How to Fix Macbook air not starting after update or Stuck on Restart

If you have updated your macbook air or macbook pro to the latest version of macOS and you are unable to start or restart your macbook or turn on your macbook then you need to follow these simple troubleshooting methods to fix this issue.

In  this article I will be guiding you how to restart your Mac book after update.

How to Fix MacBook air or Macbook Pro not Starting After Update

Below troubleshooting method will help you fix macbook not starting after update.

Solution 1: Force restart

• First turn off your MAC.
• Wait for a few seconds and press power button.

Solution 2: Reset PRAM / NVRAM

Step 1: First turn off your MAC.

Step 2: Press the power button to turn on your Mac

Step 3: Then immediately press  and hold the option + command + P+R keys simultaneously as quickly as possible after pressing the power button.

Step 4: Keep pressing those keys until you hear the start up sound for second time.

Step 5: Wait for some time. It may take 15 to 20 minutes.

Step 6: Now your Mac will restart normally.

Also Read: 1) How to Fix Macbook Pro or Macbook Air sound not Working or No Sound (internal speakers not working)

2) How to Get Rid of MacBook Pro M1 Wi-Fi issues ?

3) How to Fix Ethernet Keeps Disconnecting / Dropping on MacBook

4) How to fix external monitor keep turning off on macbook pro/air

5) How to Change Wallpaper on MacBook

Solution 3: Restart your MAC in safe Mode

Step 1: Turn off your MAC.

Step 2: Press the power button to turn on your Mac.

Step 3: press and hold the shift key immediately after pressing the power button.

Step 4: You can see the apple logo on the screen don’t leave the shift key when you see the apple logo.

Step 5: Keep pressing the shift key until you see the login window and then enter the password to log in you may need to login twice if while Walt is turned on.

Solution 4: Reset SMC

If your Mac has non removable battery

Step 1: Shutdown your Mac by pressing the power button.

Step 2: But I said hold the shift + control + option + power button simultaneously.

Step 3: Then release the keys at the same time.

Step 4: Press the power button to turn on your Mac.

If your Mac has a removable battery

Step 1: Remove the battery out of your Mac.

Step 2: Press and hold the power button for five seconds.

Step 3: Insert the battery into your Mac.

Step 4: Turn on your MAC.

Solution 5: Fix Disc Errors in Recovery Mode

Step 1: Turn off your MAC. 

Step 2: Press the power button to turn on your Mac.

Step 3: Present hold command + R keys simultaneously as soon as possible after pressing the power button until the apple logo appears.

Step 4: After that Mac OS utilities window will appear with four options tap disc Utility.

Step 5: Tap Continue.

Step 6: Select the disc or drive that you want to repair.

Step 7: Select first aid>run. This action will check the disk for errors.

Step 8: Click done and close disk utility.

Step 9: Restart your Mac via apple menu>restart.

Solution 6 : Reinstall Mac OS

Step 1: Turn off your MAC

Step 2: Press the power button to turn on your Mac.

Step 3: Press and hold the command plus are key simultaneously as soon as possible after pressing the power button.

Step 4: Keep pressing command + R keys until the apple logo appears.

Step 5: After that Mac OS utilities window will appear with four options tap reinstall Mac OS.

Step 6: Tap continue full

Step 7: You will be promoted to choose your hard disc hard drive. If you are not asked to select your disc tab show all discs. You may need to enter your Apple ID.

Step 8: Tap install wait until the installation process completed.

Step 9: Your Mac will restart after completing the installation.