It's not uncommon to get account-recovery requests for accounts we know nothing about. Here's why, and what to do.

Replacing a power supply is a common solution to some problems. Make sure you have the right wattage power supply. Bigger doesn't hurt.

Mobile numbers are an important component of Hotmail and Outlook.com security. I'll review how to change the mobile number and keep it up to date.

Occasionally, your mouse cursor may seem to move on its own. There are benign and easily resolved causes of this as well as occasionally malicious reasons.

Formatting is the process of erasing a disk for use or reuse. There are a couple of different ways and options.

While travelling, I signed in to my LastPass account only to be told I needed to confirm an email message that never arrived -- or so I thought.

If it's certain a neighbor is using your IP address without permission, you need to take steps. But first you need to make sure.

If you're backing up regularly to an external drive, chances are you're accumulating lots of data. I'll look at how to organize it, and what to keep.

This is all about the many ways your computer tries to make your life easier. Sometimes it tries just a little too hard.

Wi-Fi hotspots make for a convenient connection. To connect, you need proximity, a little hardware, and most important, permission.