Shut Down For Mac

About unexpected restarts

See full list on wikihow.com. On your Mac, do any of the following: Choose Apple menu Shut Down. If you don't want the app windows you currently have open to reopen when you restart your. Press and hold the power button until you see the restart, sleep, or shut down dialog, then click Shut Down, or press. If your Mac won't. Apr 29, 2020 Once in Terminal, use the following command: sudo shutdown -s +60; With this command, your Mac will go to sleep after 60 minutes. If you want to shut it down completely, simply replace '-s. If you need to shut down and run out the door, press Ctrl+Opt+Cmd+Eject to shut down immediately, also without alerts or warning dialogs. Be careful using these commands though: you won't be. . Usb tv tuners for mac. With a single click, Shutdown Timer prevents the idle sleep of your Mac while it's running, so you can be sure your Mac only sleeps when you want it to. The interface adjusts to your needs. Drag the timer to the right and the interface automatically expands, so you can set longer periods of time.

Rarely, your Mac might experience a software or hardware issue that requires it to restart. When it starts up again, you might see a message that your computer was restarted because of a problem.

Unexpected restarts are usually caused by software installed on your Mac, or by devices connected to your Mac. If the issue causes your Mac to restart every time it attempts to start up, your Mac might eventually shut down. Use the steps below to check the software and hardware on your Mac.

Check your software

If the issue is caused by software on your Mac, one of these steps might help:

• 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.
• Reinstall macOS. If the issue continues after reinstalling macOS, check your hardware.

Check your hardware

Learn how to check your connected devices and other hardware.

Check peripheral devices first

Download safari for free mac. If you don't have any devices attached to your Mac, skip to the next section.

1. Shut down your Mac.
2. Disconnect all peripheral devices, such as hard drives or printers. If you have a desktop Mac, make sure that only a display, keyboard, and mouse or trackpad are connected.
3. Turn on your Mac.
4. Use your Mac for the amount of time that it would usually take for an unexpected restart to occur.
5. If an unexpected restart occurs, follow the steps to check the internal RAM and third-party hardware.
6. If an unexpected restart doesn't occur, turn off the Mac and connect one peripheral device at a time until an unexpected restart occurs.

Check RAM and third-party hardware

Check RAM and third-party hardware

Certain models of Mac computers have removable memory (RAM). If you recently installed memory or a hard disk (or SSD), make sure that it's compatible and installed correctly. If possible, remove it and test with the original memory or disk.

Learn more

• If you continue to experience unexpected restarts, contact Apple Support.
• If your Mac is frequently restarting unexpectedly, it's important to determine the exact steps that lead up to the issue. The next time that your Mac restarts unexpectedly, record the date and time it occurs. These questions might help you diagnose the problem:
  • Was the computer starting up, shutting down, or performing a particular task when the unexpected restart happened?
  • Is the computer restart random, or does it happen every time you do a certain task?
  • Does the restart happen when a specific external device is connected to your Mac or to a specific port?
• Learn what to do if your Mac doesn't turn on or start up.
• Learn about the screens you see when your Mac starts up.

Shut Down App For Mac

To quit (close) a Mac app normally, choose Quit from the app's menu in the menu bar, or press Command (⌘)-Q. If the app doesn't quit, follow these steps to force the app to quit.

How to force an app to quit

Office 2008 for mac updates. Press these three keys together: Option, Command, and Esc (Escape). Or choose Force Quit from the Apple menu  in the upper-left corner of your screen. (This is similar to pressing Control-Alt-Delete on a PC.)

Then select the app in the Force Quit window and click Force Quit.

You can even force the Finder to quit, if it stops responding: Select Finder in the Force Quit window, then click Relaunch.

Shut Down For Mac Air

Learn more

Close Down Computer Mac

How to force an app to close on your iPhone, iPad, or iPod touch.