iMac 25 grey screen globe with exclamation mark in triangle with Apple.com/ support underscored with -200 F. What's with that?
imac 25 with grey screen shows a globe with an exclamation mark within an inverted triangle underscored with Apple.com/support and -200 at bottom. Latest version of OSX. Nephew attempted to restore to factory settings. imac is now not usable. Help!!!!!
iMac, iOS 9.2.1