The best way to see which devices are connected to your Wi Fi and find out their IP and MAC addresses is to use the open source tool Angry IP Scanner . It’s lightweight, runs on Windows, macOS, and Linux, and doesn’t even need to be installed. It’s a handy way to keep tabs on your home network. Just enter an IP range, click Start, and let the scan do its thing. When the scan finishes up, right click any detected device to open its Windows shares or connect via FTP. Angry IP...