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Reinstall grub after Windows updates (Arch & Windows dual boot)
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| #!/usr/bin/env bash | |
| # list partitions | |
| lsblk -f | |
| # mount the root partition | |
| mount /dev/nvme1n1p2 /mnt | |
| # mount the boot partition | |
| mount /dev/nvme1n1p1 /mnt/boot | |
| # change root to root partition on /mnt | |
| arch-chroot /mnt | |
| # reinstall grub | |
| grub-install --target=x86_64-efi --efi-directory=/boot --bootloader-id=GRUB --removable | |
| grub-mkconfig -o /boot/grub/grub.cfg | |
| # exit partition, unmount and reboot | |
| exit | |
| umount -R /mnt | |
| reboot |
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