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Computer Technology

Want to Modify Windows/Linux Dual Boot Startup Menu? You Can Do It

grub-boot screen
GRUB Startup Boot Menu

What is GRUB?

GRUB is an acronym for GRand Unified Bootloader, which is a boot loader package developed to support multiple operating systems and allow you to select among them during boot-up.

How to Modify Startup GRUB Boot Menu: Use a GUI, or Do It Manually

If you have set up your device to dual boot, say Windows 10 and Linux, perhaps you’d like to be able to modify the default GRUB Boot Menu. You can easily accomplish this by either using a GUI program, or by manually editing GRUB.CFG. There are various GUI programs available – for this example, GRUB Customizer is used. 

(for steps to set up a dual boot device, refer to Want To Dual Boot Windows 10 And Linux Mint? You Can Do It)

Grub Customizer Screenshot
GRUB Customizer GUI

OPTION 1 – Use GRUB Customizer
Easy to use, GUI interface for editing the startup GRUB Menu

  1. Download GRUB Customizer 5.0.6, or later
  2. Follow the README steps to build GRUB Customizer
    Install necessary packages, download necessary source, compile the sources, install GRUB Customizer
  3. Open the GRUB Customizer GUI from desktop or other location
    Edit boot item names, change boot order, delete items, modify timeout, etc.
  4. Reboot device, view GRUB Boot Menu changes, test changes

OPTION 2 – Manually Edit GRUB.CFG
Edit GRUB.CFG from a Terminal Session

  1. Open a Terminal Session
  2. Edit boot/grub/grub.cfg (use gedit or other editor)
  3. Make changes to grub.cfg manually – edit boot item names, change boot order, delete items, modify timeout, etc.
  4. Reboot device, view the Boot Menu changes, test changes




About Gary Reiner

thinking, reading, and writing about whatever's going on in the world...


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