Original topic:

WiFi Calling Explained! 🔥

(Topic created on: 02-06-2020 10:00 PM)
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DhruvJain2298
Active Level 8
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Tech Talk

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Major telecom providers in India, Jio and Airtel have recently rolled out and enabled WiFi Calling services on a variety of devices. 

What is WiFi calling? How does it work? Does it affect your ongoing cellular plan? Well, I'm here to answer all those questions for you. So, without any further ado, let's dive in, shall we? 🙌🏻

First things first, let's take the tech part of the picture out of the equation. 

I'm pretty sure you all must be aware of and/or have been utilising the VoLTE services that went live in India way back in 2016, first being introduced by Jio, and then only for Idea and Airtel to follow suit. 

In simple terms, WiFi calling, or more technically, VoWiFi, and VoLTE work on the same basic principle : VoIP. 

Here, let me break down all those acronyms for you.

VoLTE : Voice Over LTE
VoWiFi : Voice Over WiFi
VoIP : Voice Over Internet Protocol

You can think of VoLTE and VoWiFi as the two arms of VoIP.

Speaking in broad terms, with VoIP, the device uses the internet to route your voice/video calls. This means more stable, and clearer calls coupled with a lower chance of call drops. 

On that very principle, calls placed with VoLTE will use your mobile data, whereas calls placed with VoWiFi will use your WiFi connection to place the calls. 

One of the biggest advantages of this is that you now don't have to worry about the lack of network coverage in one particular part of your house/office or any other place. All you need is a WiFi connection and you're good to go. Pretty nifty, right? Well, it sure is. 😄

Now, I'm sure you have one question in mind. Does this affect my ongoing cellular plan? And if yes, how? 

Even with VoWiFi enabled and calls being placed via your WiFi connection, your calls will be looked at from your plan point of view. What that means is that all your plan parameters will apply to the calls made over the WiFi network. 

For example, on Jio, placing a call to a non-Jio subscriber will exhaust your IUC minutes.

But all of that aside, this is one great feature to have. 

To the most important part. How do I enable this?

Simply follow my steps below, and you're good! 🔥

Step 1 : Open settings.
Step 2 : Click on Connections.
Step 3 : Enable WiFi Calling.

Now, if everything has gone to plan, you should see the VoWiFi symbol up on the status bar. 


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VoWiFi symbol.


If not, please try resetting your network settings. 

Step 1 : Open settings.
Step 2 : Search for "Reset network settings".
Step 3 : Click on Reset Network Settings.

Please be careful, and not reset the device.
Shout-out to my fellow BA, Aashish for helping me with this. ☺️

Please have a look at the link below for the list of supported devices.  


For Jio subscribers : 

Voilà! There you have it! WiFi calling enabled on your very own device! 

Thank you for your time. 😄
Dhruv Jain. 

124 Comments
DhruvJain2298
Active Level 8
Tech Talk
This works on Airtel as well as on Jio.
immi007
Expert Level 5
Tech Talk
nice job, your posts are very informative.
DhruvJain2298
Active Level 8
Tech Talk
Thank you Immi! 🙏🏻
lee123
Active Level 1
Tech Talk
😉
DhruvJain2298
Active Level 8
Tech Talk
😄
0 Likes
HARVAI
Active Level 5
Tech Talk
what about m30
DhruvJain2298
Active Level 8
Tech Talk
Your device is supported, Harvai. 😁
0 Likes
cchaitu570www
Beginner Level 3
Tech Talk
I have noticed that inbuilt call recording not working in vowifi mode
is it normal ??
DhruvJain2298
Active Level 8
Tech Talk
Good observation skills, Chaitu, that indeed is true. We're aware of the same and shall get back to you when we have an update for you. 😄
SauravWarrier
Active Level 4
Tech Talk
Dear Mr. Jain
This is connection with WiFi calling.

My device is Galaxy M30s and I am using jio SIM in the primary slot.
My issue is whén I turn on the WiFi calling option, after a minutes WiFi calling option turns off automatically. The status bar is not showing vofi symbol.
I had contacted with service provider, jio, and they said that there is nothing to do with from their part. Thereafter I contacted Samsung in turn they advised to reset settings, network settting clear cache and clear data.I had done everything but the problem still persists.
Hope that you have solution for thisas you have good knowledge in WiFi options.
Krishna Kumar G Warrier