: Advanced users use the -patch -logo argument with WinFlash64.exe . This method is favored for its speed and flexibility as it can sometimes patch the logo without a full BIOS reflash. Lenovo UEFI Boot Logo Changer - GitHub
The logo won't appear stretched on 4:3 or 16:9 monitors. lenovo oem logo bmp 120x120 patched
: Download the BIOS Update Utility for your specific model from the Lenovo Support Site. Run the .exe but select "Extract Only" instead of installing. Prepare the Image : Save your 120x120 image as LOGO.BMP . : Advanced users use the -patch -logo argument