duke3d-shareware Version 2-14-2015 Release 9 10F/ 156M (c) RTCM Corvin
duke3d-shareware Version 2-14-2015 Release 9 10F/ 156M (c) RTCM Corvin
Shareware versions of Duke3D - Released by their Authors or Distributors.
Get Official Shareware at 3DRealms Duke3D - All Duke3d 3DR installers done by Joe Siegler
This indicates the file has been processed or hex-edited to meet specific technical requirements—such as exact bit depth, palette restrictions, or removal of file metadata—that prevent the BIOS from rejecting the image.
To successfully flash a "patched" logo, technicians typically follow these steps:
The BMP must not contain "unnecessary software tags" (like metadata from Adobe Photoshop).
Copy your custom image into this folder and rename it exactly to Open Command Prompt as Administrator and run: WinFlash64.exe -patch -logo LOGO.BMP (The exact executable name may vary by model). lenovo oem logo bmp 120x120 patched
: While 120x120 is standard for some legacy systems, modern UEFI systems often support larger images (up to 40% of the screen resolution). Step-by-Step Patching Process
Whether you want to restore a clean factory aesthetic after a motherboard swap, apply corporate branding across a fleet of ThinkPads, or display a custom minimalist icon at startup, understanding how this specific asset functions within Lenovo’s ecosystem is essential. Why 120x120 BMP? Understanding Lenovo UEFI Requirements
Lenovo motherboards store the boot logo inside the flash memory chip. Modern Lenovo systems use Unified Extensible Firmware Interface (UEFI) firmware. During the boot sequence, the firmware displays a specific image file before loading the operating system. This indicates the file has been processed or
UEFI environment code is basic. It does not natively include heavy rendering engines for compressed formats like PNG or JPEG. A standard, uncompressed Windows Bitmap (BMP) file provides raw pixel data that the firmware can read directly and display on the screen instantaneously before the operating system graphics drivers load. What Does "Patched" Mean in Firmware Customization?
: While 120x120 pixels is a common size for smaller OEM branding, many users prefer higher resolutions like 500x150 or even 40% of the screen resolution for a cleaner look.
The BIOS/UEFI environment is very primitive compared to a modern operating system. It cannot handle high-resolution JPEGs or PNGs, nor can it display images at the full resolution of the monitor immediately upon boot. : While 120x120 is standard for some legacy
Customizing the boot-up screen on a laptop is the ultimate form of personalization for tech enthusiasts and professionals. For Lenovo users, particularly those with ThinkPads or ThinkCentres, changing the standard red "Lenovo" logo to a custom image is a popular modification. However, achieving this requires strict adherence to technical specifications, often resulting in the need for a file.
Replace the default splash.bmp with your . Run the installer and reboot. Creating Your Own Patched 120x120 BMP
Look for the configuration file, usually named WINFLASH.EXE , Flash.bat , or a .LOG directive. Step 3: Execute the Patch Open Command Prompt as an . Navigate to your folder: cd C:\LenovoBIOS