Peter Cohen

If you've made a mess of your Dock using my previous power tips, here's how to start over again with a blank slate.

Comcast may be using your home router to broadcast a public wi-fi hotspot. Find out what that means, and how to get rid of it.

For some reason turning on Beats 1 makes the AirPlay button go away in iTunes 12.2. Here's how to send your Beats 1 stream to AirPlay speakers regardless.