1. Update Microcode for 9th Gen CPU and INTEL SA-00233. 2. Fix Debian not install issue. 3. Disable Turbo Mode by Default. ******************** 1. Unzip the file and copy to the USB flash drive with FAT32 format. 2. Insert USB and press [F7] on boot to select "UEFI: Built-in EFI Shell" 3. Type "fs0:" to change path when you see Shell prompt. 4. Type "F797AA03" to auto update BIOS. 5. Power off the system after the update finished.