Flash BIOS update - Flash from Operating System version  for Win 10 64 bit and Win11 64bit
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Version GKCN49WW

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

Installation README
Updated Date: 2021-11-08
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
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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.
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Please follow bellowed step to update BIOS in Windows:
1.  Locate the file GKCN49WW.exe that has been downloaded.
2.  Double click the GKCN49WW.exe icon.
3.  Follow wizard UI by making sure what BIOS to flash and flash on what platform
4.  Finally press Install & Finish to start flashing. During the process, you are advised not to turn off the computer.
5.  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
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General Information:

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



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