How to re-run Ubuntu Welcome app?
114530
How do I bring up that initial guided tour panel again?
86370
How can I prevent applications from running on startup?
32829
One single command to update everything in Ubuntu?
71449
How can I revert a config file back to the originally installed version after I have edited it?
99469
'Open in browser' redirects me back to the app
99899
How to properly restart unity?
77762
What are post-installation triggers?
9544
How to re-open a status-declined feature-request?
31172
What's the equivalent of "add or remove programs" in Ubuntu?
98903
How to recreate /var/lib/dpkg/status?
525
Open an app on startup/after booting
153667
Change default applications
125361
How to disable app relaunch and window restore in El Capitan on reboot?
111573
What's the best way to re-enable PPAs/repos after an upgrade?
106361
How to Return to an already open application when a user tries to open a new instance if same version?
84511
Re-use Mavericks install file
86192
How to run applications as root?