#How to turn on macbook air 2020 free#

Hold Shift+Control+Option and the Power button at the same time for approx.

The SMC (system management controller) can be be reset to restore your system preferences back to the factory settings, this can change any hard to find settings back to normal without the hassle of searching for it. Then Click the cog icon at the bottom of the Side Bar and click ‘Use this device for Sound Output’ if it allows you to. Make sure that no box is checked under “Mute” on the lower right hand side. In the Audio devices window Click the Built-in Output. In the utilities folder select Audio MIDI setup. Audio MIDI setupĬlick the magnifying glass in the top right corner of your screen and search ‘utilities’ click the folder named utilities in the drop down.

#How to turn on macbook air 2020 free#

If you can see fluff or debris caught in the headphone socket, use a small plastic or wooden instrument like a tooth pick to try and free the debris. If they do but no sound is coming out, have a look at your headphone input with a torch to look for any debris. Using hot keys (F10/F11/F12)įirst try pressing the mute key F10, sound down key F11 and sound up key F12 a few times, does the speaker icon appear in the middle of your screen? Do the lines underneath the icon move up and down with F11 and F12.

This may not be something you’re aware of happening so, even if you haven’t touched the settings before, just have a go trying our top tips on getting your MacBook off mute.

When MacBooks get stuck in mute, the majority of the time it’s a setting somewhere that’s been changed and causing havoc.