How to uninstall Ubuntu 18.04 and go back to 16.04?
74209
How do I install MS SQL for ubuntu 18.04 LTS?
122007
Dual boot. How do I reinstall the Ubuntu partition?
125237
What's the best way to completely remove everything from a computer, without re-installing?
32775
Inno Setup: How to automatically uninstall previous installed version?
58487
How do I destroy my installation? (render it unbootable?)
7544
How do I move (copy) my entire Ubuntu system to a different hard disk?
143841
Get rid of unity desktop on Ubuntu 18.04
46571
How do I install Ubuntu 16.04 from an SD card?
107548
Where can I download Ubuntu 16.04?
34367
How do I reinstall Ubuntu?
148193
How to Uninstall RVM?
132293
If I can, how do I install Ubuntu from Ubuntu?
23214
Uninstalling Ubuntu from dual boot / changing bootloader
76122
How to uninstall Ubuntu from a dual boot system?
89
How do I remove old kernel versions to clean up the boot menu?
29191
Upgrade to 18.04 from 17.10
8624
Removing Ubuntu from a dual-boot setup with Windows