Some common MacBook problems, and have to fix them:

• Your MacBook Keeps Dying Suddenly and Frequently-It's possible that your Mac's battery isn't charging properly if it keeps dying while you're using it. If that isn't the case, and your Mac shuts down at random times even while the battery is fully charged, you're dealing with a different issue. Try restarting your Mac with the power button as soon as the shutdown occurs. Restart the computer when it has been powered back up and loaded with macOS. Restarting your MacBook allows it to complete a safe and complete shutdown.
• A blank screen appears when your Mac boots up.-A blank black or blue screen at startup is one of the most common MacBook Pro screen issues. If this screen persists, it means your MacBook froze while attempting to open a certain app or login function.To fix this issue, restart your Mac by pressing and holding the power button for several seconds. If it doesn't work, try starting it in Safe Mode. Check and remove any problematic items or login items after the computer has restarted.

Read More: What problems have you experienced with Mac?