I'm trying to uninstall Ubuntu but there's some issues
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
152897
Is it safe to remove ubuntu-desktop package?
105849
How to remove Windows after installing Ubuntu?
846
How to reinstall Ubuntu keeping my data intact?
28970
How to completely remove and reinstall Ubuntu?
1500
Erasing a Linux laptop
134645
How do I remove any Ubuntu brand and trademark from my Ubuntu install?
76122
How to uninstall Ubuntu from a dual boot system?
34367
How do I reinstall Ubuntu?
918
How to remove Ubuntu and put Windows back on?
102366
How to wipe and install ubuntu?
40330
How to delete an Operating system?
36111
Can I uninstall and reinstall Ubuntu Software Center?
12366
How can I remove partitions? I already have 4
72297
are there any way to find the true package which I want to uninstall on Ubuntu?
124303
Remove GRUB and keep a Linux system
157221
Reinstalling Ubuntu 15.10: "Removing conflicting operating system files" has been running for almost 24 hours