How do I restore/reinstall all PAM service configuration files?
1104
How can I restore configuration files?
65079
How can I backup my programs/applications, so that after I reinstall a new one, I can still use the backup-ed ones?
109664
How to reinstall network manager without internet access?
67547
How to restore the /etc/passwd file?
143479
How do I edit configuration files?
121462
Fixing a broken packet system (apt-get)
26405
How can I access and backup ~/.gvfs and ~/.cache/dconf?
79163
Sources missing in /etc/apt/sources.list, how do I get them back?
95781
How to remove all associated files and configuration settings of an app installed through 'force architecture' command
15281
How to get a complete list of all applications installed?
53267
How do I recover the default version of some configuration file?
144843
Linux: how to restore config file using apt-get/aptitude?
1687
How to revert software sources back to default?
19565
Restore default apt repositories in sources.list from command line
111573
What's the best way to re-enable PPAs/repos after an upgrade?
34659
How to reinstall many removed packages at once?
26822
How to restore the Path environment variable I deleted?