If your Mac keeps freezing, it could be that the SMC needs to be reset. The System Management Controller (SMC) takes care of all sorts of things behind the scenes in your Mac, from battery management to keyboard backlighting. Fabian Irsara/Unsplash Reset the System Management Controller If your Mac is entirely locked up and the above steps won’t work, press Ctrl+Opt+Cmd and the power button at the same time this will reboot your Mac. Select the app you want to close, then click Force Quit (or Relaunch if Finder has frozen), then click Force Quit on the confirmation dialogue box. Hold Option (labeled as Alt on some Mac keyboards) until Quit becomes Force Quit click this.Īlternatively, try pressing Opt+Cmd+Esc to open the Force Quit window. If an app has frozen and quitting it won’t work, Ctrl+click its icon in the Dock, then hover the pointer over the Quit button. The first thing to try if your Mac is unresponsive is checking if an app has frozen, as sometimes this can also lock up your Mac. Disabled in macOS Mojave or later.Įject (⏏) or F12 or mouse button or trackpad button: eject removable media, such as an optical disc.Image used with permission by copyright holder Force quit unresponsive apps To use the default boot image on the server, press and hold Option-N instead.Ĭommand-S: start up in single-user mode. N: start up from a NetBoot server, if your Mac supports network startup volumes. Or use Option-D to start up to this utility over the internet. Option (⌥) or Alt: start up to Startup Manager, which allows you to choose other available startup disks or volumes.ĭ: start up to the Apple Diagnostics utility. macOS Recovery installs different versions of macOS, depending on the key combination you use. Or use Option-Command-R or Shift-Option-Command-R to start up from macOS Recovery over the internet. Then shut down or restart and try again.Ĭommand (⌘)-R: start up from the built-in macOS Recovery system. If you’re using Boot Camp to start up from Microsoft Windows, set Startup Disk preferences to start up from macOS instead. Some key combinations won't work if your Mac is using a firmware password. If you're using a keyboard made for a PC, such as a keyboard with a Windows logo, try a keyboard made for Mac. Or use your built-in keyboard or a wired keyboard. If you're using a wireless keyboard, plug it into your Mac, if possible. Some keyboards have a light that flashes briefly at startup, indicating that the keyboard is recognised and ready for use. You may need to wait a few seconds before pressing the keys to give your Mac time to recognise the keyboard as it starts up. Then press and hold the key combination after pressing the power button to turn on your Mac. If your Mac won't shut down, press and hold the power button for up to 10 seconds until your Mac turns off. If you can't get a key combination to work when restarting your Mac, shut down your Mac first. Press and hold all of the keys in the given combination together, not one at a time. Guidelines for using these key combinations If you're not using a Mac with Apple silicon, you're using an Intel-based Mac. Release the power button when you see the startup options screen, which displays your startup disks and a gear icon labelled Options.įrom this window, you can start up from a different disk, start up in safe mode, use macOS Recovery and more. Turn on your Mac and continue to press and hold the power button as your Mac starts up. On a Mac with Apple siliconįind out if you have a Mac with Apple silicon Find out about the Mac features and tools you can access by holding down one or more keys as your Mac starts up.
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