Upgrade 13.04 to 13.10 - packages now unavailable
1520
How to install software or upgrade from an old unsupported release?
76628
Update to 3.13 kernel on Ubuntu 13.10
109677
How do I to resolve unmet dependencies to uninstall and reinstall package
94171
Why Does Software Updater Say No updates Available, but apt-get upgrade Shows updates available?
144507
No facility exists in Update Manager to upgrade to a new version, why?
4305
How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
48809
"The upgrade has aborted" error, how to proceed?
9901
How to upgrade from 18.10 to 19.10, using the command line?
119920
Failed upgrade from Ubuntu 19.10 to 20.04 "Please update the microcode"
19288
Update manager doesn't offer an upgrade to the new release
12614
Upgrade problem
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
118754
Package dependencies cannot be resolved
16578
How to upgrade a single package using apt-get?
91491
How can I get "delta" packages to optimize apt-get upgrade downloads?
74990
Error while trying to upgrade from Ubuntu 18.04 to 18.10: "Please install all available updates for your release before upgrading."
20751
Problem upgrading Ubuntu 9.10