Tested installation in VirtualBox of Ubuntu desktop amd64 version 20200707.1 in both MBR and EFI mode. Both worked OK.
Tested to install from USB in MBR mode on a computer with Nvidia GPU. Doesn't work. get an error message about /DEV/SR0 No media found
Tested on another computer in EFI mode. Doesn't work. Error message "Unable to find a medium container a live file system"
Tested installation in VirtualBox of Ubuntu desktop amd64 version 20200707.1 in both MBR and EFI mode. Both worked OK.
Tested to install from USB in MBR mode on a computer with Nvidia GPU. Doesn't work. get an error message about /DEV/SR0 No media found
Tested on another computer in EFI mode. Doesn't work. Error message "Unable to find a medium container a live file system"