Source code of uninsyde: https://github.com/jbit/uninsyde

Source code of UEFIReplace: https://github.com/LongSoft/UEFITool

Usage:

• Download the source code on your Steam Deck
• Execute ./biosmaker.sh /usr/share/jupiter_bios/F7A*_sign.fd in terminal
• • Bring your own way to generate a valid .fd file from the F7A..._DeckHD.bin patched BIOS
• or
• • Use any bios flashing hardwre to flash the newly created F7A..._DeckHD.bin to your BIOS chip