Files cannot be checked for viruses before being downloaded, but there are precautions you can and should take.

It's easy to monitor the amount of bandwidth a computer is using. The entire network? Not so much.

After releasing a new version of software manufacturers often make older versions difficult to find. What if you really do need an old version?

Normally, you can request CHKDSK be run on the system drive at the next reboot. If that doesn't work, there is another way.

Even though most of us might never fall for it, the reason there's so much spam is simple: spam works.

Sometimes a file cannot be deleted because it has invalid characters in its filename. Here's what to try.

Backing up your new machine on arrival can be an important safety net. But there are degrees of safety.

Windows 10 is and is not going away. It depends on your perspective.

Changes you've made to a document that was emailed to you can easily disappear. Let's avoid that.

A subnet mask is a way of telling your computer or router what network addresses are local and which are remote.