There are various reasons which may be responsible for the starting error of Mac laptops. To resolve the error you needs to follow the few steps so that problem can be resolved easily and most important thing is you do not require any expert help for performing the steps.
Lets discuss the steps
Step 1 :- Reset your NVRAM or PRAM
- Press the Power button then immediately press and hold the Option (Alt), Command, P, and R keys.
- Keep the keys pressed for around 20 seconds, even if your Mac appears to restart.
- If your Mac plays a startup sound, release the keys after you hear it chime for the second time.
- If your Mac has the Chip, release the keys after the Apple logo disappears for the second time.
Step 2 :- Run your apple laptop in safe mode as sometimes due to some corrupted files it won’t starts and facing problem due to missing start up files.
Step 3 :- Check Power cable and replace with new one if it is faulty and not charging the laptop.
Hope this will help you in resolving your problem.
Thanks and Best Regards
[Edited by Moderator]