We’ve all been there: You need the wifi password to the network you’re already connected to, either to give it to someone else or to set up a new device, and you ...

A good host always shares Wi-Fi with visitors, but explaining which network to join and spelling out the password (if you can even remember it) can get tedious. Maybe you think you remember it but ...

Is your Wi-Fi connection slower than usual even though you're the only one using it? What if someone else managed to connect without your permission? Here's how to find out if someone is connecting to ...