Hold down the power button as well as the other keys.Hold down Control-Option-Shift for 7 seconds.Click on the Apple menu in the upper left corner of your screen.So if one or more of your ports are not working, resetting the SMC might fix the problem. The SMC is responsible for a few different aspects of your MacBook o MacBook Pro, including how energy is distributed on your MacBook, including the USB-C ports.
Reset System Management Controller on your MacBook If not, it’s time to move on to the next step. Once your Mac is charged, check to see if the USB-C ports are working. Press the power button again to turn on your Mac.Hold down the power button for 10 seconds.Click the Apple menu and then click Shut down.
This will not cause you to lose any data or files it’s just a way to restart your Mac that’s a bit more useful than just restarting it. The steps below only work on MacBook with Apple T2 security chipswhich includes the following models:* MacBook Air introduced in 2018 or later.* MacBook Pro introduced in 2018 or later. If that doesn’t work, the second option is to try reset the System Management Controller (SMC)which controls the MacBook’s power, battery, fans, and other functions. The first thing is opt for the classic restart of the computer, because this can help somewhat “shock” the Mac back into working order. Apple recommends several options when Mac USB ports don’t work
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