If you are a business, do not use patched BIOS. Instead, buy Lenovo workstations with the "Custom Boot Logo" feature (available in ThinkStation and some ThinkPad enterprise models with Intel vPro).
: Before running any flash utility, back up your current working BIOS configuration and ROM. lenovo oem logo bmp 120x120 patched
This is the standard resolution required by most Lenovo BIOS implementations for the custom boot logo. BMP: The format must be a Windows Bitmap. If you are a business, do not use patched BIOS
: 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 This is the standard resolution required by most
: Loading a BMP file that does not strictly adhere to the 120x120 resolution or correct color depth can cause visual artifacts or boot hangs.
Lenovo actually provides an official "patch" pathway that many users overlook. Instead of installing a BIOS update immediately:
By using a correctly patched 120x120 BMP, you can give your Lenovo machine a professional, factory-original look or a completely unique identity that persists across OS reinstalls.