Boot to any [Manjaro] live GUI disk. Use manjaro-chroot 1. Start by identifying the partition where your Manjaro installation controlling the active Grub menu resides and needs repairing. If you are in Graphical mode you can use an application called GPartEd , which should be in Menu > System > GPartEd. This will provide a simple visual illustration of the partitions on your hard drive(s). To do the same thing from terminal or TTY you can use this command lsblk -f 2. manjaro-chroot is a tool to easily setup a functional chroot into an installed Linux installation from a live boot of a Manjaro Installation Media. To setup the chroot use the command sudo manjaro-chroot -a You will be presented with a terminal. Wait until it shows a list with the available system partitions on your computer and choose the one you want to repair. 1.) First of all check the partition for the ESP (EFI System Partition). An ESP is a fat32 partition and contains .efi ...
Download: Grub Customizer 1. Open terminal via Ctrl+Alt+T or by searching for “Terminal” from start menu. When it opens, run command: sudo add-apt-repository ppa:danielrichter2007/grub-customizer Type in your password (no visual feedback) and hit Enter. 2. Then install grub-customizer package via either Synaptic Package Manager or by running commands: sudo apt update && sudo apt install grub-customizer Uninstall To remove the PPA, go to System Settings -> Software & Updates -> Other Software. To remove the software, either use Synaptic Package Manager or run command: sudo apt remove grub-customizer && sudo apt autoremove