How to restart mac os x from terminal

How to Update macOS From the Command Line
Contents:
  1. How to Update macOS Using a Simple Terminal Command
  2. 6 Ways to Restart a Mac - wikiHow
  3. Shutting Down a Mac from Command Line with ‘shutdown’
  4. First part in a multi-part blog series for Mac developers

These options will close each program as cleanly as possible, allowing you to save documents and settings, and quitting them only when they are ready. If a program cannot be cleanly stopped, then it will prevent the shutdown or restart from proceeding.

As a word of note, if you hold the Shift key immediately after entering your password at the login window, you can prevent any prior program from opening, and just open your account to the Desktop. Finally, when you select these options the system will prompt you with a warning to be sure you want to invoke them; however, if you hold the Option key then you will see the little ellipsis three dots next to each disappear, and selecting them in this mode will prevent this prompt from displaying.

Another approach you can use for restarting your Mac is to use the Terminal, where there are several commands available performing these actions:. This command will perform a restart on your Mac immediately. These commands will be a little more crude when compared to GUI options, as they will force programs to quit instead of stopping the shutdown process if a program is busy. As a result, they are beneficial to use if the Apple Menu options to not seem to work.

A final Terminal-based option allows you to invoke the standard Restart and Shut Down in the Apple menu, by simply running the AppleScript commands that invoke these reboot actions:. These last two are perhaps best to use in scripts for scheduled tasks, but in order to work will require your user account be logged in. Unfortunately without OS X loaded there will be no way to interact with your system and control it. This problem will occur even if you use Screen Sharing; therefore you need to use the following special command to reboot any FileVault-enabled Mac and have it resume without first needing to be unlocked:.

This command will store your password temporarily for one reboot session, and then restart your system so the disk will be unlocked.

How to Update macOS Using a Simple Terminal Command

While you can create scripts using the above Terminal commands to restart and shut down your Mac, you also have these options in the Energy Saver system preferences, where you can set your Mac to shut down at a specific time each day, or on specific days of the week. To do this, click the Schedule button at the bottom-right of the Energy Saver system preferences, and then check the options to enable startup or shutdown, followed by setting their schedules accordingly. Scheduling options allow you to set a specific time and day to shut down or restart your Mac.

This option is perhaps best for managing security and running scheduled maintenance tasks for your various purposes. This can be done in two ways: a one-time event, and a repeated event. Safe mode in OS X Leopard v Your screen might also "blink" or "tear" during login when your Mac is started in safe mode.

6 Ways to Restart a Mac - wikiHow

Use safe mode to isolate issues with your Mac You can use safe mode to help resolve issues that might keep your Mac from completely starting up, or to isolate other issues related to your startup disk. What is safe mode? Start up in safe mode To start up in safe mode: Start or restart your Mac, then immediately press and hold the Shift key. Release the Shift key when you see the login window.

To leave safe mode, restart your Mac without pressing any keys during startup. If an issue doesn't happen in safe mode If an issue doesn't happen when your Mac is started in safe mode, try restarting without pressing any keys.

How to Restore Reset a iMac to Factory Settings ║ macOS Mojave

If the issue doesn't come back, it was probably caused by a cache or directory issue with your startup disk, which safe mode fixed. If your Mac restarts or shuts down in safe mode Your Mac automatically checks the directory of your startup disk when you start up in safe mode. This shuts down a Mac from the command line.

Shutting Down a Mac from Command Line with ‘shutdown’

Did you even bother read the article? Obviously not. There are multiple warnings that it does not request a data save. How did you manage to get this far without reading the article? Maybe this site needs a system to verify that people read the article before they can comment. That makes it TRUE. Facts matter. You are wrong about reading the man page.

The man page was never updated for macOS. Read the bottom of the man page. Therefore do NOT trust the information. There is a perfectly good command line method which I provided, which is safe and does not result in data loss. This is a prime example why. Then I had to go across town to locally switch it back on.

Any osascript magic to switch the machine back on, remotely? This is idiotic, why risk a terminal mistake when you can simply go to Apple upper left of screen and click shut down. If you are connected remotely this works exactly the same. Everyone starts somewhere.


  1. macos - How to restart terminal/environment variables in OS X - Stack Overflow!
  2. How to Access Terminal via Recovery Mode for Mac?
  3. How to Update macOS Using a Simple Terminal Command - MacRumors.
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In fact, you would be less of an idiot yourself if you bothered to learn a thing or two. I understand the subject perfectly well, have been a system admin and senior level repair for Apple for over two decades. Shutting down with the buton is not too healthy for the HDD. Name required. Mail will not be published required. All Rights Reserved.

First part in a multi-part blog series for Mac developers

Reproduction without explicit permission is prohibited. DAVID says:. July 9, at pm. August 29, at pm.