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Why is my Mac not loading when I turn it on?
You could have an issue with one or more of those devices or their cables. Then turn your Mac back on. If the issue persists, once again press and hold the power button until your Mac turns off. Then use Disk Utility to repair your startup disk.
Why is my MacBook Pro adapter not working?
Make sure your power adaptor is connected properly. If so, try a different adaptor (borrow one from a friend or ask at an Apple Store). Check the power port on your Apple laptop for dust. This can prevent the connector from making a clean connection to the Mac and stop you from charging it up correctly.
How do I reset the power supply on my MacBook Pro?
Press Shift-Control-Option on the left side of the built-in keyboard, then press the power button at the same time. Hold these keys and the power button for 10 seconds. If you have a MacBook Pro with Touch ID, the Touch ID button is also the power button.
How do I restart SMC?
Resetting the System Management Controller (SMC)
- Shut down the computer.
- Disconnect the MagSafe power adapter from the computer, if it’s connected.
- Remove the battery.
- Press and hold the power button for 5 seconds.
- Release the power button.
- Reconnect the battery and MagSafe power adapter.
What to do if your MacBook Pro power adapter is not working?
If your USB-C power adapter isn’t charging your MacBook, MacBook Air, or MacBook Pro, first try unplugging the power adapter from the power outlet, waiting a few seconds, and plugging it back in. If that doesn’t help, check these things.
Why is my MacBook Pro not charging after I plug it in?
Wait 30 seconds, then plug the power adapter back in. If your Mac notebook starts charging after you plug the power adapter back in, this might indicate an issue with line noise (disruption caused by stray electromagnetic signals) from your power outlet.
What kind of power adapter do I need for my Mac?
Mac notebook computers come with a USB-C power adapter and charge cable. You can learn which power adapter and cable come with your Mac notebook computer, and find troubleshooting tips below. If you’re having an issue with a non-Apple power adapter, try using the Apple power adapter and cable that came with your Mac notebook instead.
Why is my MacBook Pro not turning on?
Hold down the power button for ten seconds. Then press the power button again to see if the Mac turns on. Reset the System Management Controller (SMC). If you recently installed memory or a drive in your Mac, make sure that it’s compatible and installed correctly.