whenever I open the camera to shoot slo-mo, as soon as I tap on record, it shows camera failed.

I am using samsung galaxy s9.when i make Video calls, it doesnt connect. It says "video calling unavailable". But when somebody with same number calls me on the same number, it connects. Incoming video calls are coming.Outgoing are not connecting.I c...

im using galaxy s9.everytime when i use the long press for bixby, it wakes up but doesnt understand what I'm saying. when i tap on fullscreen or wake bixby by saying "hi Bixby", then it understands what i said.What should I do.

I cant find the double tap power button to launch camera option, both in advance features and camera settings.

I am able to receive video calls but am unable to make them.Currently using two sims. Jio and Airtel.both on roaming.Help me.