Cannot Install p7zip in Ubuntu 18.04
11671
"Unable to locate package" while trying to install packages with APT
61719
Libpng12 needed for 17.10
102559
How to install package from newer distribution?
133
How can I fix a 404 Error when using a PPA or updating my package lists?
127895
403 Forbidden error in sudo apt-get upgrade ubuntu 17.4
138600
ZipArchive creates invalid ZIP file
82481
How do you install python3.7 to ubuntu 20.04?
22724
How do I install Truecrypt?
82044
Advice installing PSPP on Ubuntu 20.04
4853
Trouble downloading packages list due to a "Hash sum mismatch" error
120521
Installing .pkg with terminal ?
136463
I am trying to install package fetch
151066
Failed to fetch PPA Error (Deluge)
6851
How do I install the ubuntu-restricted-extras package?
49149
How do I solve "Unable to fetch some archives, maybe run apt-get update or try with --fix-missing" error?
36081
How to install PYPY3 on Ubuntu, for newbies?
74227
dpkg error when using apt-get install