no tracking but other features workMy magic mouse doesn't track: the mouse cursor doesn't move, but if I can scroll, tap and click. everything works except...
change wifi chip to acCan i replace my 802.11 n wifi chip with ac ? if yes, where can I find a compatible chip ? thank you
internal and external display (video) problemI found apple's "apple hardware test" manual and decided to test my old laptop. So I pressed down "D" after restarting the...