It's not finding my casting device - why? Firstly, ensure your casting device and mobile are connected to the same WiFi network. Sometimes it can take some time for the app to find the casting device, so be patient. Related articles Can I cast to a big screen? How do I know if a match is being shown live? My live stream is delayed to live - why? Why do I have to leave the app to watch some streams? How can I get other notifications apart from match alerts?