Quantal Repositories have been removed?
1520
How to install software or upgrade from an old unsupported release?
157525
How to delete old versions of same packages from a Local Repository?
137372
GitHub API: Repositories Contributed To
134134
I lost my .keystore file?
80617
Totem sidebar gone after upgrade (playlist)
55857
How do I get a list of obsolete packages?
27514
How to remove medibuntu repository and packages?
121222
"Kept back" packages for update , want to uninstall unity?
1692
What happened to the ia32-libs package?
76256
apt-get removed, how to reinstall it?
53243
Cryptkeeper removed from Ubuntu 18.04
9841
How can I fix "E:The package linux-modules-5.4.0-56-generic needs to be reinstalled, but I can't find an archive for it."?
113341
Using zypper, how can I remove all packages installed from a specific repository?
18052
How to remove/install a package that is not fully installed?
32788
Why is Ubuntu Software Center dropping previously provided applications?
72297
are there any way to find the true package which I want to uninstall on Ubuntu?
62284
Manually aborted CHKDSK /r at this point, was data changed?