How to calibrate using Netflix screen tests When you're ready, turn on your device, log in to Netflix, and get your fingers ready to tweak your settings! Head to the test screen page on Netflix ...

Recent reports show many common passwords can be cracked in literally seconds. Kurt the CyberGuy explains how to strengthen your passwords.

Don't throw out your expired COVID tests just yet. Here's how to find out if the expiration date has been extended.

As Covid cases rise, at-home tests are a critical tool to keep yourself and others safe. Here are answers to a few common questions about when and how to use them.

Feeling ill and considering using one of those free COVID tests that’s been sitting around? Here’s how to know if it’s still good – even if it’s past the expiration date.

The UNIX ping command lets you test network servers and latency. Here's how to use it in the macOS Terminal app.

Alcohol urine tests can detect alcohol or alcohol byproducts in your urine for 12 to 24 hours or more (up to 72 hours) with heavier alcohol use. Various factors contribute to the test results ...

DuckDuckGo is now available as a browser in beta testing mode for macOS. Here’s how to use it to protect your online privacy.