You can do a lot of things with Recovery Mode, such as reinstall macOS, restore backup from Time Machine or use Disk Utility.Ģ. Use Recovery Mode to reinstall macOS or restore backup To boot from the network using Netbook, press and hold the N key.
To boot from a removable device, press and hold the C key.Ģ. You can use this function to boot from other devices such as hard drives and USB flash drives.ġ. Follow the instruction to see if there is any problem with the hardware. Then turn it on again, and as soon as the startup tone plays, press the Shift key on your keyboard.
#Mac safe mode startup mac
Either way, it can check whether the hardware of your Mac is working properly or not.ģ. If your Mac was released before June 2013, Apple Diagnostics will appear as Apple Hardware Test instead. Your Mac will continue the startup process if everything is fine. Booting Mac in safe mode will minimize the startup process to those components that are required, so that it can help you identify the issues and fix them. Terminal messages will appear on the screen. Safe mode is a way to start up your Mac with the minimal number of system extensions, preferences and fonts it needs to run. Sometimes the causes of problems will show up in these messages.Ģ. Starting up into Safe Mode on your Mac computer does several things: Forces a directory check of the startup volume. Verbose Mode will offer you detailed hidden messages from your Mac. Type in reboot and press Enter to leave Single-user Mode. A text-mode terminal will appear on the screen.Ģ. You can enter Single-user Mode to troubleshoot with command lines. Reboot your Mac in the normal way to exit Safe Mode. When the Apple logo and progress bar appears, you can release the key.ģ. You can use it to find out which part of your Mac went wrong.Ģ. Safe Mode, or sometimes called Safe Boot, is the boot option that only loads essential kernel extensions and disables third-party drivers, programs and other startup options. For all methods below, you need to press and hold the key or keys right after you hear the startup sound in order to use these tools. These options need to be accessed during startup. If you are experiencing some problems with the computer and want to find out why, or you just want to boot in different modes, try these methods for troubleshooting.
#Mac safe mode startup update
To do that, open the Apple menu, go to System Preferences, pick the Software Update option, and select Update Now.What do you do when waiting for your Mac to startup? Play with your phone? Brew coffee? Actually, Mac offers several startup options that you can use to troubleshoot your Mac. If you have issues updating your Mac normally, try doing that in Safe Mode.
Newer system software updates for the Mac contain bug fixes and performance enhancements.
If that doesn’t help, re-enter Safe Mode and work your way through the suggestions below. It’s best to follow it by immediately restarting the device in regular mode. Most of the time, booting into Safe Mode is enough to fix issues caused by minor disk errors, an obsolete system cache, corrupt fonts, etc. If you don’t see Safe Boot in red to the top-left of the screen, turn off your Mac and try again.
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