How to request a package be upgraded?
66915
How to request a package upgrade in the next Ubuntu release
38313
Checking if Ubuntu package contains desired update
109624
How do I tell apt to never upgrade a particular package?
135452
How do you see what packages are available for update
45993
How to keep up with packages and know which ones are obsolete?
133
How can I fix a 404 Error when using a PPA or updating my package lists?
35093
Upgrading from the command line?
48809
"The upgrade has aborted" error, how to proceed?
421
How do I update a Drupal distribution to a newer version?
144507
No facility exists in Update Manager to upgrade to a new version, why?
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
151800
How do I effectively support old feature requests?
102559
How to install package from newer distribution?
111573
What's the best way to re-enable PPAs/repos after an upgrade?
49161
Upgrade manager wants me to do a partial upgrade
4450
How can I reproduce the error "package... needs to be reinstalled, but I can't find an archive for it" for testing?
126343
How to downgrade a package via apt-get?