If the laptop powers on properly that means the power adapter is working properly and the problem is likely a.
Mac laptop power cord not working.
Press shift control option and a power button at the same time and hold for 10 seconds.
Inspect the power adapter.
Here are the five major.
1 check if your power adapter is properly connected.
Examine the entire length of the power cord for tears dents and worn down insulation.
If you re not sure about the outlet test it with a lamp or other device.
Apple has more information about the different power adapter connectors that work with old and new macbooks and how you can get the correct adapter if necessary.
Press the power button to turn on your mac.
Then with the battery still removed plug in the power cable and turn the laptop on.
If you notice any flaws or if the power brick is warped or smells like burnt plastic the cord is probably faulty.
Make sure that your power cable is undamaged and securely plugged into your mac and a working electrical outlet.
If a battery is non removable.
Check the power port on your apple laptop for dust.
Mac notebooks that have non removable batteries include macbook pro early 2009 and later all models of macbook air and macbook late 2009.
You can learn which power adapter and cable come with your mac notebook computer and find troubleshooting tips below if you re having an issue with a non apple power adapter try using the apple power adapter and cable that came with your mac notebook instead.
Furthermore check if you power cable is damaged.
Try bringing the laptop to a local repair shop and ask to try one of their working power adapters.
If you see no light at all that may mean your mac is not charging and you have a faulty adapter or cable.
Make sure that your power led light is lit amber orange when it is connected to your computer.
Mac notebook computers come with a usb c power adapter and charge cable.
This can prevent the connector from making a clean connection to the mac and stop you from charging it up correctly.