Sometimes Safari on your iPhone or iPad misbehaves and you might might need or want to delete the browser cookies to fix the problem. Here’s how. This Tip also explains how to definitively quit an app on iOS devices.
When you restart your Mac under Lion all the apps and windows automatically open up again. If you don’t want them to, here’s how to change that behaviour.
Quit and Discard Windows will usually stop Lion from reopening documents when you start an app up again. But watch out: there’s a twist in the tail. Find out what makes some files still open up again and how to change the behaviour.
A couple of tricks for using the Mac Dock.
Keyboard commands to Quit, Close, Print, Save and Select All.
If a program stops responding try forcing it to Quit. Here are a couple of ways.