Hello, the error messages here give me the impression your computer is not allowing the operating system to change the bootup mechanism. There may be a setting in the BIOS about this, or it might be a hardware problem of some sort.
Thanks ** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1922995 Title: package grub-efi-amd64-signed 1.169+2.04-1ubuntu45 failed to install/upgrade: o subprocesso instalado, do pacote grub-efi- amd64-signed, o script post-installation retornou erro do status de saída 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2-signed/+bug/1922995/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
