Execute the update command via an elevated Command Prompt or by running the utility installation assistant. The software will detect the custom BMP file, compress it into the new BIOS image, and prompt you to reboot to flash the firmware.
Double-check that your file is exactly 120x120 pixels. Even a single pixel variance (e.g., 121x120) will cause Windows or the BIOS scaling engine to misinterpret the asset layout. lenovo oem logo bmp 120x120
# 3. Save as BMP img.save('lenovo_oem_logo.bmp') print("File saved as lenovo_oem_logo.bmp (120x120)") Execute the update command via an elevated Command
Windows explicitly required the .BMP (Bitmap) format. lenovo oem logo bmp 120x120
Create a package containing oemlogo.bmp and the .reg file outlined in Method 1.