Devuan - how to install non-free contrib?
116951
How can I add non-free network firmware to my Devuan install?
144022
How to install a package from a local repository?
134192
How to make sure I'm not using any proprietary software after installation?
118543
How can I install a package without installing some dependencies?
82186
How do I make post-install scripts?
81648
How to download a software package with all dependencies and sub-dependencies?
8936
How do I install a 32-bit proprietary deb on a 64-bit system without causing dependency problems?
728
Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?
94102
How do I add a software source?
92230
What is the "Free software only" option when installing Ubuntu?
117798
How to replace package install of nginx with compiled from source?
11083
How do I install a .deb file via the command line?
71474
Should I install programs from a source tarball (`.tar.gz`), from the Ubuntu Software Centre, or from elsewhere?
156886
Where should I copy-paste-install software to?
137126
How Do I Allow A Standard User to Install Programs?
36886
How to install a deb file, by dpkg -i or by apt?
94080
Installing a .deb package on Arch - Is it possible?