X
X
The Best Tech Newsletter Anywhere

Join 425,000 subscribers and get a daily digest of news, geek trivia, and our feature articles.

Why Is My Internet So Slow?

There are many reasons your Internet connection might appear slow. It could be a problem with your modem or router, Wi-Fi signal, signal strength on your cable line, devices on your network saturating your bandwidth, or even …

What to Do When Your Hard Drive Fails

Like every piece of hardware, hard drives can fail. Mechanical hard drives in particular have moving parts that can (and eventually will) stop working. Even solid-state drives, which have no moving parts, can fail. Every driv…

How to Reset the DNS Cache on macOS

If you work on websites, you’ll occasionally need to reset your computer’s DNS cache, particularly after editing records or changing hosts. While flushing the DNS cache on Windows is easy with a dedicated command, Mac users h…

How to Fix Blank Google Maps In Chrome

Do you ever go to Google Maps on your computer, only to see a blank mother-of-pearl grid? It’s really annoying, and it doesn’t happen for any obvious reason. It’s still possible to use Google Maps when it gets like this—you…

What Is coreauthd, and Why Is It Running on my Mac?

You’re looking through Activity Monitor to see what’s running on your Mac, when you notice something unfamilar: coreauthd. What is this process? First of all, it’s part of macOS, so don’t worry about it being nefarious. But h…
How-To Geek is where you turn when you want experts to explain technology. Since we launched in 2006, our articles have been read more than 1 billion times. Want to know more?