grub-customizer 5.1.0-2 (arm64 binary) in ubuntu focal

 Grub Customizer is a graphical interface to configure GRUB2 and BURG. It can
 do changes for settings and menuentries easily.
 .
 Grub Customizer has the following features:
   * Move, remove or rename menuentries (they stey updatable by update-grub).
   * Edit the contents of menuentries or create new ones (internally it edits
     the 40_custom file).
   * Provide reinstallation of the bootloader to MBR.
   * Allow make settings like default operating system, kernel params,
     background image, text colors, etc.
   * Allow one to change the installed operating system by running on a live
     CD/DVD or from an OS inside a flash drive.
 .
 Grub Customizer is useful for customizations and recovering actions over any
 Linux distribution.