Best for Dell, HP, Lenovo, and Gigabyte.
The ability to change the BIOS splash screen depends entirely on your motherboard manufacturer. High-end motherboards often include this feature natively in the BIOS interface, while budget boards may require third-party tools. change boot logo
Use UEFITool + ChangeLogo.py (GitHub) to insert an image into a UEFI firmware image, then re-flash with FlashROM or manufacturer tool. Only for experts. Best for Dell, HP, Lenovo, and Gigabyte
Works on many ASUS, MSI, ASRock, and some Gigabyte boards. Best for Dell