Remove grub and keep only Ubuntu
124303
Remove GRUB and keep a Linux system
124725
Removing Ubuntu from UEFI Bios Menu
40654
How to remove Windows from grub menu and boot straight to ubuntu?
130437
Can I erase all partitions including EFI and install only Ubuntu?
107544
How can I remove Ubuntu from my system and install the Windows bootloader?
135572
How to remove the Ubuntu menu of Windows Boot Manager?
109851
how to remove other linux os and stay with ubuntu only
134645
How do I remove any Ubuntu brand and trademark from my Ubuntu install?
28970
How to completely remove and reinstall Ubuntu?
68509
How can I edit my Grub bootloader entries (Hide, Rename, Remove)?
57996
Remove XP from dual boot
134817
How do I set Ubuntu to my default boot?
18266
How do I completely remove Ubuntu?
96557
How to exit grub rescue?
125237
What's the best way to completely remove everything from a computer, without re-installing?
64973
Erase partition and install Ubuntu on entire disk
51264
How do I uninstall Ubuntu from a computer?