What is the of your Lenovo machine (e.g., ThinkPad T14 Gen 2, IdeaPad Gaming 3)?
. Based on common modding practices, here is the structured information you need. 1. Windows System Properties OEM Logo
If you are currently troubleshooting a specific Lenovo system, let me know the (e.g., ThinkPad T480, IdeaPad 3) or the BIOS flashing tool you are using. I can provide the precise command-line arguments or tool workflows required for your device. Share public link
For older models or systems where the official utility blocks modifications, developers manually patch the raw ROM file. lenovo oem logo bmp 120x120 patched
: Run winuptp64.exe as Administrator. The utility should detect the custom image and ask: "A custom start up image file was found. Do you want to apply it?" Click Yes .
: Another utility specifically for customizing Lenovo PC boot screens. Troubleshooting Tips Lenovo UEFI Boot Logo Changer - GitHub
Flashing a patched BIOS can brick your Lenovo laptop or desktop. Do not attempt this on a mission-critical machine or a device with a dying battery. You need a UPS for desktops or a fully charged battery + AC adapter for laptops. What is the of your Lenovo machine (e
Replace the default splash.bmp with your . Run the installer and reboot. Creating Your Own Patched 120x120 BMP
Altering system firmware carries inherent risks. To prevent bricking your hardware, follow these precautions:
While the days of 120x120 are fading, the methods pioneered by this community—signature bypasses, UEFI module replacement, and checksum patching—remain relevant for modern firmware hacking. Whether you are maintaining a fleet of legacy Lenovo devices or simply want to see your family photo for the two seconds before Windows loads, the patched 120x120 BMP is your gateway. Share public link For older models or systems
Before flashing anything to your motherboard, you must carefully craft your replacement graphic using an image editor like GIMP, Photoshop, or Paint.NET.
Always backup your data before modifying system files or, especially, the BIOS. When in doubt, use the official Lenovo BIOS update utilities and extract the BIOS_LOGO.txt guidelines before attempting any third-party "patched" tools.
It is crucial to understand that "OEM Logo" can technically refer to two very different places within your computer: the (what you see when you right-click "This PC" > Properties) and the BIOS Boot Screen (the very first image you see when you power on the machine).
: The image displayed immediately after powering on the laptop. This is often a red "Lenovo" or "ThinkPad" logo.