* Why didn't the app find my device that I want to cast to?
Please make sure that your receiving device and Mac are connected to the same Wi-Fi network. To make it work, sometimes it is necessary to reboot your router or the receiving device to make it work, and restart the app. This usually helps.
If you've made sure the Mac and the receiving device are connected to the same network, please see the troubleshooting tips underneath for fixing specific devices.