2
votes
1answer
612 views

MacBook Pro repeatedly freezes, often with odd display glitches

I have an older, 2007 15-inch MacBook Pro (model identifier MacBookPro3,1) which has begun freezing repeatedly. If I boot into Single User Mode it stays operative, however I've begun to get graphic ...
2
votes
2answers
2k views

Mail.app connection errors (offline) after sleep

My 10.8.2 MacBook Air is having constant connection errors in Mail.app when the computer has been sent to sleep or hibernate. A small alert triangle appears next to all account names (I have several) ...
3
votes
2answers
1k views

Mountain Lion is stuck with “See network administrator” when joining Wi-Fi network

I recently clean installed Mountain Lion to my mid 2011 iMac, and ran into a frustrating issue when joining my Wi-Fi network. All my other Apple devices have no trouble accessing the same wifi, except ...
4
votes
2answers
9k views

What can be done to make my Mountain Lion Mac drops connection to my Cisco router less often?

I have a Cisco wireless router WAG54G2 Annex A plus Cisco Extender RE1000. The router is upstairs and extender helps me strengthen the signal downstairs and have been having issues keeping a wireless ...