Safe Mode is a startup process where the Mac uses only what is necessary to start, it does not load login items, system extensions, and non-Mac OS fonts. A progress! But if your Mac won’t boot all the way, you still need to do some work to get it working. If you have another Mac, you can try pairing the two and perform a revival or reset. If you’ve followed all the steps and your Mac still won’t start, the problem may be with the firmware. After 15 seconds, connect the cable and then wait five seconds. Intel desktop Mac with or without T2: Turn off the Mac and unplug the power cable. On the left side of the keyboard, hold down the Shift, Control, and Option keys, then press and hold the Power button for ten seconds. Intel Macbooks without T2: Turn off the laptop. (The Mac may be turned off.) Release the buttons, then turn on the Mac if it’s turned off. Hold down the Control and Option keys on the left side of the keyboard and the Shift key on the right side for seven seconds (your Mac can be turned on.) After seven seconds, keep the keys still pressed and press and hold the Power button for another seven seconds. Intel Macbooks with T2: Turn off the laptop. The way to reset the smc depends on the type of Intel Mac you have.

Restore smc: This is also only for Intel Macs M1 Macs do not have a system management controller (smc). Continue holding down the keys until you notice the Mac restarts and the Apple logo appears.Īfter the Mac has finished booting, you need to go into System Preferences and adjust the sound volume, screen resolution, and other settings. Then hold down Command+Alt+P+R when starting it.

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