A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...

Microsoft no longer officially supports Windows 10, so do this if you want to keep using your older PC securely.

Microsoft didn’t release a major new version of Windows in 2025, but it did deliver a lot of significant updates. Here's my ...

You can revive your aging PC with a lightweight Linux distro such as Puppy Linux and Linux Lite. But which one should you choose?

You can pick a custom keyboard shortcut, and you can decide to simply press that shortcut instead of pressing and holding it.

The first ThreatsDay Bulletin of 2026 tracks GhostAd adware, macOS malware, proxy botnets, cloud exploits, and more emerging ...

Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...