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5
votes
1answer
859 views

Restart automatically if the computer freezes

There is a new option in the power management system preference to "restart automatically if the computer freezes". How does this work exactly? How can the computer check that it is frozen if it ...
0
votes
2answers
1k views

27" iMac Hangs On Reboot

I've got a 27" iMac 2.93Ghuz Intel Core i7 running 10.7.2. Anytime I reboot (like for some software updates), it gets stuck at the gray startup screen (no Apple logo). If I press and hold the power, ...
3
votes
1answer
459 views

Why does my iMac reboot every day at the same time?

Every evening around 10:30, my iMac just stops and restarts. It's not a power outage because another iMac next to it (same plug) is not affected. I'm thinking maybe a service that's set to run at ...
5
votes
3answers
5k views

How to force a Mac to restart without pressing the power key?

The Finder was not responding, so I control+click'd the Finder icon on the Dock and chose Relaunch… except that it didn't relaunch. Activity Monitor happened to be visible and I could see that it ...
1
vote
3answers
2k views

Monitor remains grey after Apple logo during boot on Mac Pro

The Mac Pro here (2008 model) started acting up as of yesterday during booting - when I turn it on, I hear the typical sound, the Apple logo appears, it disappears.. and the monitor remains in that ...
2
votes
2answers
9k views

Lion: Dock settings revert after logging out or restarting

I'm having problem with my user account in Lion. I want to remove some of the icons in the dock. Every time I sign out the dock will be "restored". Not to factory settings but always to the same ...
7
votes
2answers
6k views

How can I make Mac OS X run a program before shutting down?

I am trying to get Mac OS X to save all my VirtualBox VMs when it reboots. I already have a script that does this, but I need OS X to run this script automatically before a reboot. When Mac OS X ...
3
votes
1answer
287 views

unexpected forced logout on iMac

My iMac 24" is about 3 years old. Specs: 2.66ghz Intel Core 2 Duo / 4gb RAM / OS X 10.6.7 What happens is while I'm in the mid of using the machine, it suddenly goes back to the blue screen and ...
0
votes
1answer
1k views

App stuck while downloading at stage of 2%

I have downloaded two apps using iphone Appstore in the morning and they were downloaded successfully. My apps stuck when I was trying to download 1 of the app called Ninjump. Its still showing in ...
0
votes
1answer
427 views

iPhone 3GS always rebooting when logging on to cellular network

I upgraded to 4.3, without jailbreak. Phone seemed ok, but I turned it off and on again a few days later (normal power off). It started rebooting itself. I tried hard resets. Eventually got to a ...
3
votes
3answers
346 views

How do I keep my session when I reboot in OS X?

When I reboot my machine, I'd like it to reopen all my programs and windows, and put them back in the same place, after restarting. how do I do this? (I'm on 10.6, and use spaces)
4
votes
2answers
34k views

How to perform hard / cold reboot of iPhone or iPad?

I understand that when I press and release the power button on the top of my iPhone or iPad, it stays on but turns off the screen. Whereas if I press and hold the power button, a "slide to turn off" ...