How to add dev modules to a distribution without getting security updates warnings?
1771
How to get rid of 'security updates available' warnings?
111573
What's the best way to re-enable PPAs/repos after an upgrade?
152479
Why are apt-get repositories hardcoded to a specific release?
1520
How to install software or upgrade from an old unsupported release?
51448
How do new package versions find their way to the LTS distribution? (Current example: OpenSSL)
2917
Why disabling "Secure Boot" is enforced policy when installing 3rd party modules
102559
How to install package from newer distribution?
118543
How can I install a package without installing some dependencies?
36848
How do I safely install an older/newer version of Python?
148065
What is the best way to build a package that targets a single Ubuntu release only?
127852
How do I update a program installed from a manually-downloaded deb package?
29362
How do I install a single package from Debian testing or unstable on stable?
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
5242
How to update software installed via .deb file
3840
How can I require an optional Perl module if installed?
511
How to enable silent automatic updates for any repository?
54991
How can I install updates and shut down from the command line?