Even though this generation prioritizes internet calling, most smartphone users make calls on cellular networks.
Making calls on Android is easy, but the problem begins when the dialer shows error messages.
Recently, many smartphone users have received an unknown cellular online grid not available for voice call issue notification.

The error appears while trying to make calls, and it affects both Android and iOS users.
What is Cellular connection Not Available for Voice Call Error?
The Cellular connection now available for voice call is an uncommon error affecting Android and iOS users.

To fix this error, you must first know what causes the Cellular data pipe Unavailable issue notification.
The oops message usually appears when your phone fails to detect a cellular data pipe.
The issue notification itself states that the Cellular online grid is not available.

However, the problem is that you may get the error even when the Cellular networks are available.
This error can appear if your phone fails to connect to the cellular connection or fails to detect it.
Other reasons could also be involved, such as a faulty SIM card or a blocked SIM.

Heres what you should do.
it’s crucial that you check the cellular internet icon on the Status bar.
If cellular networks are available and stable, then you must follow the other methods.

If no cellular networks are available, you better fix the online grid issue.
So, if there is no connection, you must check whether the Airplane mode is enabled.
If its enabled, disable it from the Notification panel.

Restarting will also eliminate the problems you face due to incorrect APN prefs and random SIM card errors.
If youre on a trip, your SIM card will connect to another data pipe.
So, ensure that the Data Roaming feature is enabled on your smartphone.

Heres how to enable Data Roaming.
First, open theSettingsapp on your Android gadget.
Next, tap on theMobile networkand select your phone number.

On the SIM info & parameters, turn on the toggle forData Roaming.
After making the changes, cycle your smartphone.
The error will be fixed after the restart.

you could quickly fix it by enabling Auto-Select for your web link operator.
Heres how to auto-snag the connection Operator.
On the SIM info & options, tap on theOperator.

To roll out the software updates on your iPhone, head toSettings > General > Software Update.
If any update is available on the Software update, tap the Download and Install button.
you’re gonna wanna openSettings > About Phone > Software Updateon Android.

If any update is available, install it on your rig.
Use the WiFi Calling Feature
WiFi Calling is a feature meant to help in a situation youre going through.
It uses a WiFi web link to make calls.

you might use WiFi calling to make important calls.
Heres how to turn on the feature.
Launch the configs app on your Android phone.

Next, tap onConnections.
On the Connections screen, tap onWiFi calling.
On the next screen,turn on the togglebeside the SIM card you use.

Now, your phone can use WiFi to make and receive calls.
However, note that WiFi calling will only work if your telecom provider supports the feature.
However, before contacting them, try reinserting the SIM card on your phone.

Eject the SIM card from your phone and clean it with a soft fabric.
Once done, insert the SIM card again and check whether you’re able to make calls.
Heres how you’re free to factory reset connection controls on your Android phone.

Open theSettingsapp on your Android phone.
When the parameters app opens, scroll down and tap onSystem.
On the System, tap onBack up and reset.

On the next screen, tap on Reset Phone.
Next, on the Reset phone screen, tap onReset internet options.
Next, enter the PIN to authorize yourself.

This will reset the online grid options on your Android smartphone.
If you have an iPhone, head to options > General > Reset > Reset data pipe options.
Since nothing has worked for you, the only remaining option is to contact or reach your connection Provider.

8 Ways to Fix it