After a decade testing PCs, routers, and networks, I know what really slows things down - and how to optimize your connection.

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 ...

Some VPNs are better than others, but we will show you an easy way to know how much your VPN is slowing you down. Mike De Socio is a CNET contributor who writes about energy, personal finance, ...