It is obvious to be afraid and panic if you are in this situation for the first time. This isn’t the end of your Mac, and it won’t start again on your own. There are some pretty good tricks available here when your Mac won’t boot/start you can do it on your own without spending a single buck. So let’s try to fix Mac won’t turn on.
This tutorial is also helpful for those Apple Mac users having issues that Mac won’t turn on but is charging; Mac won’t start at All, Mac not begins after sleep or after a Power outage. Lost of users also reporting mac won’t start on fan running or after restart/ after three beeps/ water spill/ after shutdown or on loading bar.
This kind of failure arises when you have updated to macOS Mojave, but often people face such situations and try to fix them with some tricky solutions. Let’s head over to mac won’t turn on/boot after updating to macOS Mojave.
Solved Mac Won’t Turn ON macOS Mojave/ Mac won’t Reboot Mac 10.14
Fix 1: Check Power or Charger’s cable
Carefully look at the power cable to see if it is not damaged or broken at some part. At the same time, also check the AC power socket is working correctly by connecting another device.
Alternatively, try to use different power cable or adapter that is compatible with your Mac. These are the only ways to check power cable.
Fix 2: Perform Power Cycle
There are some weird cases occur in which Mac’s green light is glowing perfectly, and on the other side, the Mac won’t turn on. You must try to perform a power cycle and reboot the Mac in a particular mode. This involves some steps,
Step #1: Remove the “Power cable.”
Step #2: Press and hold the “Power” button for 10 seconds.
Step #3: Keep pressing power key and connect the power cable.
Step #4: Hold ten more seconds.
Step #5: Release the key and let the Mac usually start.
Fix 3: Start in safe mode
Safe mode is a foolproof solution if your Mac won’t start or Mac crashes continuously. It limits some of the apps while startup and Mac feel little reliable and starts without carrying much load at the startup.
Step #1: Press and hold down the “Power key” and “Shift key” together.
Step #2: Now, release the “Shift key” when login page appears on the screen.
Fix #4: If You’re Mac is stuck on black screen after booting
It is the most reported issue on the forums that while start up the display of Mac goes black. This happens because of low power, and that’s why you can’t see the bright part of the screen. However, if you put the display in the darkroom, you might see the dialogue box of login and password.
Besides, you can give a flash behind the display and try to locate the cursor on the dialogue box and enter a password. The screen should generally start after entering the password.
Fix #5: Reset SMC on Apple Mac
System Management Controller plays an essential role in many functioning parts of Mac. Hurdles related to battery, display and most specifically power key related can be easily fixed by resetting SMC.
Step #1: Remove the “Power cable.”
Step #2: Leave at least 15 seconds.
Step #3: Re-plug the “Power cable.”
Step #4: After 5 to 10 seconds, press “Power” again.
Fix #6: Try Recovery Mode
If you are facing this issues regularly, then try recovery mode.
Step #1: Restart the “Mac.”
Step #2: When the Mac restarts press and holds “Command+R” keys when you hear reboot tone. Release the keys when the Apple logo appears on the screen.
Step #3: Now you will see macOS “Utilities” window.
NOTE: If you have mistaken something while pressing keys then the standard desktop will appear. You have to follow the steps again.