After a decade of testing PCs, routers, and home networks, I know what causes slow speeds and how to optimize your internet.

Is your internet slower than usual? Some signs of slow internet include buffering, lag and dropped video calls. If you're experiencing this issue, it's a good idea to test your internet speed on your ...

If your internet is running slow, there are delays when you send an email, or you're experiencing lag or dropped calls when you FaceTime your friends, it may be because you don't have fast enough ...

Are you getting the internet speed you’re paying for? Should you blame a slow connection on your Wi-Fi router or internet provider? Can your internet handle things like online gaming or livestreaming?

Internet speed tests aren't just for people who obsess over their internet speeds. When my friends or parents are experiencing an inevitable home internet slowdown, I recommend always starting with a ...

Don't settle for sluggish Wi-Fi. Learn what internet speed tests mean and how to troubleshoot and fix common issues. Joe Supan is a senior writer for CNET covering home technology, broadband, and ...

Using the internet on a daily basis has become a crucial part of nearly every person's life. Whether you're checking your e-mail on your phone, streaming a movie on your television, or working from ...

Cierra was an associate writer for CNET's broadband team, covering all things home internet. She is a graduate of the University of North Carolina at Wilmington with a master's degree. Cierra is ...