Cross platfrom not working app to web browser

I have setup jitsi server on my private server and browser to browse and app to app connection is working fine for both voice and video.
While connecting on app and web browser it is not working. on both connect but no voice and video.

Thank You.

Did you try to create a meeting with 3 browser clients? Does it work?

Yes it not working for 3 client too. Only working for 2 client.

Looks like an UDP/10000 issue. There are many posts about it in this forum. You may check them.