Moing from 12.04 to 14.04
6596
How to create a bootable USB stick?
59088
How to upgrade to a newer release of Ubuntu using the Live CD?
31506
How do I update Ubuntu manually?
140470
How do I update kernel to the latest mainline version?
36703
How do I upgrade from 12.10 to 13.04?
78859
How to reinstall default packages
41825
How to downgrade from 64-bit to 32-bit
9239
How to migrate user settings and data to new machine?
16837
Unable to upgrade from 14.04 to 14.10 "Cannot Calculate Upgrades"
211
Can I skip over releases when upgrading?
74079
How to Upgrade Ubuntu 12.04.2, 12.04.3 to 12.04.4, the next Hardware Enablement Stack?
100135
What does "upgrade to 18.04" mean?
151170
Transfer settings to new version of Blender
72152
Upgrading 16.04 to 16.04.1
20399
How do I upgrade from 14.04 LTS to 16.04.1 LTS?
158735
How to update Wine to the latest version?
140371
Update Ubuntu 10.04