If that still not work, then i believe it is not a graphical problem. It must be related to the EFI or Firmware. As @hisham_6c5 mentioned, try another method to boot like ventoy.
Also check this list:
Firmware checklist for BIOS systems
Use latest available firmware
Disable EFI
Disable RAID option
Enable AHCI
Firmware checklist for EFI Systems
Use latest available firmware
Disable Optane Memory and Rapid Storage Technology (RST)
Disable RAID option
Enable AHCI
Disable Secure Boot
Disable Fast Boot
Disable CSM (Legacy/MBR) boot
Some systems require the user to set a firmware password before more advanced options becomes available.