apt-get update fails
6809
How do I fix the GPG error "NO_PUBKEY"?
157904
error 503: service unavailable when using apt-get update behind proxy
96696
timeout errors in apt-get update/install
85009
`apt update` failed on Debian Linux
83216
apt get update missing release file
84309
How to resolve E: Internal Error when using apt-get remove?
21795
Apt-get update with an @ in password error
94986
Connection Refused while apt-get update ubuntu 18.04 over proxy
18288
What is the difference between apt and apt-get?
18622
How do I install a different Python version using apt-get?
59900
How to safely abort apt-get install?
91491
How can I get "delta" packages to optimize apt-get upgrade downloads?
53997
APT update fails: writing more data than expected
7181
apt-get is stuck at "Fetched XXKb in XXsec"
123413
Will apt-get dist-upgrade upgrade my system to a newer version?
147407
Apt-get fails on 16.04 or 18.04 installing mongodb
54998
What does "apt-get install !!" do and how to make it work?