What is WiFi Calling & Its Working

At present, Wi-Fi calling has gained so much popularity especially in smartphones like iPhone 6 & 6S plus because these phones are the first wifi calling feature enabled devices. All the smartphones don’t support this feature but some of the mobiles support this feature like T-Mobile, Sprint, Verizon & AT&T. Currently, many organizations shift their employees to work remotely. So they can communicate with their team easily through a Wi-Fi network with HD Voice over a cloud phone system. Not like cellular service, the HD Voice has high sound quality as well as clarity. This article discusses an overview of WiFi calling, how does it work, how to enable it, etc.

What is WiFi Calling?

In the telecommunication field, new technology like WiFi calling is used to make voice and video calls through a WiFi network because the WiFi network is very strong as compared with mobile data. This kind of call is mainly used where the voice service is unavailable or weak. This type of call could occur anywhere where the WiFi network is available like apartments, offices, underground subways. WiFi calling is just like making a normal call because call connection, authentication, routing of the call will work as a normal call.


WiFi Calling
WiFi Calling

Wi-Fi calling on compatible devices doesn’t charge, so calling to US numbers is also free while traveling globally. But as compared with US country, other countries will charge due to worldwide long-distance rates. Once an international call is placed through Wi-Fi calling then a voice prompt will disrupt the call due to international call charges. The feature of WiFi calling mainly depends on IP technology so that calls can be connected through the internet in its place of a cell tower.

How to use WiFi Calling/ How to Enable Wifi Calling?

WiFi calling supports both Android as well as iOS-based mobile devices. But you just need to allow the Wi-Fi calling option. When the option is enabled, then one can make wifi calls whenever the signals are available the call automatically connects.

To allow WiFi calling option on an iOS mobile device, then you have to follow these steps:

  • Go to the Settings option on your iPhone then enable the Mobile Data option.
  • Then you will get a Wi-Fi calling option if your mobile network carries the same.
  • So in that option, enable the Wi-Fi Calling option on the iPhone

To allow WiFi calling option on an android mobile device, then you have to follow these steps:

  • Go to the settings option on an Android phone then enable Network & Internet option & click on Wi-Fi Preferences > Advanced calling.
  • Then, you will find the Wi-Fi calling option then you need to be enabled.

In India, some networks like Jio, Airtel offering a wifi calling option by default so that one can take the benefit to make calls over WiFi using iOS and Android-based devices. But some limited devices support these networks. At present, the Airtel network supports iPhones like iPhone SE & iPhone 11 series whereas, in android, OnePlus mobiles, Xiaomi devices like Redmi K20, Redmi Note 7 & Poco F1, and most of the Samsung mobiles support these networks.

Alternatively, Jio network supports almost all company smartphones like Samsung, Mobistar, Tecno, Vivo, Xiaomi mobiles like Redmi K20, Poco F1, Infinix, Motorola, Coolpad & iPhones

How to do WiFi Calling?

In some cases, wi-fi calling is possible instead of making calls through mobile data but all carriers don’t support wifi calling. Before making these calls, one should enable the feature of wi-fi calling in mobile settings. Once the wi-fi calling feature is enabled then one can check the provider of mobile service for information.

Now making wi-fi calls is similar to a normal call. Once you are connected to the internet, then you will get an option like Internet Call otherwise Wi-Fi calling on the notification display. When the mobile is not connected to WiFi then calls may take a mobile carrier.

How Wifi Calling Works?

The Wi-Fi calling can be done by using an easy method like a Voice over Internet Protocol (VoIP) system. This kind of calling works through achieving a carrier signal over the connection of the internet to set up a telephone line.

There are different mobile apps such as Facebook, WhatsApp, and Skype that utilize VoIP technology for making calls. At present, with the help of capable devices, we don’t need to do much to attain a strong n/w connection. So App like Nextiva will allow businesses to make Wi-Fi calls by using any device even it doesn’t have a SIM Card.

This kind of calling mainly utilizes VoIP for providing a better calling experience to mobile users. One can choose the correct rate plan as well as a mobile number to work for your business.

Advantages

The advantages of wifi calling include the following.

  • It gives so many benefits to subscribers.
  • It is simple and no need to install any app to make a call
  • It doesn’t use any talk time minutes
  • Wi-Fi calls don’t use LTE data
  • High quality of calls with clear sound
  • It provides good voice quality where the network is weak
  • No extra charges
  • No extra login details are required
  • Most of the smartphones like iPhones, Samsung phones support this feature
  • Battery life can be extended
  • Wi-Fi calling doesn’t need a lot of bandwidth. Normally, a voice call uses about 1 MB for each minute
  • whereas a video call utilizes 6 to 8 MB for each minute.

Disadvantages

The disadvantages of wifi calling include the following.

  • Signal strength is Inadequate.
  • Some mobiles don’t support Wi-Fi calling.
  • Limits on global calls
  • Data usage charge may apply.
  • The difference in the strength of the signal
  • Delays in transferring data
  • Minutes can be deducted based on some plans
  • It doesn’t support in all countries

Thus, this is all about an overview of WiFi calling. The main intention of this calling is particularly for the locations wherever the mobile networks are not available. This kind of calling uses a high-speed data connection to make HD calls as well as video calls. This type of call can be done from one mobile number to another without using any app but uses a stable WiFi connection. This feature is configured in smartphones by upgrading OS to the version of wifi calling. Here is a question for you, what is the purpose of WiFi calling?

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