Contents
Why does my MacBook Pro shut down when unplugged?
A common cause of this problem is due to leaving your computer plugged in a lot of the time. This can cause the System Management Controller (SMC) to believe the power level is below a set threshold resulting in it triggering the computer to go into deep sleep mode and shutting off when unplugged.
Why is my laptop turning off when I unplug it?
Answer: If your laptop turns off immediately when you unplug it from a power source, it means your battery is not working. Most likely, your battery reached the end of its useful life and stopped holding a charge. This can happen if there is a short in the internal components of the battery.
What to do when MacBook Pro turns off when unplugged?
Another option to try and resolve this issue is to reset the PRAM on your MacBook Pro. Do this by following the steps below: Shut down your computer. Press the power button to turn back on. Hold down the Option, Command, P, and R keys all at the same time.
What happens when I unplug my MacBook Air from the AC?
To start the conversation again, simply ask a new question. Until yesterday my lovely macbook was motoring along smoothly. Currently it is showing a 99% battery charge and each time I unplug it from the AC adaptor the screen dims for a few seconds like it is going to sleep and then it shuts down.
How often does a MacBook Air shut down?
HOWEVER, each time I disconnect the power adaptor from the computer, it shuts down and I am unable to restart the computer unless it is hooked back up to the power adaptor AND I press the power button on the computer. I think basically the battery just is done. It has 413 charge cycles. Average for these batteries is around 500 cycles.
Why does my computer shut down when unplugged?
About six months ago my computer began shutting off immediately when unplugged. (Was letting my roomates use the computer, came home one day and it started doing this.) I believe that my battery is OK, it performs between 97% and 99% consistently. When I do the battery test, all of the lights light up.