However, when you install a new operating system, it may not appear in the GRUB menu. This can happen if the new operating system wasn’t set up to work with GRUB during installation or the bootloader was overwritten. This article will explain why GRUB may not show Windows 11 and how you can add it to the GRUB menu in just a few steps.

Why is GRUB not showing Windows 11?

There are a few different reasons why Windows 11 may not be showing up in the GRUB menu.

Incomplete installation – One possibility is that the installation or boot process did not correctly set up Windows 11 to work with GRUB. This can happen if the installer does not detect the other operating systems on the computer. Overwriting during installation – This can happen if the user chooses to install Windows 11 in the same partition as an existing operating system or if the user chooses to install Windows 11 to the same drive as the bootloader.

Note that there are different related issues users have faced, including GRUB rescue, deleted GRUB, If Windows 11 is not showing up in the GRUB menu, you can add it by editing the GRUB configuration file and adding an entry for Windows 11. Below we outline the steps you must take.

How can I add Windows 11 to the GRUB menu?

1. Update GRUB

This will update the GRUB configuration file and scan all partitions on your hard drive to detect operating systems that aren’t listed in the GRUB menu.

2. Manually add a GRUB entry

It is important to note that some details may vary depending on your specific system configuration. However, back up your current GRUB configuration before making any changes. Also, select the proper partition and drive to avoid boot problems. Let us know in the comments below what worked for you.

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