see screenshot https://github.com/a1ive/grub/issues/58#issuecomment-619338623
You have to mount the FAT volume as a 'pseudo-drive' numbered 1-9. Then operate on it then dismount it cp mkdir mv rm cp also dd is supported even in UEFI. On Tue, 19 May 2020 at 18:21, Maverick <m...@sapo.pt> wrote: > Hi, > > Is there any possibility to execute cmds on a filesystem from inside grub? > > For example rename a directory on the EFI filesystem? > > Best regards. > >
