Imac wont upgrade to use 6 gig ram
I have a 2007 imac that i want to upgrade to 6gig ram which i new if unoffialy supported but i seen many other people upgrade to 6gigs. Right now i only can get it to run with 3 gigs that are in it now. did any one else run into this problem??? when i put the 4gig in it wont start.
iMac, OS X Mountain Lion (10.8.3), 2007 2.4ghz