Revert back to Mavericks from Yosemite Public Beta
3612
Can I downgrade to Mavericks after installing Yosemite (beta/developer preview)?
133969
iMac crashes after upgrade to OS X Mavericks
21347
Reattach to lost X11 session
94446
Revert to upstart
127369
How can I stop using beta iOS on my iPhone?
87984
Can I fresh install a Beta version of macOS?
13028
Will any files or apps delete after updating to Mavericks?
136913
how to change "kind" of files in OSX mavericks?
93399
Reinstall MacOS Sierra
125361
How to disable app relaunch and window restore in El Capitan on reboot?
16756
How to set (restore) the com.apple.quarantine attribute?
31948
Roll back from OS X Mavericks ( or any newer OS) to Mountain Lion
32805
Change update frequency of App Store in Yosemite?
5114
Can I delete any of the default apps the come with OS X?
23781
Incompatible Software for next OSX?
37044
Apple Preview Program messed up the shortcuts after the Yosemite update
1687
How to revert software sources back to default?