Hiberfil.sys, pagefile.sys, and swapfile.sys are Windows system files that support two very important features: hibernation and virtual memory.

Several components in your computer use power and generate heat in proportion to how they're used. I'll review the two biggies.

Deleting is permanent. There's another option that's less drastic, includes a safety net, and eventually achieves the same goal.

If Windows or another program reports that a file is in use without telling you what program is using it, Process Explorer can.

Understanding what is and is not spam is important to make sure you get what you want and improve spam filtering for everyone.

While getting someone's name and address from their IP address is technically possible, it's also difficult and requires law enforcement's help.

32, like 16 before it and 64 to follow, is special simply because computers think in powers of 2, as does Windows itself.

No sound can happen for a variety of reasons. Here's how to troubleshoot if your computer is inexplicably silent.

While it's not easy, your internet traffic can be monitored at or near your router. I'll look at how this might be done.

To avoid running out of space in your Microsoft/Outlook.com account, you can archive email messages to your PC.