Flash BIOS update - Flash from Operating System version for Win 10 64bit/Win 11 64bit.
====================================================================================================
Version GKCN60WW

Applicable OS: Win 10 64bit;
                        Win 11 64bit.

Installation README
Updated Date: 2023-03-07
This package updates the basic input/output system (BIOS) on
 "Lenovo Legion 5 15ACH6H/R70002021H/Lenovo Legion R7000P2021H/5 15ACH6H/5 17ACH6H/5 Pro 16ACH6H/R9000P2021H/7 16ACHg6/7 16ACHg6 1/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN60WW.exe that has been downloaded.
2.  Double click the GKCN60WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:
GKCN60WW:
BIOS Notification      :
1.Fixed
    1）Fix TP related issue.
    2）Fix BSOD when open Vantage
2.Add
    1) Implement Country Code String in SMBIOS Type 11
3.Modified
    1)  Enhancement to address security vulnerability CVE-2019-17178
    2）Optimize code .
 
EC Notification      :
1. Fixed
    1) None
2. Add
    1) None
3. Modified
    1) None



GKCN59WW:
BIOS Notification      :
1.Fixed
    1) Optimize V58 Fix GPU OC status incorrect in legion zone
2.Add
    1) None
3.Modified
    1)  Optimize  V58 Update some GUI strings;
    2)  Update PI1009
    3)  Enhancement to address security vulnerability CVE-2019-17178，CVE-2022-32471/32473/32469/32474/32475/32470/32477/32474/32476/32478/32953/32954/32955
 
EC Notification      :
1. Fixed
    1) None
2. Add
    1) None
3. Modified
    1) Fix the problem of slow wake-up or black screen when plug CC135W square adapter in S3 resume.



GKCN58WW:
BIOS Notification      :
1.Fixed
    1) Fix GPU OC status incorrect in legion zone
2.Add
    1) Support 135W square adapter.
3.Modified
    1) Update some GUI strings;
    2) Enhancement to address security vulnerability CVE-2022-30773/30774/31243/32266/32267/33905/33906/33907/33908/33909/33982/33983/33984/33985/33986/34325;
    3) Enhancement to address security vulnerability CVE-2022-26316/26346
 
EC Notification      :
1. Fixed
    1) None
2. Add
    1) Add support 135W square AC
3. Modified
    1) Solve the problem of GPU intermittent frequency and power reduction after update BIOS

	  
GKCN57WW:
BIOS Notification      :
1.Fixed
       1) None
2.Add
       1) None
3.Modified
       1) None


EC Notification      :
1. Fixed
       1) None
2. Add
       1)None

3. Modified
       1) Optimize ADP_ID average filter.
      2) Optimize code for PD enhancement.





GKCN56WW:
BIOS Notification      :
1.Fixed
       1)[WHLK]System - PNP (disable and enable) with IO Before and After (Reliability)Fail On BSOD 0XE6.
2.Add
       1) None
3.Modified
       1) None


EC Notification      :
1. Fixed
       1) None
2. Add
       1)None

3. Modified
       1)None
	 

GKCN55WW:
BIOS Notification      :
1.Fixed
       1)  None
2.Add
       1)  enable Instant boot
3.Modified
       1)  Fine tune silent installation feature
       2)  Enhancement to address security vulnerability LEN-776378


EC Notification      :
1. Fixed
      1) None
2. Add
        1) Add instant boost function
        2) Add cmd for Support factory  test tool

3. Modified
        1) Optimize to save security flag.
	 

GKCN54WW:
BIOS Notification      :
1.Fixed
       1)  None
2.Add
       1)  None
3.Modified
       1)  Fine tune security feature

EC Notification      :
1. Fixed
      1) None
2. Add
      1) None 
3. Modified
     1) Optimize to save security flag.

GKCN53WW:
BIOS Notification      :
1.Fixed
       1)  Fix GUI display abnormal on 2K panel;
       2)  Fix silent installation fail for BIOS upgrade tool.

2.Add
       1)  None

3.Modified
       1)  Fine tune some power setting for 90W PD adapter.

EC Notification      :
1. Fixed
    1) Fix the problem of only connecting AC can't power on

2. Add
    1) Add 135W PD adapter support；

3. Modified
    1) Fine tune some power setting for 90W PD adapter.


GKCN52WW:
BIOS Notification      :
1.Fixed
       1)  None

2.Add
       1)  Add 90W PD enhancement feature support.

3.Modified
       1)  Enhancement to address security vulnerability LEN-68085/73436/73452；
       2）Enhancement to address security vulnerability LEN-73440/73441/73442

EC Notification      :
1. Fixed
    1) None

2. Add
    1) Add 90W PD enhancement feature support；
    2) Add PCH sensor temperature monitor to improve system stability

3. Modified
    1) Enhancement to address security vulnerability LEN-73440/73441/73442


GKCN50WW:
BIOS Notification      :
1.Fixed
       1)  None

2.Add
       1)  None

3.Modified
       1)  Update AUOB69B DR key

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
    1) Modify the power LED will first change red issue while change from custom mode to other mode.



GKCN49WW:
BIOS Notification      :
1.Fixed
       1)  Fix SW SMI caused noise issue.
       2）Fine tune SPL & SPPT value to fixed cpu frequency will down to 0.38hz when run  Double Roasting.

2.Add
       1)  Add AUOB69B DR key and cookies.

3.Modified
       1)  Remove PD adapter DTPC setting.

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
    1) Optimize Y560 case in Custom code, the power light will first turn red and then white after remove AC
    2) Remove PD enhancement feature


GKCN48WW:
BIOS Notification      :
1.Fixed
       1)  Fix SW SMI caused noise issue.

2.Add
       1)  Add PD enhancement feature follow LNV requirement

3.Modified
       1)  Sync DDS status in NV control panel with Legion zone App.

EC Notification      :
1. Fixed
    1) None

2. Add
    1) Add PD enhancement feature follow LNV requirement

3. Modified
    1) Modify in Custom code, the power light will first turn red and then white after remove AC.
    2) Modify the problem of setting the fan full speed in custom mode and unable to keep the setting after resume from S3




GKCN47WW:
BIOS Notification      :
1.Fixed
       1)  Fix system screen flash garbage once when turn on HDR and resume from S3.

2.Add
       1)  None

3.Modified
       1)  Update BOE0A81 EDID table.

EC Notification      :
1. Fixed
    1) Fix system screen flash garbage once when turn on HDR and resume from S3.

2. Add
    1) None

3. Modified
    1) None




GKCN46WW:
BIOS Notification      :
1.Fixed
       1)  Fix Y logo LED and OSD still has feature even if MTM country code is not from PRC.

2.Add
       1)  Add BOE0A81 panel support;
       2) Add BOE0AC1 DR key and cookies.

3.Modified
       1)  Optimize code for custom mode;
       2)  Update CSOT1507 DR key.

EC Notification      :
1. Fixed
    1) Fix battery LED can't flash amber light 3 times 

2. Add
    1) Add cmd for factory test
    2) Add ADP_ID average filter follow LNV requirement


3. Modified
    1) Optimize KB lighting status for lighting PCR
    2) Modify prochot setting follow power request 
    3) Modify the problem that the Y logo led is not synchronized when switching to DC quiet mode




GKCN45WW:
BIOS Notification      :
1.Fixed
       1)  None

2.Add
       1)  Add new feature support on custom mode/Lighting/OSD.

3.Modified
       1)  None

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
     1) Add new feature support on custom mode/Lighting/OSD.


GKCN44WW:
BIOS Notification      :
1.Fixed
       1)  None

2.Add
       1)  None

3.Modified
       1)  Modify DR key for CSOT1507;
       2)  Fine tune NV HDR Workaround.

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
     1) Modify HDR panel delay time



GKCN43WW:
BIOS Notification      :
1.Fixed
       1)  None

2.Add
       1)  Add DR key and cookie for BOE0A40
       2)  Add new feature support on custom mode/Lighting/OSD.

3.Modified
       1)  Modify DR key for BOE0A2D

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
     1) None



GKCN42WW:
BIOS Notification      :
1.Fixed
       1)  Fix _ADR error for NVidia NBCI function in DDS mode 

2.Add
       1)  N/A

3.Modified
       1)  N/A

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
     1) Modify do not power on when the battery RSOC is less than 2%



GKCN41WW:
BIOS Notification      :
1.Fixed
       1) N/A

2.Add
       1)  Add cookies for new panel CSOT1507 and BOE0A2D support.

3.Modified
       1)  N/A

EC Notification      :
1. Fixed
    1) None

2. Add
    1) None

3. Modified
     1) Moodify RSOC EC shutdown from 0% to 2%
     2) Modify input current limit setting follow power team request



GKCN40WW:
BIOS Notification      :
1.Fixed
       1) Fix Win11 WHQL Hardware Security Testability Interface Test issue;
       2) Fix Win11 WHQL TPM 2.0 UEFI Preboot Interface Test fail issue;
       3) Fix FvRecovery data crashed issue.

2.Add
       1)  Add LEGION logo in BIOS GUI.

3.Modified
       1)  Optimize decode feature.

EC Notification      :
1. Fixed
    1) Fix device can not be charged with rear side Type C port when enter S4/S5 or resume from S4/S5 under AC mode.
    2) Fix Win11 UCSI USB Operation Role command test fail 

2. Add
    1) None

3. Modified
    1) None



GKCN39WW:
BIOS Notification      :
1.Fixed
       1) Fix logo show abnormal while pressing F12 and exit.
       2) Fix DIY logo function abnormal issue.
       3) Fix the DPTC value of AC quite mode cannot meet DPTC table spec under Hybrid mode.

2.Add
       1)  Add new panel support.

3.Modified
       1)  Fine tune BIOS Setup Page message.
       2)  Enable ACP feature support on Y560.
       3)  Enable machine learning feature.



EC Notification      :
1. Fixed
    1) Fix device can be charged when enter S4/S5 and disable AOU in left type C port under AC mode.
2. Add
    1) None
3. Modified
    1) None

==================
General Information:

GKCN38WW:
BIOS Notification      :
1.Fixed
       1) Fix issue that 16' panel and E GPU, the layout will lower in gaming homepage.
       2) Fix system resume time too long after running sbrestore factory key.

2.Add
       1)  Support Legion logo show normally.
       2)  Support MTK SAR and WLAN/BT PLDR function.
  
3.Modified
        1)  Enable KDMA.
        2)  Fine tune BIOS Setup GUI.


EC Notification      :
1. Fixed
    1) None
2. Add
    1) None
3. Modified
     1) Optimize BIOS update process;
     2)  Remove TP ID reading function;
     3)  Fix left type C port sometimes cannot detect external monitor by type C cable issue.
==================
General Information:

GKCN37WW:
BIOS Notification      :
1.Fixed
 1) N/A

2.Add
 1) Support New OS variable.

3.Modified
 1) N/A.


EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) None
==================
General Information:

GKCN36WW:
BIOS Notification      :
1.Fixed
 1) The GPU OC is shown on when connected with 65w/95w type-c adapter under balance mode.[All]	

2.Add
 1) Add ATO function support.[All]

3.Modified
 1) Impletement new Lenovo Gaming GUI Setup Specification for CPU and GPU OC.[All]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update normal kb backlight show OSD follow PM Spec 1.83
  2) Add Interface Cmd 0x45 Data 0xAC for MFG AC source check
  3) Add Interface Cmd 0x45 Data 0xAD for MFG load default Y760 lighting
  4) Add W/R for EE Noise(Level 0/1/2/3 → Speed 0/1800/2000/2100)
====================================================================================================
Version GKCN35WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-04-06
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN35WW.exe that has been downloaded.
2.  Double click the GKCN35WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN35WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) None

3.Modified
 1) Overclock UI related dialog.[All]
 2) Change Y760 GPU core clock from 50 to 100.[Y760]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) EC notify 8258 OS is DC Quiet mode After 8258 init, for fix ,DC quiet mode 8258 can not keep Fin+U lighting off
====================================================================================================
Version GKCN34WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-19
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN34WW.exe that has been downloaded.
2.  Double click the GKCN34WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN34WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) None

3.Modified
 1) Disable GPU OC on Yx60.[ALL]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update Version.[All]
====================================================================================================
Version GKCN33WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-19
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN33WW.exe that has been downloaded.
2.  Double click the GKCN33WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN33WW:
BIOS Notification      :
1.Fixed
 1) [265012] PC Manager show error when run it.[Y560/Y560P]

2.Add
 1) None

3.Modified
 1) None 

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update Version.[All]
====================================================================================================
Version GKCN32WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-17
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN32WW.exe that has been downloaded.
2.  Double click the GKCN32WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN32WW:
BIOS Notification      :
1.Fixed
 1) [263031] PC screen show blackscreen but have backlit when connected Type-c monitor do S4/S5/Restart then resume under DC mode.[All]

2.Add
 1) None

3.Modified
 1) Update DPTC Table for Y560/560P-E.[Y560/Y560P]
 2) Update PI1002b PatchC.[All]
 3) Optimize code for OC.[All]
 4) Enable ML on Y560P
 

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update FanTable. (Y560-15 ADM-E5_0317 for ML)[Y560]
====================================================================================================
Version GKCN31WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-15
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN31WW.exe that has been downloaded.
2.  Double click the GKCN31WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN31WW:
BIOS Notification      :
1.Fixed
 1) [264291] AVT Fmax don't change to OC/non-OC frequency after enable/disable CPU OC function, but need restart unit once.[Y760]
 2) Run OC stress - TCT+Furmark,occurred auto-shutdown.[Y760]

2.Add
 1) Add the toggle Fan table command in SetIntelligentSubMode.[All]

3.Modified
 1) Follow Lenovo requirement,AMD CPU OC need return 0 in IsSupportCpuOC method.[Y760]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Add Machine Learning Function.[All]
====================================================================================================
Version GKCN30WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-12
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN30WW.exe that has been downloaded.
2.  Double click the GKCN30WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN30WW:
BIOS Notification      :
1.Fixed
 1) [264142] [Y560P-16ACH SIT E5/E3 D/H][2nd]GPU Core/VRAM Clock Offset not meet spec in BIOS setup.[All]
 2) [264140] Restore Default Overclocking has no function when enable it in BIOS setup.[All] 

2.Add
 1) None

3.Modified
 1) Implement Lenovo Game Zone Firmware SPEC V2.45.[All]
 2) Following Lenovo requirement，if not R9 CPU，need hide OverClockControlSwitch option on Setup.[All]
 3) Optimize code for GetLearningProfileCount.(only Y760 support 6 setting)[Y560/Y560P/Y560AP]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Add Y560-15/17 S3/S4/S5/WB/idle panel delay 500ms backlight on
====================================================================================================
Version GKCN29WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-08
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN29WW.exe that has been downloaded.
2.  Double click the GKCN29WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN29WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) None

3.Modified
 1) Enable CPU OC, default is off.[Y760]
 2) Update GPU OC setting to 100/200.[Y760]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Fix EC can not check type-c AC Watt After connect NEC type-c monitor.[All]
  2) Add EE Noise W/R for Y760-E7.[Y760-E7]
====================================================================================================
Version GKCN28WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-05
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN28WW.exe that has been downloaded.
2.  Double click the GKCN28WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN28WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) None

3.Modified
 1) According to the requirements of safety department,removed safety protection in AC mode.[Y560P]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update Version.[Y560/Y560P]
====================================================================================================
Version GKCN27WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-04
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN27WW.exe that has been downloaded.
2.  Double click the GKCN27WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN27WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) Add the notify EC RGB detect status for RGB KB issue.[ALL]

3.Modified
 1) None

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Add Y560-17 E3/E5 panel idle delay 500ms backlight on.[Y560-17]
====================================================================================================
Version GKCN26WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-03-01
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN26WW.exe that has been downloaded.
2.  Double click the GKCN26WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN26WW:
BIOS Notification      :
1.Fixed
 1) None

2.Add
 1) None

3.Modified
 1) In AC mode, remove the CPU Power limit without inserting the battery.[ALL]
 2) Update the DGPU string for GN20P-P0-D.[ALL]
 3) Optimize thermal Mode icon under BIOS main UI.[ALL]
 4) Enable BOE_NE160QDM-NY1 GSYNC function on Y560P.[Y560P]
 5) Follow FN+Q spec Fn+Q 4.0 Y760&Y560 V0.10 20210227 change Core Clock Offset maximum to 150.[All]
 6) Follow project requirement,remove ML on Y560P.[Y560P]
 7) Update Lenovo Smart Battery 2.0 Interface Spec V1.6.[All]
 8) According to the requirements of safety department,removed safety protection in AC mode.[Y560P/Y760]

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Remove Safety W/R.[All]
  2) Remove DPTC DC notify and Add AC mode re-notify.[All]

====================================================================================================
Version GKCN25WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-02-20
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN25WW.exe that has been downloaded.
2.  Double click the GKCN25WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN25WW:
BIOS Notification      :
1.Fixed
  1) Modify BIOS setting of SAR and CN power.[Y560]
  2) Enhance the NV top Hat solution.[All]

2.Add
  1) Add the GN20P-P0-D new Graphic support.(Power setting follow GN20P-P0 temporally)[All]
  2) Add Setup “中文” overclock related fonts.[All]

3.Modified
  1) Optimize code for machine learning.(Due to change to Balance setting when not support ML,add E5 GPU setting and clear INSM flag when change thermal mode by end user)[All]
  2) Update the RGB keyboard detect USB port address.[All]
  3) Optimize code for GPU OC.(Due to if disable GPUOC in BIOS setup, system not show GPU OC icon)[All]
  4) Follow Lenovo request,change Y560/Y560P GPU core clock from 50 to 100[Y560/Y560P]



EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Update Version.[All]
====================================================================================================
Version GKCN24WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-02-03
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN24WW.exe that has been downloaded.
2.  Double click the GKCN24WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN24WW:
BIOS Notification      :
1.Fixed
  1) None

2.Add
  1) Add the GN20P new device ID support.[All]

3.Modified
  1) Follow Fn+Q 4.0 Y760&Y560 V0.08 20210129 and change PPAB and CTGP setting.[All]
  2) Enable Y560P/Y760 E3/E5 machine learning function.[Y560P/Y760]
  3) Hide GPU OC item when disable Overclocking.[All]
  4) Update DPTC Table(Y760 AMD DPTC action Table_0202.xlsx) for Y760.[Y760]
  5) Enable CSOT MNG007DA1-A gsync function on Y560P/Y760.[Y560P/Y760]
  6) Enable GPU OC on Y560/Y560P.[Y560/Y560P]
  7) Remove Fn+Q 4.0 V0.08 20210129 PPAB and CTGP setting on Y560/Y560P(if support need project team approve).[Y560/Y560P]
  8) Update to PI1002b Patch B because of SWPM's request.[All]


EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Enable Type-C AC 65W/95W slow charge function.[All]
  2) Update FanTable 1.Y760 AMD_E3 fan table_0202_X7 2.Y760 AMD_E5 fan table_0202_X7 3.Y760 AMD_E7 fan table_0202_X7.[All]
====================================================================================================
Version GKCN23WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-30
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN23WW.exe that has been downloaded.
2.  Double click the GKCN23WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN23WW:
BIOS Notification      :
1.Fixed
  1) None

2.Add
  1) None

3.Modified
  1) Remove GPU OC feature on Y560/Y560P.[Y560,Y560P] 
  2) Follow Lenovo request,remove Y560 AUO B156HAN12.H,LG LP156WFG-SPT2 and BOE NV156FHM-NY8 EDID override(FN+R) function.[Y560]
  3) Enable ACP power gating follow AMD's suggestion.[All]
  4) Disable ACP controller follow project's request.[All]
  5) Follow Lenovo request,remove Y560P BOE NE160QDM-NY1 Gsync function.[Y560P] 


EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Set charge current 256mA when battery need current 1~256mA.[All]
  2) Remove Type-C AC 65W/95W  slow  charge function.[All]
====================================================================================================
Version GKCN22WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-28
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN22WW.exe that has been downloaded.
2.  Double click the GKCN22WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN22WW:
BIOS Notification      :
1.Fixed
  1) [258750]Insyde L05 modify device guard function
  2) Add W/A to avoid system hang up at 0x95 issue

2.Add
  1) Add GPU OC Chinese translation
  2) Add WR(Limit CPU power in AC mode when loading is high) for safety test fail on Y560P/Y760

3.Modified
  1) Enable GPU OC on Yx60 AMD and follow Lenovo FN+Q_2021_1_20 spec optimize code
  2) Update ML White List
  3) Enable BOE_NE160QDM-NY1 GSYNC function on Y560P/Y760

EC Notification      :
1. Fixed
  1) None

2. Add
  1) None

3. Modified
  1) Enable Type-C AC 65W/95W show slow charge function
  2) Add Safety Limit
====================================================================================================
Version GKCN21WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-26
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN21WW.exe that has been downloaded.
2.  Double click the GKCN21WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN21WW:
BIOS Notification      :
1.Fixed
  1) Y560 17' WHQL test fail

2.Add
  1) Add WDT for system hang at 0x51 during WB/FB/Flash BIOS

3.Modified
  1) Enable BOE NV156FHM-NY8 and LGD LP156WFG Gsync function on Y560
  2) Modify parameters according to POWER requirements for SDLE
  3) Enable AUO B156HAN12.H Gsync function on Y560
  4) Optimize GPU OC for support E and P Vram OC setting on Setup

EC Notification      :
1. Fixed
   1) None

2. Add
   1) None

3. Modified
  1) Fix Performance Mode cannot keep when plug out/in under S3/S4/S5
  2) Update FanTable 1. Y560-15 ADM-P0P1G61_0121 2.Y560-15 ADM-E5_0121 3.Y560-15 ADM-E3_0121 4.Y560_17 AMD+E5 Fan table_20210121 5.Y560_17 AMD+E3 Fan table_20210121
  3) Add W/R for BIOS hungup
  
====================================================================================================
Version GKCN20WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-20
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN20WW.exe that has been downloaded.
2.  Double click the GKCN20WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN20WW:
BIOS Notification      :
1. Fixed
   1) Unit hang and cannot boot to OS with 0C in DC mode
   2) The DGPU SVID lost after DGPU on off
   3) [258738] Immediately press ESC has no function during POST show warning message with non-supported adapter connected

2. Add
   1) None

3. Modified
   1) None

EC Notification      :
1. Fixed
   1) None

2. Add
   1) None

3. Modified
   1) Add Y760 Lighting MFG test function and DC Quiet mode close all LED(Fin+U+Y+KB_BL)
   2) Add just shipping AC support Performance Mode
   3) Update EC Parameter setting with HPB charger BQ24780S -Y560 GN20E&GN20P -20210116
   4) Set PD Address always is 0xCC,0xCE set Charge default always is CHGIC_BQ24780S
   5) Add Y760 Fn+U enable/disable icon LED function

====================================================================================================
Version GKCN19WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-13
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN19WW.exe that has been downloaded.
2.  Double click the GKCN19WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN19WW:
BIOS Notification      :
1. Fixed
   1) [257516] CapsLk led is on when you press power button & F2 to enter BIOS
   2) [256867] [257743][258487]Stress_Flash BIOS_System occur HW hang up with blackscreen
   3) [255578][255574] [Y560-16-ACH_EVT GN20P D/H Common] Some items in BIOS Setup incorrect describe and not follow SPEC when change language to "中文" (F/R: 2/2units, 2/2cycles)
   4) [255241][249246][255240] [Y560-16-ACH_EVT GN20P D/H Common] Some items in Gaming Quick Menu not shown in Chinese when change BIOS language setting to "中文"   (F/R: 2/2units, 2/2cycles)
   5) [250061][250959][255056][255053][Y560P-16ACH FVT E3/E5 D/H] Some BIOS setup help messages are not meet with test case spec.(F/R: 2/2units, 4/4times)
   6) [249246][250962][255241][255240][Y560P-16ACH FVT E3/E5 D/H] Some options information and help message not change to Chinese after change BIOS setup language to 中文.(F/R: 2/2units, 4/4times)
   7) [257560][257554][256475] Boot order can not be changed by BIOS quick page after enable 'Device Guard' function
   8) [258443][Y560P-16ACH SIT E3/E5 D/H] Units keep performance mode after remove AC with Type C monitor connected.(FR:2/2u, 4/5cycles)
   9) [257925][Y760-16ACH SIT_E3/E5/E7_D/H]Gif picture is not active during POST after set DIY logo.(F/R:2/2 units ,4/4 times)

2. Add
   1) None

3. Modified
   1) Update DPTC table for Power limit in DC mode(Y560P DPTC action table for Power limit(DC mode)_20210107.xlsx)
   2) E3 GPU support PPAB POWER increased to 10W on Y560 machine
   3) Update DPTC table for Y760(Y760 AMD DPTC action Table__E_0112.xlsx)
   4) Upgrade to PI1002b patch A code
   5) Set CPU to 10W when battery temperature less than 10 and RSOC less than 50(only 80W battery support)

EC Notification      :
1. Fixed
   1) None

2. Add
   1) None

3. Modified
   1) Power on OS Show  low watt msg when plug in 65W/95W Type-C AC
   2) Add W/R for Flash BIOS/EC hungup
   3) Add DC only E3 GPU default enter D3,other default enter D2
   4) Add Y760 GPIO setting for Lighting leakage
   5) Modify low battery temp limit with DC only
   6) Add OS S3/S5/Reboot remove fan manual control setting
   7) Update FanTable Y560-15 ADM-E3_0113 / Y560-15 ADM-E5_0113/Y560-15 ADM-P0P1G61_0112 / Y560P AMD E3 Fantable-20210113 / Y560P AMD E5 Fantable-20210113 / Y760 AMD_E7 fan table_0112_X2
   8) Add Just HDR panel delay 1.6S enable panel backlight on
   9) Add delay S3/S4/S5/Reboot for HDR panel backlight on.
====================================================================================================
Version GKCN18WW

Applicable OS: Win 10 64bit  

Installation README
Updated Date: 2021-01-05
This package updates the basic input/output system (BIOS) on "Lenovo Legion 5 15ACH6H/R70002021H/R7000P2021H/5 15ACH6/R70002021/R7000P2021/5 17ACH6H/5 17ACH6/R9000P2021H/5 Pro 16ACH6H/R9000P2021/7 16ACHg6/R9000K2021H"
BIOS, abbreviation of Basic Input Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system.

Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS.

Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer.

Print this file so that you can refer to it during the installation.

Downloading the package
=======================
1. Click the file link to download the file from the web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

Installing the package in Windows.
======================
Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN18WW.exe that has been downloaded.
2.  Double click the GKCN18WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
5.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
6.  When the update finishes, the computer will automatically reboot for the changes to take effect.

Updated Information:

Latest Version BIOS fixed all merged issues from previous.

Summary of changes
==================
General Information:

GKCN18WW:
BIOS Notification      :
1. Fixed
   1) [250959][250962] Exit Discarding Changes should show warning, and show "?"
   2) [257360][Y560P-16ACH SIT E3/E5 D/H] Device Guard can set to enabled when not set Administrator password in BIOS setup
   3) [257312] Stress_BurnIn9.1_BOE 165Hz panel occur splash screen
   4) [250959][250962] Some BIOS setup help messages are not meet with test case spec.
   5) [257155][257154] System will hang up after change BIOS setup Language then press F9 to load default.
   6) [257165] [Y560-15/17 ACH SIT E5 D/H]Stress_S4_System occur BSOD 0x5c(HAL_INITIALIZATION_FAILED)(F/R: 1/55units,1/13740cycles)
   7) The Secure Boot status can't do language switch under Information page

2. Add
   1) None

3. Modified
   1) Follow Fn+Q 4.0 Y760&Y560 V0.07 20201231 spec，change Y560 AMD-E5 GPU performance mode not support CTGP 
   2) Disable Raid0 support and hidden storage controller mode follow Lenovo's demand
   3) Follow Fn+Q 4.0 Y760&Y560 V0.07 20201231 spec，change Y560 AMD-E3 GPU performance mode support PPAB

EC Notification      :
1. Fixed
   1) None

2. Add
   1) None

3. Modified
   1) Fix plug in 65W/95W type-c AC,sometimes AC icon not show issue



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