Broken Packages in Ubuntu 20.04
2432
Unable to correct problems, you have held broken packages
112955
How can I upgrade Ubuntu from 19.10 to 20.04 without losing packages?
16186
Requires installation of untrusted packages?
38068
Ubuntu Software doesn't open in Ubuntu 20.04
55857
How do I get a list of obsolete packages?
3298
How do I resolve unmet dependencies after adding a PPA?
1632
How do I fix a "Failed to download package files" error?
32426
How to install packages?
140793
Problem installing a package
93246
How to resolve conflicting distributions in apt-get
102559
How to install package from newer distribution?
74763
Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution)
94656
Problem installing .deb in Software Install Ubuntu 20.04
73068
cant install or remove anything on 18.04 cause of DPKG error
49658
Elegant way to check for missing packages and install them?
1520
How to install software or upgrade from an old unsupported release?
24957
Node Package Manager got corrupted in some way, now it cannot be installed