If you've ever pulled out your iPhone or Android phone and found it showing SOS mode, no service or searching, you already know how frustrating it can be to figure out whether it's a you problem or if ...

We’ve all been there. You connect to the guest Wi-Fi at a hotel, gym, coffee shop, or airport—someplace where a web page is supposed to pop up for you to log in ...

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 ...