24-bit RGB true color or 8-bit indexed color. 24-bit uncompressed is preferred for clarity.

Modifying BIOS-level logos carries inherent risks, as an improper flash can "brick" the motherboard.

The "Lenovo OEM Logo BMP 120x120 Patched" file has several implications and uses:

If you simply pasted a regular Paint-saved BMP here, the flasher might fail. A "patched" file ensures the header matches exactly what the flasher expects, allowing the process to proceed to the write stage.

"lenovo oem logo bmp 120x120 patched" refers to a specific technical process used by enthusiasts and technicians to replace the default Lenovo BIOS/UEFI boot splash screen with a custom image. While Lenovo provides official tools for this, the "patched" aspect often refers to using command-line flags or specific file configurations to bypass standard firmware restrictions. The Anatomy of the Custom Logo

If you want to tailor the patch specifically to your hardware, tell me:

Extract the installer package to a local folder (e.g., C:\LenovoBIOS ). Move your custom LOGO.BMP into that extracted folder.

: The file must be a Windows Bitmap (.BMP). Older utilities often require a 16-color or 24-bit depth to maintain compatibility with legacy BIOS environments.

This is the standard resolution required by most Lenovo BIOS implementations for the custom boot logo. BMP: The format must be a Windows Bitmap.

Customizing the Lenovo Boot Experience: A Guide to Lenovo OEM Logo BMP 120x120 Patched

Modifying the BIOS Boot Screen: A Deep Dive into Lenovo OEM Logo Modification

Execute the BIOS update tool with the custom logo flag. For many Lenovo systems, the command is Flash.cmd /logo:yourlogo.bmp .

Load the ROM file into UEFITool and search for the specific GUID corresponding to the boot graphics capsule (often found under raw sections labeled IntelLogo or generic corporate graphic containers).

If the custom logo does not appear immediately after flashing, boot into the BIOS setup utility, load the default system configurations, save the changes, and restart the machine. This clears cached display assets from the non-volatile random-access memory.

Modifying BIOS files carries inherent risks.

: The system will reboot and flash the BIOS. Your patched logo will appear during the next startup.