Ping is one of the oldest diagnostic tools. It validates connectivity from point A to point B and provides additional useful information.

It's not obvious, but there's an easy way to block all email sent to you from a single domain. Just make sure it's really what you want.

For one thing, it doesn't back up Windows. For another it can make a mess of your folders.

Conventional wisdom says to change your passwords periodically. I disagree.

Programs typically don't use all available memory unless they need it or they have a problem.

If you've suddenly found an unfamiliar antivirus program running on your computer, you're not alone.

Like many Microsoft products, Edge is a bit pushy. We can get some of that out of your face.

It's not uncommon to think our smart devices are listening in when advertisements seem to follow our discussions.

One way to reduce the amount of email you get is to reduce the amount you send. One way to do that? Think twice before replying.

Here are five common options to speed up and extend the life of an older computer.