How to solve this N: See apt-secure(8) manpage for repository creation and user configuration details.?
65
What can I do if a repository/PPA does not have a Release file?
116937
Why apt can't find the source code of any package?
153810
"Untrusted packages could compromise your system's security" appears while trying to install anything
110971
How can I get a list of all packages in a repository section from command line?
43425
failure to load repository information
117721
How to install suggested packages in apt-get
12206
How can I tell if a CVE has been fixed in Ubuntu's repositories?
2917
Why disabling "Secure Boot" is enforced policy when installing 3rd party modules
15413
sudo apt update always giving Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?)
120
How do I restore the default repositories?
60328
Is it possible to view the contents of a debian package?
38476
How do you open Apt links in Ubuntu?
95544
Where can I find the configure options used to build a package?
20472
How do I enable the "partner" repository?
86185
How to install a list of packages using apt-get?
38595
Are Ubuntu packages security audited?
152479
Why are apt-get repositories hardcoded to a specific release?