Questions tagged [restart]

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Can't remote login after startup

I have an iMac running Catalina (10.15.2) that I don't have a keyboard or mouse plugged into. I just want to use it via screen sharing and SSH. The problem is that often when I want to use it I can't....
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1answer
50 views

Macbook Pro mid-2012 restarts after entering password

Macbook Pro mid-2012 restarts after entering password and gives an error after restart I'm unable to use any other boot command like Command + R etc as it leads to a screen with a lock and I've ...
2
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1answer
289 views

Mac automatically restarts after shutdown

I was using Win 10 on my 2017 21.5" iMac before, but formatted it and installed Mac Mojave again. Here format means I've formatted the data disk as well as system disk, merged all partitions and make ...
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198 views

MacBook Pro keeps crashing [hardware issue?]

MacBook Pro (13-inch, 2018, Four Thunderbolt 3 Ports) running on Version 10.15.2. It happens a couple of times now this week. Is this a hardware issue? Should I just bring my MacBook pro to the store?...
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1answer
46 views

How can I find out which program is trying to restart my Mac?

From time to time I log into my server through screen sharing to find this warning: There is a program trying to restart my server, and I can't for the life of me figure out which one is the culprit....
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HDMI monitor only detected upon second(!) restart

I regularly exchange two LCDs, one DELL in the office and one Benq at home, it've started to happen quite often that once I connect the home LCD, the macbook doesn't not recognize it (the screen ...
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1answer
56 views

How to identify the cause of a restart on MacBook Air via Console app in OS X Yosemite

Recently my MacBook Air restarted in the middle of the night and cost me some data. I understand there is a support page that tells me the possible causes, but they don't include a way to find the ...
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0answers
94 views

xCode project causes system restart

I’m an amateur using xCode 10.3 on a MacBook Pro in Safe Mode,Mojave 10.14.6 with 4GB of DDR to generate tensors of complex numbers (to be processed in subsequent projects). The code, which I ...
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0answers
19 views

macOS forgets login screen keyboard setting, falls back to US English [duplicate]

My keyboard setting is German. After restart the login screen keyboard setting is always US English. How can I permanently change the keyboard to German, also for login after restart?
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20 views

After unused for a while, MacBook Pro can't access internet and gets the spinning ball of death

Here are my stats and a brief summary of the problem: MacBook Pro 15 inch Touch Bar 2018 (MR932. Core i7 2.2 GHz, 16 GB, 256 GB, Radeon Pro 555X) running Mojave v10.14.6. Sometimes after unused for a ...
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313 views

Computer restarting on video cam after update to 10.14.6

I've updated to Mojave 10.14.6 and since then I had two random restarts. Both of them while I was having a video call. First one, I was using Slack. A video call. Second, I was using Facebook. ...
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0answers
49 views

iMac won't shut down or restart

Running High Sierra 10.13.6, I tried to install Security Update 2019-003, but it would not install because the computer gets stuck (blank screen, responsive pointer) when trying to restart. Now I see ...
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1answer
113 views

When MacBook runs out of battery after restart message problem detected occurs

For some months I have the following problem: After a restart (when my MacBook Pro 2017) runs out of battery, and after having logged in, a message that the computer was shut down unexpectedly occurs. ...
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0answers
50 views

After reinstall macOS 10.13.6, App store not work with updates

Simple. Opened App Store Updated software Stuck. Now my computer not restart. Now the only way to restart my computer is via terminal
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0answers
21 views

How To Execute Login Items Before Application Reopen?

System Preferences -> Users & Groups -> [user] -> Login Items seem to be executing after, or at least in parallel with, the application reopens on reboot. In my case this is undesirable because ...
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1answer
137 views

How to permanently disable “reopen windows”?

I never want to login and be bombarded with the old windows I had open last time I was using my Mac. It is distracting and it is counter to my understanding that the computer is here to serve me, not ...
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1answer
137 views

How to prevent apps from from not letting you restart Mac OS

When I press restart button I mean it. Though Netbeans, iTerm, XAMPP think that they know better than me, and I get an error that the process has been stopped because of one of these apps. Is there ...
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1answer
32 views

My iPad Air Wi-Fi (A1474) won't restart after getting a new system update

After I updated my iPad Air Wi-Fi (A1474), I couldn't get it to turn on again. What could have possibly gone wrong and how do I rectify?
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0answers
44 views

iMac6,1 showing multicolor after installing mac os x 10.7

It was on Os x 10.6.3 before I decided to install fresh OS x 10.7 everything was fine after the installation but when I restart the 🖥 it start showing multicolor as seen in the picture attached. I ...
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2answers
2k views

MacBook Pro 2018 Random Restart > Previous shutdown cause: -20

I have MacBook Pro 2018 (Mojave 10.14.1) just brought it 3 weeks ago, now i have random restart when i use it. i only browse internet, play spotify but suddenly the screen goes black and it ...
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2answers
3k views

Can't restart Mac: Finder not responding or «not open anymore» & other culprits

First-timer here. I have been experiencing several serious-looking problems with my MacBook (OSX Yosemite 10.10.5, model MacBookPro10,1: Mid 2012 Retina, 16GB RAM, 768GB SSD) for a while now, the ...
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0answers
15 views

How to troubleshoot spurious restart?

MBP 15 inch 2018, 2.9 GHz i9, 32 GB, 2TB; 10.13.6 If I leave my system unattended for several hours, it will restart itself - as if someone selected applemenu>Restart... Apple has been no help so ...
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2answers
28k views

Can't start Mac in recovery mode - only get folder with question mark instead

I can't start my MacBook Pro 2017 using controlR, controloptionR, or shiftcontroloptionR. For all combinations I only get the folder with a question mark shown. What can it mean and how can I fix ...
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1answer
441 views

iPad Pro keeps repeatedly restarting

My iPad Pro(9.7" cellular) keeps restarting and sometimes I won’t even get to finish entering the passcode. Troubleshooting I have done a hard reset I have not installed any new apps I have updated ...
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0answers
371 views

Mac keeps randomly restarting after logic board replacement

I got my logic board replaced due to water damage a few days ago and ever since i've got it back, a few times a day my laptop has a kernel panic and restarts. This appears to happen when i leave it on ...
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0answers
105 views

Macbook Pro Rentina 2015 suddenly restart without giving any message

My Macbook just suddenly restarted last night. I did some research on this morning and I found my log of kernel panic as below. Please may you help me to find what was the cause and how to solve it? ...
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1answer
2k views

Re-start an app game from zero [duplicate]

I bought a new iPad and my wife is taking my old Mini. She really likes "Word Collect", but wants to start at the beginning, not at my level. I deleted the app, deleted the backup, but when I reload ...
2
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0answers
108 views

MacBooks randomly restarting at same time: virus or forced software update?

At about 8:50 PDT this morning, 2 out of 3 MacBooks in our household restarted at the same time (about 1 minute apart). What happened is I left the room for about 5 minutes, and when I came back I saw ...
2
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1answer
98 views

How can I stop applications from preventing restarts?

I have some applications that routinely prevent restarts from happening correctly (most often iTerm2 and Slack, though others participate as well). When I request a Restart, these applications will ...
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0answers
1k views

Problems booting from Windows 10 Boot Camp into High Sierra

Since installing High Sierra I’ve had trouble booting into Mac OS X from Windows 10. I use a 2016 MacBook Pro, run closed, hooked up to two external monitors. When I restart Windows, I hold down the ...
5
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2answers
11k views

How can I find the reason for my Mac's recent “restart”?

My Mac just "restarted" while I was looking away and I'd like to know if it was a crash or a postponed restart due to an update. My Mac does sometimes crash and restart but hasn't done so for a ...
1
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1answer
70 views

Safari downloads sometimes continue, sometimes restart

I'll be in the middle of a long download (a software package or movie) and a network glitch will halt the download ("The network connection was lost"). In the Downloads icon on the Toolbar, I see the ...
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0answers
303 views

Every few restarts, Mac won't start up, unless I reset PRAM

For some reason, every few times (let's say every 5 times) I restart my Mac Mini (running MacOS High Sierra 10.13.3, on an SSD), the startup screen will get stuck on the white loading bar with a black ...
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0answers
264 views

iPhone brightness gets set to the lowest after restart

Whenever I restart my iPhone, the brightness gets set to the lowest, so it is very dim. Then I have to adjust it back to around the middle, where I like it. How do I stop this from happening? I turn ...
1
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1answer
459 views

Restart screen features a progress bar: what is it?

Sometimes (and in particular the last two times I restarted), a strange bar looking like a load bar or a copy bar appears on the restart screen, as in the image below. I am running Mac OS X 10.9.5. ...
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2answers
819 views

How do I prevent Mac apps from blocking the restart process?

My desktop is configured in such a way that a sudden power loss (or abrupt restart) would result in absolutely no data lost. I therefore want to make sure that updates can always install on schedule ...
5
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6answers
941 views

iPhone 5s 16GB iOS11 randomly restarts

I think it has to do with iOS 11. I have tried updating to latest 11.2.1, but it did not help, also tried backup, reset, and restore did not help. Does anyone have a solution? EDIT 12/21: I should ...
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0answers
377 views

macOS: How to force hibernate, shut down, and restore

I want to Write the current state of macOS to /private/var/vm/sleepimage immediately before shutting down Power on my Mac again and boot into my Boot Camp Windows partition (by holding opt at boot) ...
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2answers
3k views

Kernel panic - Mac won't allow me to log in

My MacBook Pro is going through some sort of kernel panic, however it is not letting me log in at all. It just keeps restarting and playing the chime music before showing some error code text on the ...
9
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1answer
14k views

Sleep Wake Failures because of watchdog on 10.13 (supplemental update)

I have experienced this twice in the last 48 hours, both occurring around the same time. Are the times correlated or coincidence? Can anyone shed some light on this for me? Relevant lines from system....
2
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0answers
3k views

macOS 10.13: Entering sleep mode restarts iMac

I have a problem on my iMac (late 2013) ever since I installed High Sierra (10.13 - 17A405). When my iMac goes into sleep mode because I'm away for too long, or when I manually activate sleep mode (...
0
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1answer
44 views

Is it possible to restart Mac into OS X once switched over to Windows but logged out?

Sorry if my question title seems confusing. I have a very specific situation here. My brother died and I have inherited his Mac. I don't know any of his passwords and can't access anything. His Mac ...
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1answer
1k views

Reboot application without restarting Mac

Whenever I try to open Preview on my MacBook, the application doesn't work and I need to force quit it. I would usually restart my Mac to resolve the issue, but I have some code running on the same ...
13
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2answers
13k views

How to restart USB subsystem?

I'm developing onto Arduino and sometimes the USB port that is being used stops working. Then I need to plug the device into another USB port. Once all the USB ports stop working I have to restart the ...
0
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2answers
235 views

iPhone 6s restarts - apple offers a “new one” (refurbished) as exchange solution

After having my iPhone 6s locked for 2-3 hours, sporadically (once per week) it presents the following problem: No response to home button After pressing 1-2 times for 2-3 seconds the unlock button ...
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1answer
2k views

Mac Mini - New SSD - Randomly restarting

I've had my 2011 Mac Mini for a while. About a year ago the internal HDD decided to give up. Oh well. I just now finally got around to being able to replace the hard drive. I decided to go with an ...
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1answer
337 views

Increase the time of the pmset countdown

Is there a way to change the delay time until a scheduled sleep/restart/shutdown occurs? It starts at 10 minutes (10:00), but I want to change it to 30 minutes (30:00). As you can see above, the ...
0
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1answer
1k views

iPhone restarting when battery below X% [duplicate]

My iPhone restarts "randomly" when the battery is below a certain threshold (which I haven't been able to specifically pinpoint). A couple weeks ago I had the battery replaced with a new one, as ...
2
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0answers
401 views

iPhone restarts randomly

I have iPhone 5s 16gb ios 10.2.1 still under warrenty. I'm facing some random restarts from past few weeks. I went to apple service center, where they kept my phone for few days but didn't face any ...
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0answers
279 views

Mac 17" stuck in reboot loop

I turn on my mac to a grey screen then the apple logo appears then the log in I put in my password then I see my account pic with a loading bar below it then the screen goes grey shuts off and does ...