How to get the most out of your laptop battery.

In which I diagnose an issue online and come to an interesting conclusion.

Using Facebook to sign in to other accounts isn't optimal. Here's how to sever that relationship.

Websites remember that you signed in previously both as a convenience and as a way to make using the site possible.

Unexplained disk activity is easy to identify with the right tools. We'll use Process Monitor.

Gmail and other email services offer the ability to "undo" an email. I'll look at how it works and why it's not what people expect.

There isn't a concept of a "sent mail folder" when filling out forms on a webpage, so there is nothing to retrieve.

Steps you can take when your computer locks up.

Recovery codes protect you against account loss. The issue? Where to store them safely.

If you send email to an invalid address or a closed account, you may get a bounce back. You just can't count on it.