The major issue faced by many Reliance Jio SIM card holders right now is that they aren't able to make calls that easily. That said, there are many possible reasons for this.
Are you one of the users facing the Reliance Jio calls related issues? Check out for the possible solutions for all the call related issues on a Jio SIM card.
Reliance has a solution to this issue of not having VoLTE support. You have to download Jio4GVoice app which was formerly known as JioJoin.
Just download the application from Google Play Store and setup. Now, you will be able to make calls from your Jio SIM card and the application even has support for HD video calls.
Jio Sim is continuously facing issue related to its services before its formal launch Jio call are working good but after a sudden increase in the user after the launch JIO Sim is facing Calling related problems.
After attempting many times calls are hardly connecting to the person, this is due to low interconnection points.
But company is working to fix the situation and now situation is better as compared to the sepetember.
I am also giving a way to resolve this but it work for a few time because main problem causing from server end
How to fix jio problem
1. Always Update the JIO 4g VOICE app from app store.
2. Attempt few times to call
3. Update the firmare or android version
4. make Jio4GVoice as default app for calling
This may fix Jio calling issue but not 100% until some serius solution came from the Reliance Jio.
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