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Difference between revisions of "GRUB/Restore the GRUB Bootloader"
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==Updating grub== | ==Updating grub== | ||
Sometimes there is | Sometimes there is an update for the GRUB package itself. So far, the grub package is updated, but the new GRUB Version is not automatically installed in the boot area. | ||
You can do this manually following the instructions above. Or you can install the Grub Maintainer Script ''install-grub''. It should work flawless for the majority of people, but SecureBoot, ZFS and fancy encryptions are not supported yet. | You can do this manually following the instructions above. Or you can install the Grub Maintainer Script ''install-grub''. It should work flawless for the majority of people, but SecureBoot, ZFS and fancy encryptions are not supported yet. | ||
{{RootCmd|command= | {{RootCmd|command=pacman -Syu install-grub}} | ||
Then once run | Then once run | ||
{{RootCmd|command= | {{RootCmd|command=install-grub}} | ||
The package includes a hook that will reinstall the bootloader when needed from now on at every update of grub. | The package includes a hook that will reinstall the bootloader when needed from now on at every update of grub. | ||
= | ===Additional Information=== | ||
==Additional Information== | |||
Some things around grub can be confusing. | Some things around grub can be confusing. | ||
===package version of grub=== | ====package version of grub==== | ||
Its the version of the grub-package present in your filesystem. But this version changing does ''not'' update the installed grub-bootloader. | Its the version of the grub-package present in your filesystem. But this version changing does ''not'' update the installed grub-bootloader. | ||
===grub-bootloader version=== | ====grub-bootloader version==== | ||
This can only been shown while you are in the Grub menu (that won’t show up while booting by default, you need to hit shift during boot). Hit the key [E] and your will see the Grub version on top. | This can only been shown while you are in the Grub menu (that won’t show up while booting by default, you need to hit shift during boot). Hit the key [E] and your will see the Grub version on top. | ||
===update-grub=== | ====update-grub==== | ||
Does ''not'' update the installed bootloader. The ‘update’ is more about updating configuration. Think of this more as ‘applying settings’. | Does ''not'' update the installed bootloader. The ‘update’ is more about updating configuration. Think of this more as ‘applying settings’. | ||
(~ equal to grub-mkconfig -o /boot/grub/grub.cfg) | (~ equal to grub-mkconfig -o /boot/grub/grub.cfg) | ||
===install-grub=== | ====install-grub==== | ||
is another script that does update the installed bootloader that runs when you turn your computer on. (it attempts to automate a system-dependent command that can look different on different setups, but an example would be: sudo grub-install --target=x86_64-efi --efi-directory=/efi --bootloader-id=Manjaro --recheck) | is another script that does update the installed bootloader that runs when you turn your computer on. (it attempts to automate a system-dependent command that can look different on different setups, but an example would be: sudo grub-install --target=x86_64-efi --efi-directory=/efi --bootloader-id=Manjaro --recheck) | ||
==Troubleshooting== <!--T:15--> | |||
=== Manjaro is not recognized === | |||
If Manjaro wasn't recognized after an update-grub then probably your Manjaro installation is missing the package lsb-release. | |||
==See also== <!--T:16--> | ==See also== <!--T:16--> | ||