You can set a message to appear onscreen when people log into your Mac. Here's how to set it up, as well as how to remove it.

The iPhone feature is getting press after foiling the FBI.

How to use Lockdown Mode: The extreme iPhone security feature that foiled even the FBI ...

The feature is called Back Tap and, like the Action Button on newer iPhones, it gives you one more way to use your device ...

We show you how to eliminate everyday frustrations and boost your iPhone's speed and ease of use with just a few simple ...