The update progress line for the Apple TV upgrade moved three inches and then froze. All updating has stopped. How do I reboot or restart the software?
Apple TV (2nd generation)
Posted on May 6, 2014 9:38 PM
Q: Device froze while updating. Now what?
How long has it been trying to update? Generally best to leave it complete.
http://support.apple.com/kb/ht4367