13 апр. 2013 г. · Executing a sudo update-grub only works on an installed version of Ubuntu, where you have write access to the underlying GRUB files (and on a Live CD, you do ...

28 авг. 2018 г. · Any change to the grub configuration file ( /etc/default/grub ) applied with update-grub has no effect. The update-grub change the /boot/grub/grub.cfg file ...

11 нояб. 2016 г. · Normally, running sudo update-grub within the OS/distribution that controls GRUB should do the trick.

13 июн. 2021 г. · Simply calling update-grub will update the GRUB installation, and detect any other installed operating systems. Calling it from Ubuntu shouldn't break the ...

9 февр. 2014 г. · The update-grub command was created to make things easier - it is simply a shell script in /usr/sbin/. #!/bin/sh set -e exec grub-mkconfig -o /boot/grub

1 июн. 2012 г. · Go to /boot/grub and look at the files there. There should be a bunch of .mod files and a grub.cfg file. If the directory is empty, don't ...

5 февр. 2021 г. · Use the command: sudo os-prober and try updating the GRUB config using the command: sudo update-grub. It will automatically detect the changes and you can try ...

27 апр. 2018 г. · The sudo update-grub only updates the grub.cfg in /boot whether partition or folder inside / (root). But with UEFI there is another grub.cfg ...

6 мая 2020 г. · I tried to write sudo update-grub and I get these errors: error: invalid volume. grub-probe: error: cannot find a GRUB drive for /dev/sdb1. Check your device. ...

2 нояб. 2021 г. · The system boots up fine, but I cannot choose to boot the Windows 10 install I have on another drive, it is not in the grub menu when booting.