Solved Why When On Battery Does The Computer Turn Off Macbook Pro 15 Core 2 Duo Model A1211
Chosen Solution When on battery alone, the computer signals low on charge and turns off when the charge, as shown by the menu bar at the top right of the screen when I plug the computer back in, is still 85%. Try using Coconut Battery to see if the issue has to do with the health of your battery. Another way to do this is to go to System Profiler and go to Power and under that it should say if your battery needs to be serviced....