Open the file inside and locate the specific GUID section labeled 7BB28B99-61BB-11D5-9A5D-0090273FC14D (this is the universal code standard for firmware splash images).
Here is the step where 90% of users fail. Standard ZIP compression changes the file header in a way ASUS BIOS does not recognize.
24-bit is generally standard, though some older utilities require 256-color (8-bit) BMPs.
Which (Windows 11, Windows 10, Linux) are you running? asus oem logo bmp zip exclusive
To change the image that appears when your computer first turns on (boot logo), you need to change the BIOS splash screen.
The "ZIP" aspect of the topic usually arises in one of two contexts:
To successfully bypass the security checks and flash your custom logo, you must follow this exact workflow. Do not deviate. Open the file inside and locate the specific
The ASUS OEM Logo BMP ZIP: An Exclusive Technical Analysis of BIOS Splash Screen Customization
Having access to the ASUS OEM logo BMP ZIP file can be useful in several scenarios:
The ASUS Republic of Gamers Forums often have dedicated threads where members share customized OEM logo packs. 24-bit is generally standard, though some older utilities
Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OEMInformation .
If you only want to change the OEM logo visible in Windows System Properties (right-click "This PC" → Properties):
: Images sized perfectly for 1080p, 2K, and 4K displays. Why Use the BMP Format?