Questions tagged [shutdown]

Refers to shutting down a computer, smartphone, tablet etc. The process of powering down a device such as a computer, smartphone or tablet.

Filter by
Sorted by
Tagged with
118
votes
4answers
421k views

Using The Terminal Command to Shutdown, Restart and Sleep My Mac?

I'm getting more interested in using Terminal as an alternative way to address solutions on my Mac. I have seen this question entitled "Is there a better way to shutdown/restart OSX?". I would ...
22
votes
6answers
43k views

Are OS X shutdown cause and sleep cause numbers listed/explained anywhere?

The numbers in which I'm most interested -2 0 3 5 … I might add to that shortlist. What do those numbers mean; where might we find authoritative explanations? Somewhere in Apple open source, ...
22
votes
7answers
199k views

How often should one shutdown a MacBook instead of just closing the lid?

I have found contradictory opinions on this. Some say Windows users tend to shut down but that it is not necessary, and I tend to do that too. Others say it is preferable to shut down, as it does not ...
19
votes
7answers
39k views

How can I forcibly shut down my Mac at an appointed time?

I'm looking for an auto shutdown app that will forcefully shut down the computer at an appointed time. The most important part of this is that the shutdown should not be cancelable (unless the ...
17
votes
9answers
33k views

Is Shutting Down An iMac Or Mac Mini Really Necessary?

In today's age with low power standby modes & the advanced OS X that is Mountain Lion, it is simpler than ever to go for long periods (perhaps months) without shutting down your iMac (and possibly ...
17
votes
2answers
53k views

How do I find the log for the shutdown process?

I've done some Googling and nowhere do I find where you can log the shutdown process. The best I've found is a log where it states when the shutdown process begins but that's all. My computer is ...
16
votes
7answers
15k views

Uncheck “Reopen windows when logging back in” by default

The shutdown/restart dialog has a check-box Reopen windows when logging back in which is checked by default. I need to change its behavior to be unchecked by default. Is this possible? If yes, how can ...
14
votes
3answers
25k views

Is it necessary to eject external drives before logging out, restarting, or shutting down?

Is it necessary or recommended practice to eject external drives before logging out, restarting, or shutting down? (The drives are not being unplugged.) BTW, I am aware that I need to eject my ...
13
votes
3answers
7k views

MacBook Pro 15" Retina mid 2014 random shutdowns [duplicate]

My MacBook Pro (15-inch, Retina, Mid 2014, macOS 10.13.1) shuts down randomly. It shuts down suddenly when on battery It shuts down a little more rare when connected to AC It works almost fine when ...
12
votes
3answers
11k views

OSX : Cancel the shutdown sequence

Let's suppose a case where I accidentally start the shutdown sequence of OSX (wrong shortcut, wrong menu item click in the Apple Menu, App asking for a reboot etc.) Is there a way to cancel the ...
12
votes
8answers
17k views

How to check what is preventing MBP from graceful shutdown/restart and fix it? [Now with log entries]

And hopefully really final edit: After upgrading to Mountain Lion, the issue seems fixed, hopefully permanently. Final Edit: The problem doesn't happen all the time, sometimes I have to wait several ...
12
votes
2answers
232k views

Turning off or restarting iPhone if lock button is broken?

Now that I know how to lock the iPhone if the lock button is broken, I was wondering how I can restart the phone or turn it off. The lock button is completely unresponsive and holding it down does ...
10
votes
3answers
2k views

I want to power off multiple Macs everyday at 23:30 (11:30 pm)?

I have this problem in my office that multiple Macs always run 24/7 and my boss said that I need to make it stop. Now I don't have much experience with Macs, I'm more the Windows type. I have one ...
10
votes
3answers
1k views

Harmful to never put to sleep / shut down a mac?

Is it harmful for a mac in any way to never put it to sleep, or to turn it off? I have a macbook air and an iMac that I set to never sleep in the settings. Only the displays go to sleep. I turn them ...
9
votes
4answers
6k views

Is there a better way to shutdown/restart OSX?

Whenever I want to shutdown/restart OSX I click on the menu, select shutdown, and then click the box for not saving the session, and then click OK. Then there's always at least one program that ...
9
votes
4answers
50k views

MacBook shut down at 20% battery with no warning? [duplicate]

My 2013 13" MacBook Retina (OS X 10.10.3, Yosemite) shuts down when I have about 20 minutes of battery left. Not sleep, full shut down. It does this with no warning at all. I seem to remember ...
9
votes
2answers
2k views

2016 MacBook Pro shutdowns when the lid is close with cause 0

My 15-inch 2016 MacBook Pro is now experiencing shutdowns when the lid is closed. Though it is not a crash because I don't get a crash report when I turn the computer back on (unlike the problem I had ...
8
votes
12answers
21k views

MacBook Air attempting to shutdown after a couple of seconds of inactivity

I have a a MacBook Air that works fine except popping up a shutdown dialog if left untouched for a couple of seconds (seems to be a consistent duration around 3 seconds or so). Hitting Cancel or Esc ...
8
votes
5answers
9k views

Why does my laptop shut down overnight?

Whenever I leave my MacBook Pro (Retina, 13-inch, Early 2015) unattended (plugged in, or not) overnight (or for long periods of time) it shuts down by itself. When I open the lid it boots up to the ...
8
votes
1answer
5k views

iMac restarts instead of shutting down

I have a problem with my iMac restarting when it should be shutting down. This doesn't happen all the time but appears to happen more frequently when I've had the computer on for a few hours. What ...
7
votes
3answers
1k views

Terminal command to bring up shutdown dialog? [duplicate]

I know how to shutdown a Mac from Terminal, but is there a way to actually bring up the shutdown dialog you get from Apple → Shut Down…?
7
votes
4answers
5k views

MacBook Pro black screens and shuts off after a few minutes' use

I have a MacBook Pro 15" (mid 2014, running Sierra). Recently, it has started black screening and shutting off shortly after, after a few minutes' use—let's say 3 to 10 minutes. The screen will go ...
7
votes
1answer
224 views

How graceless is shutdown?

Shutting down the machine from the command line with e.g. shutdown -h seems as if it would not be particularly graceful, but on a scale of "Pulling the power cord out of the wall" to "Going through ...
7
votes
4answers
33k views

Your computer can't be shut down now, because software is being installed

I was trying to install Microsoft Office 2011 when the installer hanged (and it is not going anywhere, I waited about 12 hours before trying to reboot this macbook). Now I can't restart this macbook ...
7
votes
1answer
6k views

MacBook Pro takes 10 minutes to shutdown [duplicate]

I have a 2016 MacBook Pro 15", running macOS Sierra, which fails to shutdown properly. Originally when I closed all applications and then went to shutdown, it would take less than 10 seconds to ...
7
votes
4answers
1k views

Sierra sudden shutdown and WiFi crashlogs

I have a very similar problem as outlined here. Several fresh installations of 10.12.3 as well as the beta did not fix the sudden restarts. I'm using a Mid 2014 MacBook Pro Retina with dedicated GPU. ...
7
votes
2answers
121 views

Cannot restart, shutdown or log out

I am on 10.14.4, the same thing was happening at least on 10.14.1. Laptop: MacBook Pro (Retina, 15-inch, Mid 2014) So the problem is if I open  "Apple Menu" in top left corner and click any of the ...
6
votes
1answer
2k views

Is there a way to force Mac OS X to close all the applications when restarting?

I sometimes shut down my Mac, and I cannot wait it shuts down because I am urgently requested to do something in another office that would require some hours. In some cases, an application that opens ...
6
votes
2answers
5k views

Warn if a Time Machine backup is still in progress before shutting down or sleeping a Mac

Before I shut down or sleep my Mac, I want to be warned if a Time Machine backup is still in progress. Is there such a thing? Or at least something that makes it very obvious that a backup is in ...
6
votes
1answer
433 views

How to prevent “Do you want to terminate running processes” window when shutting down?

When I have running processes on my terminal and I try to shutdown Mac, I get this window: I want all running processes to terminate automatically when I shut down my Mac without being prompted the ...
6
votes
2answers
33k views

iMac randomly shuts down

We have a late 2012 27 inch iMac. It has a 2.9 GHz i5 processor and a 1 TB fusion drive along with 8 GB of RAM. I recently upgraded it to El Capitan. A couple of months ago it randomly started to not ...
6
votes
1answer
3k views

How to have my MacBook Pro safely hibernate when out of juice?

My all new MacBook Pro was on the battery, and warned me that the battery was almost finished. I left the Mac take care of himself. Later, I plugged the Mac and I pressed the button Power. Hearing the ...
6
votes
2answers
876 views

Xserve shuts itself off and boots at will

Okay, there's a lot of smart Mac guys here, so lets see if any of you can figure out this stumper. Our Xserve G4 (RackMac1,1) went incommunicado a few years ago was left in this state until I pulled ...
5
votes
2answers
6k views

For least power usage, should I turn off or put my Mac to sleep?

If I'm not going to be using my Mac for a while, am I better off shutting it down completely or just putting it to sleep? Obviously it uses more power to "sleep" than to be off completely, but it ...
5
votes
1answer
2k views

How can I prevent accidentally quitting an application?

I use Adium, but if I set a "Quit Confirmation" in the advanced preferences, it cancels log out. If I don't, it is way too easy to quit it, since it gets focused between apps sometimes. Is there any ...
5
votes
1answer
744 views

What is the difference between shutdown command and doing shutdown from apple menu?

What is the difference between issuing command shutdown -h now in terminal and doing Shutdown from apple menu? Using command it's instantly power down the system. But via menu it takes around 30-40 ...
5
votes
1answer
2k views

My Mac prompts to shut down randomly

Somewhere between every one and ten minutes, my MacBook Pro prompts the shut down dialog box or even starts to sleep. This is what I get in the console. It really looks as if I've pressed the ...
5
votes
5answers
8k views

macOS Sierra: How do you enable shutdown keyboard shortcut (Ctrl + Opt + Cmd + Power)?

After upgrading to macOS Sierra yesterday, I notice that the system keyboard shortcut to shut down the computer no longer works. As documented here, before the upgrade you could shut down the ...
5
votes
1answer
1k views

Shutdown cause -112

My 2013 rMBP regularly freezes (screen stays on but freezes as well). I have Yosemite 10.10.1. I couldn't see such behavior in 10.9 and I don't think it's a hardware issue (had the machine serviced ...
4
votes
2answers
1k views

Computer shutting down (dirty) randomly

Everyday when I come back to my system it will be shutoff no matter what I do, if I log out, it'll be shutdown, if I restart it will be shutdown. A grep through the log files shows me this: 2018-03-...
4
votes
2answers
1k views

NO LOGINS: System going down … stuck and won't shutdown

I issued a remote SSH shutdown command to a headless Mac server. However, the server is not shutting down and I can no longer access the server with SSH, I get this message: NO LOGINS: System going ...
4
votes
2answers
3k views

Run script before restart/shutdown

Is it possible to execute a script/command right before OS X is shutting down or restarting? I'd like to run sudo apachectl stop to stop apache from auto-starting.
4
votes
1answer
17k views

Can't install El Capitan update 10.11.3 because can't restart normally

I've got the typical problem that OSX can't shutdown/restart normally. I'm on El Capitan but it happened in the past with Mavericks etc. Don't know why they can't fix this... Anyway, now I want to ...
4
votes
2answers
1k views

What does Mail do when you try to quit it?

For some reason, Mail takes significantly longer than most of my other apps to quit. It might become unresponsive for a period of time after I hit [command]+[q] before it actually quits. What is ...
4
votes
2answers
1k views

Is it possible to shut down an Ipod nano 6th generation?

If yes, how? If no, why such a decision?
4
votes
1answer
3k views

I want my Mac Mini power button to shut down the computer

I’ve recently started using my Mac Mini as a media server. I really don’t want it to be powered on all the time though. I’ve removed the password prompt and have told Plex to automatically open on ...
4
votes
1answer
735 views

Tracking down hard shutdown cause—software? hardware? overheat?

I'm running Mac OS X 10.7.4 on a 15-inch, early 2011 MacBook Pro. I've had the Mac crash a few times in the last couple months, all attributable to letting it discharge (careless me!) except for the ...
4
votes
2answers
2k views

What is shutdown cause -60?

Since installing Mavericks on my 2010 MBP, it seems to be giving me the spinning beach ball often. I think I may need a new HDD, as Disk Utility cannot repair it, but I also get this error: Nov 21 20:...
4
votes
2answers
2k views

PostgreSQL causing slow shutdowns with OS X Server in Mavericks

I've found that on OS X Server in Mavericks, the PostgreSQL processes are causing shutdown delays. During a verbose shutdown, I get the following (shortened) output: com.apple.launchd ...
4
votes
2answers
921 views

How my iMac turned off

I was working, then I received a phone call and left my iMac for a while. macOS Sierra is actually running. I came back about 30 minutes later and found my Mac was turned off. Since there are no ...