If you’ve installed Ubuntu along with Windows 10, Grub Bootloader is also installed along with Ubuntu to boot the Ubuntu. When the computer starts you can choose either Windows or Ubuntu Bootloader to boot the system. Grub Bootloader lets you Boot the Ubuntu along with Windows 10.
If any time you uninstall Ubuntu from your computer but Grub Bootloader remains installed. That’s why, when you start your computer you get two boot options again Windows Boot manager and Ubuntu. You think I’ve uninstalled ubuntu but still, Ubuntu is here, Why?
Actually you’ve uninstalled Ubuntu but not Grub Bootloader, this is a problem. You can Uninstall and Remove Grub Bootloader from Windows 10. Once you’ve done this, Grub Bootloader will no longer available on your computer.
Remove Grub Bootloader
It is quite easy to remove Grub Bootloader from Windows, We should have Admin access on Windows for this. Here, We will first temporarily assign a letter to EFI drive and then uninstall Grub Bootloader from the Boot directory.
1. Open the Command prompt and type command “diskpart”, You can open Diskpart using the Run dialog box as well.
2. This opens a new Command Window where you are to run following commands.
3. Type command “list vol”, this will show you all the disk volumes list on your computer.
4. Now find the EFI/System Volume, it will be always in FAT32 format.
5. Select the volume using the “select volume Y” command, where Y represents the sequence number of the EFI volume.
6. For convenience, We can assign a drive letter using the command “assign letter=Z:”, Where Z is a temporary drive letter.
7. Once you’ve done this, Type “exit” command to leave Diskpart Window.
8. Now, open the command prompt and Run as Administrator.
9. On the command Prompt Admin, Type “Z:” to access the EFI drive.
10. Next, Type the command “dir” to find the EFI directory inside. This command shows all the directory inside the drive.
11. Now, Go inside the EFI Directory using the “cd EFI” command, where cd means change directory.
12. Type “dir” command to view the directories inside, then delete the Ubuntu boot directory.
13. Type command “rmdir /s ubuntu” to delete the Ubuntu boot directory completely. This process will Remove Grub Bootloader from your computer.
14. Exit the command prompt and restart your Windows, then go to Boot manager and remove Ubuntu from the boot list, then save and exit.
Finally, you can check that Grub Bootloader is no longer available in the Boot menu. Your Computer will boot your Windows without any interruption.