Run the flash command with the logo parameter. Depending on the generation, the command varies: Modern ThinkPads: WINFLASH64.exe /logo:LOGO.BMP Older systems: Flash64.cmd /logo LOGO.BMP
: Ensure your laptop is plugged into AC power with at least a 25% battery charge before initiating the update.
If you can't find a pre-made file, you can "patch" one yourself using a tool like Photoshop or GIMP: Set exactly to 120x120 pixels. Export Format: Choose Windows BMP . Advanced Options: Select 16-bit or 24-bit (R8 G8 B8). lenovo oem logo bmp 120x120 patched
Extract the contents of the installer using a tool like 7-Zip instead of running it.
On consumer-grade Lenovo systems (such as IdeaPad or Legion models), official tools might not support custom logos. Technical users rely on third-party firmware tools like UEFITool or ChangeLogo to open a backup of their BIOS ROM, locate the specific GUID section containing the OEM splash image, replace it with the patched BMP, and flash the modified ROM back to the chip. Critical Risks and Safeguards Run the flash command with the logo parameter
The OEM (Original Equipment Manufacturer) splash screen is the visual icon displayed by a computer during the initial boot sequence, right before the operating system loads. Many system administrators, enthusiasts, and modders seek to customize this experience by utilizing a "lenovo oem logo bmp 120x120 patched" file.
Many Lenovo laptops/desktops store the OEM boot logo as a inside a protected BIOS region. The official flashing tools reject modified logos due to checksum or signature mismatches. Users want to personalize the boot screen without bricking the system. Export Format: Choose Windows BMP
By mastering the constraints of the 120x120 patched Lenovo OEM logo BMP, you can confidently customize, brand, or restore your hardware's boot environment safely and effectively.