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[Fixed] iPhone WIFI Calling Not Working After Upgrading

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Some individuals say that their iPhone WIFI Calling Not Working after upgrading their device to the latest iOS version. It is needless to mention how troublesome it could be for any iOS user. That said, let’s learn about this error and the most practical solutions to it.

Many individuals are indeed waiting to embrace iOS upgrades so they can get better user experience. However, iOS upgrades can come with some bugs once in a while and disturb regular usage. One of the common issues that occur after upgrades is the “iPhone WIFI calling not working” issue. According to statistics, this issue is pretty common among the Spring users. But even some of the AT&T and O2 users say that they experience the same issue.


An introduction to Wi-Fi calling

For those who don’t know, Wi-Fi calling is a special feature introduced since iOS 8, which lets you make phone calls over Wi-Fi without using the mobile network. This feature becomes incredibly helpful for users who don’t have enough mobile carrier signal strength.

One of the best things about Wi-Fi calling is that it allows you to receive phone calls anywhere. The only requirement is to have a Wi-Fi connection. It is needless to say that Wi-Fi calling is a convenient feature to make your life easier.

PS: Let’s figure out how to fix the iPad won’t connect to Wi-Fi and iPhone stuck when upgrading to iOS issues with ease.


How to easily use the Wi-Fi Calling feature on iOS 12?

When it comes to iOS 12, Apple has made a change to the location of the Wi-Fi Calling feature. In earlier versions, the Wi-Fi Calling feature was available under the cellular tab on the iPhone. However, since iOS 12 upgrade, it is moved to the Phone app. So, to locate it, you should go to the Settings and choose Phone. Then, you will see the Wi-Fi Calling feature under that category. Based on the type of carrier used, you may be able to find it under the carrier options. Please note that carrier options are available in the cellular settings.

Besides, let’s learn more about How to Show Wifi Password on iPhone and how to solve the iPhone incorrect Wi-Fi password effortlessly.


What if your iPhone WIFI calling not working?

Although the Wi-Fi Calling feature is supposed to work all the time solidly, it may experience some issues occasionally. As a result, iOS users will find that their iPhone WIFI Calling Not Working.

Well, there are several different methods for you to try and get it working once again. We will help you to overcome this issue without leaving you in the dark. So, follow the methods below and get your iPhone Wi-Fi Calling feature up and running again.

Quick fix for iOS 12 users: Here’s a quick method for those who want to fix it quickly. Reboot the device and turn off its cellular data. You should turn off Wi-Fi Calling as well. After that, you should turn on both cellular data and Wi-Fi Calling after a couple of seconds. Just check if it works. For an AT&T connection, you should check if the latest carried updates for the iOS version is applied.

Method 01: Check for potential updates to fix ‘iPhone WIFI Calling Not Working ‘

The most convenient method to fix the “iPhone WIFI Calling Not Working” issue is to check for updates. If a carried update has already been released, you should install it. These updates are generally offered whenever the carrier has upgraded its network. So,

The first and easiest method to see if something is awry is to check to see if a carrier update has been released. These updates are usually released when the carrier has upgraded the network. If your device is not updated to the latest settings, there can be confusion. So, follow the steps below and get it fixed.

  • Launch the Settings app and go to General.
  • Then, tap on About.
  • You will see a prompt saying whether you need to install the new carrier settings. Just confirm it.
  • Once the downloaded is completed, you should get the device restarted. That will ensure that all the settings are appropriately installed.

Method 02: Update your subscriber settings to fix ‘iPhone WIFI Calling Not Working ‘

Here’s another way to fix the “iPhone WIFI calling not working” issue. In this solution, you are required to update the “Subscriber Settings” on the device. However, you should note that this method is not performed through the Settings app of the device. So, this method can be tried if you are a Sprint subscriber. So, instead of using the Settings, you should use the “Phone” feature.

  • Launch the “Phone” app on the device.
  • Now, dial ##25327# on the keyboard.
  • Wait for some seconds; you will see that the process is starting automatically.
  • If you notice that Sprint service loses its signals, don’t worry. The signals will return.
  • Once the update is done, you will see the Spring Wi-Fi logo on the status bar.

Method 03: Toggle on and off Airplane Mode to fix ‘iPhone WIFI Calling Not Working ‘

This is another super-easy method that can get the device back in normal mode. This could be one of the easiest methods to try and fix the “iPhone WIFI calling not working” issue. All you should do is to turn on Airplane mode on your device and turn it off once again. With this trick, all the wireless connections on the device will be turned off and refreshed. For instance, its Wi-Fi, Bluetooth, Cellular Data will be turned off. Once you disable the Airplane mode, the connections will restart.

Putting your device on Airplane mode is super-easy. However, we list the steps for your convenience. There are two options to get it done.

Option 01:

  • Launch Control Center.
  • Tap on the button that looks like an Airplane to activate the Airplane Mode.
  • Wait for about 30 seconds.
  • Tap on the same button once again to deactivate it.

Option 02:

  • Launch the “Settings” option.
  • Then, tap on the “Airplane Mode” to turn it on.
  • Wait at least for about 30 seconds.
  • Toggle off the “Airplane Mode.”

Once the Airplane Mode is turned off, the wireless connections of the device will be restarted. That will fix minor connection issues associated with the respective device. So, after togging the Airplane Mode, you should check if the issue is fixed.


Method 04: Disable Mobile Data to Fix ‘iPhone WIFI Calling Not Working ‘

It is true that Airplane Mode helps you get rid of the wireless connections. However, in addition to that, you can try disabling the mobile data only to fix the issue. Once you turn off the mobile data, it will force the device to utilize the Wi-Fi network only.

Just like with the previous method, you can turn off mobile data using two methods.

Method 01:

  • First, open your Control Center.
  • Tap on the icon that represents the network.
  • Wait at least for about one minute.
  • Activate the network once again by tapping on the Network icon.

Method 02:

  • Launch the Settings.
  • Go to the “Cellular” option.
  • Toggle off the option “Cellular Data.”
  • Wait at least for one minute.
  • Toggle on “Cellular Data” once again.

Also, some individuals say that they that Wi-Fi calling functionality works after choosing Wi-Fi as the primary network connection.


Method 05: Reset your device’s Network Settings

You already know that the Wi-Fi Calling feature works on both mobile and Wi-Fi networks. So, it is a smart move to reset the Network Settings on the device. With that said, the process of resetting Network Settings is straightforward.

  • Go to Settings and choose “General.”
  • Scroll down to locate “Reset” and tap on it.
  • Select the option called “Reset Network Settings.”
  • Provide the passcode.
  • Confirm your action.

After resetting the Network Settings, all the Wi-Fi passwords will be lost. So, you will have to enter the passwords once again.


Method 06: Reset your device to Factory Settings

Well, this can be considered as a pretty intense method that fixes the “iPhone WIFI calling not working” issue. We list this method as the last fix because it wipes out all the data in your device. So, you shouldn’t try it unless all the other methods have failed. Also, before proceeding with this method, you should create a backup of the data available in the device.

● Create a backup

First of all, create a backup of the data available on your device. This step is compulsory for those who don’t want to lose their data during the process.

  • Go to Settings and tap on the Apple ID.
  • After that, select the iPhone from the available list of devices.
  • Now, tap on the option called “iCloud Backup.”
  • Then, tap on the option called “Back Up Now.”

● Turn off your device’s “Find My iPhone” feature

Once the backup is created, you should make sure that the feature called “Find My iPhone” is turned off. Below are simple steps to get it done.

  • First, you should launch “Settings.”
  • Then, tap on the option called Apple ID.
  • Now, select your device from the available list.
  • After that, tap on the option called “Find My iPhone.”
  • Toggle that option off.
  • Now, enter your Apple ID password.

● Wipe the data off

This step will get rid of all the data available on your iOS device. Mentioned below is how to get it done.

  • Go to the “Settings” & select the option called “General.”
  • Now, please scroll down & tap on the option called “Reset.”
  • Tap on “Erase All Content and Settings.”
  • Confirm your action.

Please note that this process will take a couple of minutes. Once everything is deleted, you can start the device from scratch. If required, you can even use the existing backup from an iCloud backup as well.

Once everything is configured, the device should work, and the “iPhone WIFI Calling Not Working” issue should be gone.

Important: Are you an iPhone user who uses the iOS device for conference calls and Merge Calls feature? And, if you find it difficult to use the Merge Calls feature, just disable Wi-Fi calling feature. Otherwise, the quality of the calls may be very poor.


So, that’s how to fix the “iPhone WIFI calling not working” issue on your iOS device. If you have further questions, please let us know.

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