Is there a way to upgrade from 12.04 desktop to 14.04 beta directly?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
19288
Update manager doesn't offer an upgrade to the new release
102559
How to install package from newer distribution?
41964
Where is the update to 14.04.1 in update-manager?
32829
One single command to update everything in Ubuntu?
113056
How to upgrade from 12.04 to 12.10 using CD?
125703
Is there a way to run an update and upgrade in one command?
15687
How do I resume a release upgrade?
211
Can I skip over releases when upgrading?
29191
Upgrade to 18.04 from 17.10
127766
how to upgrade my Debian package with minor changes
98421
How will people upgrade from 12.10 to later releases after 13.04 is EOL?
147789
Updating core from 8.4.4 to 8.6.1
16837
Unable to upgrade from 14.04 to 14.10 "Cannot Calculate Upgrades"
16578
How to upgrade a single package using apt-get?
119169
Should I upgrade to 14.04 LTS?
10709
Can i upgrade ubuntu without losing my apps and files?