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Shut down your Mac. On your Mac, choose Apple menu > Shut Down. If you don’t want app windows that are open to reopen when your Mac restarts, deselect “Reopen windows when logging back in.”. A Mac is completely shut down when the screen is black. Some computers also don’t show an active power light or have any fan or drive noise.
Sep 30, 2023 · S3: Everything except RAM and peripherals that can wake the computer, like the keyboard, is powered off. This is your computer’s “sleep” state. This is triggered from the Apple menu or happens automatically on a timer after a period of inactivity. S4: RAM contents are written to disk and everything powers off. If you shut your Mac’s lid ...
Then try restarting your Mac. If this resolves the issue, reconnect one device at a time, restarting your Mac after reconnecting each one, until you determine which device is causing the problem. Use Apple Diagnostics to diagnose problems with your computer’s internal hardware, such as the logic board, memory, and wireless components.
Oct 2, 2024 · Check your software. Install all available software updates. If your Mac suspects that a particular app caused the restart, it might ask whether you would like to move the app to the Trash. Click Move to Trash, then contact the software developer to see if a software update is available. Use safe mode to try to isolate the cause of the issue.
Apr 17, 2021 · Sleep it. Restart the Mac as a troubleshooting step or for cleaning. Put your Mac to sleep or wake it. When you’re not using your Mac, you can save energy by putting it to sleep. When your Mac is in sleep, it’s turned on but consumes much less power. It takes your Mac less time to wake from sleep than it does to start up after being turned off.
Nov 10, 2024 · Tools like CleanMyMac X can help optimize your Mac before and after updates. Optimizing Mac Performance and Preventing Future Errors. Regular maintenance and smart system management can help prevent unexpected restarts and boost your Mac’s performance. These steps focus on key areas that often cause issues. Managing Disk Space and Permissions
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Dec 31, 2019 · Run Apple Diagnostics. Â To do this, press and hold the D key while you boot your Mac, and then see if any hardware issues are detected. Boot into Safe Mode. Â Press and hold the Shift key while your system starts to boot into Safe Mode. See if the problem persists.