I've got my MacAir 13" connected via cable to an external HP monitor. After 2 years of working fine, now the monitor just goes to sleep, and I can't get my mirror image to work. I contacted HP and they said the problem lies with the laptop.
I've got my MacAir 13" connected via cable to an external HP monitor. After 2 years of working fine, now the monitor just goes to sleep, and I can't get my mirror image to work. I contacted HP and they said the problem lies with the laptop. What can I do?
MacBook Air, OS X Mountain Lion (10.8.5)