Was that crash a freeze, a panic, or just a spinning beachball? And what do they mean?
Do your settings in the Energy Saver pane differ from what actually happens? Learn how to use pmset to understand why, and diagnose old battery problems.
After a ‘Sleep Wake Failure’ and a bizarre ‘GPU Reset’, I’m not convinced that 10.11.4 is doing this iMac much good.
What do you do when your Mac seems to have restarted quietly when it should have been asleep?
On some iMacs at least, the settings in Energy Saver are partly ignored. This must be a bug.
How to set your Energy Saver sleep settings to what you want, rather than what Apple might want you to.
Controlling my iMac’s sleeping habits has become a real pain. Let’s hope that this is the solution.
The Energy Saver pane is now such a mess that even Apple does not know how it should appear, or function.
When I leave my iMac to go to sleep, it cannot be woken and seems to have shut down. Is this a fault?
Why do I keep getting alerts that my three external drives are not ejected properly?