I am trying to run create-react-native-app on expo app in android.
Firstly ,I created the project by writing command
create-react-native-app t
Solution 1:- Connect both(your PC and mobile)with same network then scan the QR with expo application.
Solution 2:-Select / change connection type as Tunnel mention in local host development window of your browser then scan the QR with expo application.
I think this will help :)