Even if your place is small, the square footage can only tell you so much.

The FBI has named a series of Wi-Fi routers as being unsafe. If you're using a router from this brand, you might want to check if yours is one of the models.

The latest Wi-FI standard expands bandwidth and boosts performance. Here's what it changes, and what you'll need to upgrade at home.

Go to Settings > Network & Internet > Internet (or Wi-Fi). Tap the network name and choose Forget, then reconnect with the password. Enable Airplane mode for 10 seconds, then turn it off. This resets ...