Question

Effective solutions to fix a Mac that won’t turn on

Answer 1

Shut down Mac and plug in the power cord. Press Shift-Control-Option, then press Power button. Hold the keys for about 10 seconds. Release the keys.

...

• If you're on a desktop Mac or Mac Pro:
• Unplug the power cable.
• Give it 15 seconds.
• Plug the cable back in.
• Wait 5 more seconds and press Power again.

Answer 2

Solution 1- Connect the charger. If pressing the power button results in nothing, then connect the charger to your Mac and wait for at least 10 minutes.

Solution 2- Run your Mac in safe mode.

Solution 3- Reset SMC (System Management Controller)