How to see who is lurking on your WiFi?

Is your internet acting funny?

To use Wireless Network Watcher, just launch the program, and it will immediately begin scanning your network. 

Consult Your Router Settings

A little Googling revealed that this was my Rachio sprinkler system, so I was able to mark that down and move on.

If all goes well, you should be able to identify every device on your network. 

Beef Up Your Network Security

you can just kick them off with a change in router security.

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