Resume interupted upgrade (14.04 to 16.04) and
13720
apt-get update fails to fetch files, “Temporary failure resolving …” error
125703
Is there a way to run an update and upgrade in one command?
58032
How to install the previous version of a .deb package and pin it?
24165
Upgrade to version newer than repositories
48928
Restoring open software after a restart event in windows
139149
How to reinstall Windows 7 using in-place upgrade when the system is unbootable?
138432
How to reliably reload package after change?
60659
Install newer package version from trusty-backports
19972
Reinstall of OS after CPU Upgrade needed?
49161
Upgrade manager wants me to do a partial upgrade
111573
What's the best way to re-enable PPAs/repos after an upgrade?
80106
How do I enable automatic updates?
9901
How to upgrade from 18.10 to 19.10, using the command line?
89603
How can I know if reboot is required after update?
150302
How can I prevent Windows from prompting to restart my computer after an update?
20399
How do I upgrade from 14.04 LTS to 16.04.1 LTS?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?