January 29th, 2015 04:41 PM
If you don't have a nVidia Maxwell graphics card and don't need the nVidia web driver, like I do, then, see Post #2 in tonymacx86's 10.10.2 announcement.
If you do have a 750, 750 Ti, 960, 970 or 980, then follow this procedure:
:ch: Repair Permissions using the Disk Utility on the drive to be updated;*
:ch: Backup your current installation...