Cellular Network Not Available for Voice Calls On Vivo X100 Pro

The “Cellular Network Not Available for Voice Calls“ error is a common experience for many Android users. In our contemporary world, communication stands as the fundamental pillar of our existence. Yet, the malfunctioning of our devices hinders this connectivity. It often gives rise to numerous complications. Fortunately, your concerns are now a thing of the past.

This article serves as your guide for troubleshooting and overcoming this frustrating dilemma. It has compiled expert perspectives, valuable tips, and detailed, systematic solutions. The article will go through the underlying causes behind this issue and explore potential fixes. By the conclusion of this article, you’ll be armed with the necessary knowledge to tackle this problem.

Part 1. Preliminary Reasons For Cellular Network Not Available For Voice Calls

Facing the “Cellular Network Not Available for Voice Calls Android“ error can be overwhelming. Thus, it becomes evident that specific reasons underlie this issue. Solutions indeed exist to tackle this problem. Yet, comprehending the underlying reasons is equally crucial to resolve the issue:

1. Internet Access

One primary reason behind cellular network unavailability glitches lies in unstable internet access. Voice calls over cellular networks often require a stable internet connection. When this connection fluctuates or drops, it can result in the dreaded error message.

2. Terrain Coverage

Another contributing factor is the geographical terrain. In remote or sparsely populated areas, cellular tower coverage might be limited. It causes a signal disturbance or complete loss of the network.

3. Network Congestion

During peak usage hours or in densely populated areas, network congestion can also be a cause. It leads to temporary unavailability of the cellular network for voice calls. When the network is overloaded with traffic, it might struggle to accommodate more voice calls. That results in connectivity issues.

4. Technical Glitches

Furthermore, technical glitches within the Vivo X100 Pro device or network infrastructure can cause this issue. These glitches could range from software bugs to hardware malfunctions.

5. Battery or Power Issues

In some instances, insufficient battery power or power-saving modes on devices can cause this issue. They affect the Vivo X100 Pro device’s capacity to sustain a consistent connection with the cellular network. This consequently causes voice call unavailability.

Part 2. Prominent Solutions For Cellular Network Not Available For Voice Calls Android

A myriad of purposeful solutions exists to resolve the TracFone cellular network not available for voice calls issue. These solutions are specifically designed to address various underlying causes. The aim of these solutions is to restore smooth connectivity for voice calls. Described below are the top 8 solutions to fix the “Cellular Network Not Available” error:

Method	Efficiency	Difficulty	Duration (Minutes)
Check Network Availability	Moderate	Easy	5-10
Check Airplane Mode	Low	Easy	2-5
Select Network Operator	Moderate	Moderate	5-10
Restart Device	Low to Moderate	Easy	3-5
Enable Roaming Settings	Moderate	Easy	3-7
Update Android Smartphone	Moderate	Moderate	15-30
Performing Factory Reset	High (Last Resort)	Difficult	30-60+
Contact Carrier Provider	High (Specialized Help)	Moderate	Varies (Depends on Carrier Provider)
Wondershare Dr.Fone - System Repair	Highest (Complex Issues)	Easiest	5-10

Solution 1. Check the Availability of Cellular Networks

Before diving into complex fixes, the first thing to do is to check if nearby cell networks are available and how strong their signals are. It is an essential step when trying to fix the “Cellular Network Not Available“ error. This basic check ensures your phone is close enough to a working network tower, which matters for staying connected. It allows you to find out the availability of nearby cellular networks.

Moreover, with it, you can ensure your device is connected to a reliable network. This preliminary check sets the foundation for further troubleshooting.

Solution 2. Check the Airplane Mode of the Smartphone

Another crucial step in resolving this error involves ensuring that the Airplane Mode is disabled. This mode, when activated, disables all wireless connections. It also includes cellular networks, which could lead to connectivity issues. Follow these simple steps to check and disable Airplane Mode on your device:

Instructions: Swipe down on your phone’s screen from the top to access the Notification Panel, unveiling the Quick Settings tiles. Search for the airplane-shaped icon; if Airplane Mode is active, the icon will be highlighted or shown in a distinct color. Tap the Airplane Mode to turn off the Airplane Mode on your Android.

Solution 3. Selecting the Network Operator of the Vivo X100 Pro device

In certain instances, manually selecting your network operator can help. It effectively resolves the “Cellular Network Not Available for Voice Calls Android“ error on your Vivo X100 Pro. By choosing the network operator manually, you ensure a deliberate connection to a specific carrier. This potentially bypasses issues related to automatic network selection. Follow these steps to select your network operator manually:

Step 1. Access “Settings” on your Vivo X100 Pro, then tap on “Connections.” From there, navigate to “Mobile Networks” and proceed by selecting “Network Operators.”

Step 2. Look for the “Automatically Select” toggle, which will be turned on. Toggle it off to see available networks and choose the one best suited to your device.

Solution 4. Restart Your Device

Sometimes, resolving the “Cellular Network Not Available for Voice Calls“ error on your Vivo X100 Pro can be as simple as performing a restart. This basic troubleshooting step helps refresh the Vivo X100 Pro device’s software. It clears temporary glitches and reestablishes essential connections, potentially resolving network-related issues. Follow these straightforward steps to restart your Vivo X100 Pro:

Instructions: Hold down the “Power” button until the Power menu emerges on the display. From there, select “Restart” to initiate the Vivo X100 Pro device’s reboot process.

Solution 5. Enable Roaming Settings

There are situations where you’re in an area with weak or no coverage from your primary network provider. In such a case, enabling roaming settings on your Vivo X100 Pro can sometimes resolve the issue at hand. Enabling roaming allows your device to connect to partner networks. This extends your coverage beyond your home network’s reach. Follow these steps to enable roaming settings on your Vivo X100 Pro:

Step 1. Start by accessing your device’s Settings and tapping the “Connections” option. Here, scroll downward to press “Mobile Networks.”

Step 2. Presently, you will encounter the “Data Roaming” option. Toggle this option on to enable data roaming on your device and resolve the issue.

Solution 6. Update Android Smartphone

Updating your Vivo X100 Pro’s OS to the latest version can often resolve performance issues. It can also fix network connectivity issues, including the “Cellular Network Not Available” error. Manufacturers regularly release system updates containing bug fixes and security patches. It also includes enhancements that can address underlying software-related problems. Follow these steps to update your Android smartphone:

Step 1. In your device’s Settings, scroll through to find the “Software Update” option. Select it, and on the subsequent screen, verify the availability of any updates.

Step 2. If an update is accessible, select the ‘Download and Install’ choice. Then, proceed by following the prompts displayed on the screen to finalize the process.

Solution 7. Performing Factory Reset

Performing a factory reset is a drastic but effective measure. It can resolve persistent software-related issues, including the “Cellular Network Not Available” error. Be aware that initiating a factory reset results in the deletion of all data and settings stored on your device. Hence, it is crucial to back up any vital information before proceeding with this action. Here is how to fix the Verizon cellular network not available for voice calls:

Step 1. To access your device’s “General Management” section, navigate through Settings. There, tap on “Reset,” and select “Factory Data Reset” from the subsequent screen.

Step 2. You will need to tap “Reset” to confirm your choice. Then, follow the on-screen guidelines carefully to complete the reset process.

Solution 8. Contact Carrier Provider

If you’ve exhausted all options and the issue persists, reaching out to your carrier provider for assistance is a viable solution. Carrier providers can offer specific insights and guidance regarding network-related issues. When connected to customer service, explain the issue you’re experiencing in detail. Contacting your carrier provider enables you to tap into their expertise and resources.

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Part 3. [100% Resolvable] Resolve Cellular Network Not Available For Calls Issues

Despite all your attempts, the cellular network not available for voice calls remains unresolved. It might state a more complex software-related issue or glitch within the Vivo X100 Pro device. However, there’s a solution designed explicitly for addressing such complex issues. That software is Wondershare Dr.Fone, a comprehensive toolkit for Android devices. It stands out as the world’s first one-click Android repair tool.

Dr.Fone specializes in resolving a wide array of Android system issues, including the notorious black screen of death. With this tool, users can effortlessly restore their Android system to normal functionality.

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This tool supports more than 1000 models of Android devices across different brands for system repair.
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Steps Needed To Fix the Cellular Network Not Available for Calls Issue via Wondershare Dr.Fone

The following are the steps to resolve the Tracfone cellular network not available for voice calls using Wondershare Dr.Fone:

Step 1. Open Wondershare Dr.Fone and Opt for System Repair

Launch the software. Then, navigate to the “Toolbox” section located in the left panel. Connect your Vivo X100 Pro and proceed by choosing “System Repair.” Then, opt for “Android” to specify the Vivo X100 Pro device type. On the subsequent screen, click “Start” to commence the repair procedure.

Step 2. Provide Details of Your Android Device

The system automatically identifies the brand of the Android device undergoing repair. Afterward, choose the “Name,” “Model,” “Country,” and “Carrier” from the provided list options. If the Vivo X100 Pro device is already unlocked, you can choose OPEN in the Carrier section. Then, confirm by checking the warning box indicating agreement and readiness to proceed. Click on “Next” to initiate the repair process for your Vivo X100 Pro.

Step 3. Complete the Android Repair Process Successfully

Follow the guidance displayed on your device’s screen to access Download Mode. Once in, the firmware download begins automatically. During this process, the platform verifies and presents the firmware details. Select “Fix Now” to proceed with the installation of the firmware onto your Vivo X100 Pro. Since Android repair will result in the deletion of all data, input “000000” to confirm. This action initiates the system repair process.

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Conclusion

In conclusion, facing the “Cellular Network Not Available for Voice Calls“ problem on your Vivo X100 Pro can be frustrating. This article has explored many ways to fix this issue. These include simple checks like turning off Airplane Mode to solutions like contacting your carrier. However, when facing persistent network problems, a tool like Wondershare Dr.Fone becomes the only hope.

Among the various methods discussed, Dr.Fone stands out as a top choice. Its thorough system repair function targets and removes complex software glitches. The tool’s easy interface, broad compatibility, and secure repair process make it perfect. It is ideal for users looking for a reliable solution beyond regular troubleshooting.

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App Won’t Open on Your Vivo X100 Pro? Here Are All Fixes

It is not a very rare phenomenon where an App won’t open, crash abruptly or face trouble while launching on an Android device. Many Android phone users also add to the fact that whenever they try to launch an App, it keeps loading but does not run smoothly, as it should in normal circumstances.

In such a scenario it is obvious for Android Smartphone users to look for possible solutions for such a random error so that their App/Apps load and work normally.

Many people are also interested in knowing about the causes behind why an App won’t open or why multiple/all Apps won’t open. This article will answer your query about why won’t my App open on an Android phone by listing a few probable causes for the problem.

Here are all the fixes you need if an App won’t open on your Vivo X100 Pro. Read on to find out all about why Apps won’t open on your Vivo X100 Pro and solutions to overcome such a problem.

Part 1: Possible reasons for Apps won’t open

If you are an Android phone user and face a problem while trying to open an App on your device, you will ask yourself “Why won’t my App open?”. To answer your question and explain to you why an App won’t open on your phone, here are some probable and simple reasons to make you understand the real problem.

It is appropriate to tag our generation as smartphone addicts because we use smartphones for anything and everything. All our important information, such as photos, videos, audio files, documents, notes, calendars, emails, etc, are stored on our phones. This causes a major storage/space problem in our phones and a shortage of storage space is one of the main reasons why an App won’t open or why all Apps won’t open on your Vivo X100 Pro. To see how much of your storage space is occupied by Apps, go to “Settings” and select “Application Manager”.

Another possible reason for Apps to crash or why an App won’t open is a possible data crash. This may occur due to an unstable internet connection or various other background software interruptions.

The causes for the problem to occur are many and no specific reason can be established as the only reason why Apps won’t open on your Vivo X100 Pro. There are a lot of speculations about why such a problem occurs and persists, but it is more important to focus on how to fix if a particular App won’t open or if all Apps won’t open on Android.

Part 2: Quickest solution to fix apps won’t open on Android

You have already understood ‘why won’t your app open?’ at the start of this article. But, you are not happy with the traditional solutions to fix the app won’t open issue.

Well, in such a case Dr.Fone - System Repair (Android) can prove to be your savior. It resolves failed Android system update issues, crashing apps, and black screen of death. It can also get an unresponsive or bricked Android device or boot loop stuck device fixed with one click.

Dr.Fone - System Repair (Android)

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All the latest Vivo X100 Pro tablets and mobiles are compatible with it.
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Here comes the detailed guide to fix apps won’t open problem using Dr.Fone - System Repair (Android)

Note: When you are up to fixing apps won’t open issues, make sure to back up your Vivo X100 Pro beforehand. These processes might lead to data erasing and you don’t want to suffer data loss this way.

Phase 1: Preparation and connection of Android device

Step 1: Post-installation and launch of Dr.Fone on your computer, you got to press the ‘System Repair’ tab. Connect the Android device later.

Step 2: Hit the ‘Android Repair’ located on the left panel followed by tapping the ‘Start’ button.

Step 3: Feed your Vivo X100 Pro details under the Vivo X100 Pro device information screen. Please check the warning and press the ‘Next’ button right after that.

Phase 2: Repairing your Vivo X100 Pro under ‘Download’ mode

Step 1: You got to boot the Android device under Download mode, as it’s important. The steps for that are as follows –

Android devise with a ‘Home’ button – Press together ‘Volume Down’, ‘Home’, and ‘Power’ buttons together for 5 to 10 seconds after turning off the Vivo X100 Pro device. Release them afterward and click the ‘Volume Up’ button to get into the ‘Download’ mode.

When there is no ‘Home’ button – Turn off the Vivo X100 Pro device and then for 5 to 10 seconds, keep the ‘Volume Down’, ‘Bixby’, and ‘Power’ buttons pressed. Tap the ‘Volume Up’ button after releasing all the buttons to enter the ‘Download’ mode.

Step 2: Hitting the ‘Next’ button starts downloading the Android firmware.

Step 3: Once Dr.Fone - System Repair (Android) verifies the downloaded firmware, it begins fixing the app won’t open the issue asap.

Part 3: 3 Common fixes if a particular App won’t open

In this segment, we will discuss the three best ways to help you fix the problem if only a particular App won’t open/launch/ run and takes an indefinite time to load.

1. Update the App

It is always advisable to keep your Android software as well as your Apps up-to-date and you must constantly check for any updates which may be available in the Google Play Store.

Follow the steps given below to update the app which won’t open on your phone:

• Visit Google Play Store on your Vivo X100 Pro.

• Now select “My Apps & Games” from the main menu.

• In this step, you may click on “Update All” to update all Apps for which an update is available or manually select the Apps which you wish to Update.

Once the App is updated, close all Apps and tabs running in the background. Now try to launch the app once again. If it opens, your problem is solved. If not, DO NOT worry as there are more ways to help you.

2. Force Stop the App

Closing the App completely which won’t open on your phone is a good idea. To make sure that no operations are running in the background related to the App, you must “Force Stop” it. Doing this is extremely simple and all you need to do is follow the steps given herein under:

• Visit “Settings” on your phone.

• Click on “Apps” to see a list of all the Apps on your Vivo X100 Pro.

• Select the App which won’t open.

• Now click on “Force Stop” as shown below.

3. Clear App Cache and Data

This method resolves the issue to a great extent by wiping off unnecessary App content from your device.

Carefully follow the step-by-step instructions given below to clear all App cache and data:

• Visit “Settings” and select “Apps”.

• From the list of Apps that appears, select the App that won’t open.

• Now tap on “Clear Cache” and “Clear data” directly or under “Storage”.

Part 4: 3 Common fix if all Apps won’t open on Android

In this segment, we will discuss solutions to the problem if all your Apps won’t open. They are simple and easy to follow and solve the error in no time.

1. Android updates

Firstly, it is very important to keep your Android software updated at all times as an old Android version might not support new Apps or updated Apps.

To update your software:

• Visit “Settings” and keep going downwards.

• Now select “About Phone”.

• From the options available on the screen, tap on “System Updates”

• In this step, if you are prompted for an update, follow the instruction given and do so.

Updating your Android software solves most of your problems. This method might sound weird but works wonders when it comes to App related issues.

2. Restart the phone

Restarting your Vivo X100 Pro to fix an error might sound old school but it gives good results when your Apps won’t open. Restarting your phone is fairly simple. All you need to do is:

• Long press the power button.

• Now click on “Restart”.

Your phone will automatically restart and once it does, you can try to launch the App. You may also restart your Vivo X100 Pro by pressing the power button for about 15-20 seconds.

3. Reset Factory Settings

This method is a little tedious and must be last on your list. Also, make sure you take a backup of all your data and contents stored on your Vivo X100 Pro and this solution will completely wipe off your phone making as good as a new smartphone.

To Factory Reset your Vivo X100 Pro, carefully follow the guidelines given below:

• Visit “Settings” to find the “Backup and reset” option as shown in the screenshot below.

• Now click on “Factory Data Reset”>“Reset Device”>“Erase Everything”

Your phone will now reboot and will be required to set up from scratch.

“Why Won’t my App open” is a question asked by many Android phone users who fear that the problem occurs due to a virus attack or a system failure. However, this is not the case. The reason for the error to the surface is quite minor and can be fixed by you, sitting at home, without resorting to any kind of technical or external assistance. The solutions listed above are easy to understand and not very time-consuming.

So go ahead and try them out now!

How to Fix Unfortunately, Contacts Has Stopped Error on Vivo X100 Pro

Have you recently noticed a message stating “Contacts has stopped”? This is enough to take away all your peace. As, our native contacts app stashes all our useful contacts which are time and again needed by a user. It’s malfunctioning is enough to give us chills. But, why the Vivo X100 Pro or any other Android device incurs such problems?

It can occur while you launch the app or while you’re in the app already finding the required contact or when any other application is trying to gain access to it. So, to rage a battle with this issue, you need to seek help of some powerful methods in killing down the issue of contacts app crashes. And, the best part is that you’ve secured yourself by reaching the right place. We will be taking an in-depth discussion on several methods that may prove to be helpful. Let’s read them up here now.

Part 1: Get Android system fixed in one click

We’re always in search of a method that provides handy solution in a quite speedy and hassle-free manner. There are hundreds of tips and tricks for the same. You never know the possibility of firmware being the major drawback. No amount of manual methods can beat the performance of Dr.Fone - System Repair (Android).It is capable of providing 100% solution to any kind of issues, your phone gets troubled with. It is designed with the technology of combating the problem of black screen of death, app crashes and several other issues. In just a single-click, ward off the issue and free your device with errors

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Fix Contacts app crashing on Android in one click

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fone – Repair (Android) interface is extremely simple for users and lays functionalities aptly.
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In this tutorial, we will learn the methodology of addressing the contacts keep stopping problem and gain triumph over it.

Step 1: Load program and draw connection of device

Download Dr.Fone - System Repair (Android) on PC. While program installs, use USB cable to connect device with system. From interface, tap on “System Repair” main window.

Step 2: Opt for Android Repair option

You’ll be directed to the “System Repair” screen where you have to opt for “Android Repair” options appearing over the left panel of the program. After that, do not forget to press “Start”.

Step 3: Key in device information

From following screen, fill the fields of “Brand”, “Name”, “Model”, “Country” and several other parameters. Then, tap on “Next” option to proceed further.

Step 4: Download Firmware package

Just follow the on-screen steps for booting your Vivo X100 Pro into download mode. Then, hit the “Next” button to proceed with downloading the most suitable firmware package for your Vivo X100 Pro.

Step 5: Repair Android phone

Once the software downloads, the program will automatically repair any issues irking over your phone. Now, your phone is all free from contacts error.

Part 2: 9 Common ways to fix “Unfortunately, Contacts Has Stopped”

2.1 Restart Android system

Our response to any minuscule issue is straightaway restarting phone. This helps in clearing out any problem that might have disrupt the functioning of phone. So, to fix the problem of “Contacts app won’t open”, you too can try out your hand in this method.

Get hold of your Android system and long press the power button.
This will fadeout the main screen and showcase several options from where you’ve to tap on “Reboot/Restart” mode.

Now, your device will quickly reboot the Vivo X100 Pro device. Once, the Vivo X100 Pro device regains its normal state, check whether the issue is coming again or not.

2.2 Clear cache and data of Contacts app

The cache memory basically stashes the copies of the concerned application. It is indeed a streak of copies of the desired app storing information and incurring additional space on the storage. This might be the reason why the contact app crashes rapidly on your Vivo X100 Pro. Hence, it can prove to be a good remedy for this problem. Just follow down the steps mentioned below-

First of all, go to “Settings” application from the app drawer or from the notification panel.
Now, surf and select for “Applications” or “Apps & notifications”.
Here, you need to browse for “Contacts” app and open it.
On “Contacts” app, just tap on “CLEAR CACHE” and “CLEAR DATA” button. This will prompt the cache memory to be cleared.

2.3 Wipe cache partition

As we know the cache memories are the temporary files build by the firmware. These are of little importance as they are bound to become a bit more corrupted in nature. And sometimes, may indirectly become a hurdle for the working of contacts app. It is good if the Vivo X100 Pro device is cleared off from the caches. Instead of manually wiping down the cache memory, we will understand how to clear off the cache partition in the following steps.

From device, just power off your device. Then, press the “Volume Down + Power” button with “Home” combinations together.
In a moment’s time, lose fingers from the “Power” button but do not release fingers from “Volume Down” and “Home” buttons.
Once you view the “Android System Recovery” screen, just lose the “Volume Down” and “Home” buttons.
Over the options available, just opt for “wipe cache partition” by tapping the “Volume down” button until the desired option is highlighted.
Finally, push the “Power” key to give consent to the selection.

After, the process is through there will be an option for “Reboot System Now”. Tap on it and restart the Vivo X100 Pro device.

2.4 Disable Google+ app

The root cause for detecting any problem is not very easy. You never know the overloading of Google + application might have directly impacted contacts app crashes. To resolve it, disabling it may prove to be a helpful solution. Here is the quick reference for disabling Google+ application.

First of all, visit “Settings” from your Vivo X100 Pro.
In “Settings”, visit the “Application Manager” or “Applications” menu and browse for “Google +” app.
From the application main page, you can choose to do either of the methods:

Either, completely disable the application to work by pressing on “Force stop” or “Disable” feature.
Or, brush away the unnecessary cache piled up on your storage by using “Clear Cache” functionality.

There will be a prompt stating that the application may misbehave. However, you must disable the feature and check whether it worked out for you or not.

2.5 Update your device software

Many a times, we skip updating our device software thinking it is of less importance. In fact, one must not miss out the updates that occurs in phone. As, without the updates, the scope of some applications are affected to some extent. For its better functioning and avoiding issues like “contacts keep stopping”, here is how you should update device software.

First and foremost, head on to “Settings” menu. Over there, click on “About Device”.
There, you need to tap over “Software Update”.

The device will now check whether there are any updates available for your device. If yes, then update application right away.

2.6 Reset App Preferences

As stated, the malfunctioning of contacts can be due to be any unexpected reason. Hence, users can opt for resetting app preferences. This may prove to be helpful in brushing away the issue of “Contacts app won’t open”.

Launch “Settings” app and surf for “Apps” or “Applications” option on your Vivo X100 Pro.
Just, tap over the three dots appearing at the upper right section and then tap on “Reset app preferences”.
At last, just select “Reset default apps”.

2.7 Delete voicemail

Do you happen to exchange voicemails quite often? It can trigger to be the reason for contact app crashes. If your device happens to have a bulk of voicemails, you must get rid of them sooner or later. As, these might standout to be the prime reason for contacts stopping on Vivo X100 Pro. If you’re unaware about the procedure of removing all kinds of voicemails, you can proceed to make use of the following steps.

Start with, launching the “Google Voice” app.
From there, duly opt for “Voicemail”.
Just click on the press menu option and at last select “Delete” option.

2.8 Uninstall the downloaded apps

Some applications contain some unwanted advertisements and some elements of malware. This can be enough for disrupting the functionality of the built-in contact app won’t open. It is crucial for your phone to be detoxed from such elements. You need to manually scrap off such applications. Do, ensure to download the application from the genuine source for future use.

On your Vivo X100 Pro, just go to “Home” screen and tap on “Apps” icon.
Then, tap on “Settings” icon followed by going to “Applications” or “Apps & Preferences” menu.
After that, tap on “Menu icon” which will showcase the apps installed on device.
Simply, open the app and hit the “Uninstall” button to brush away that app. Repeat the same with other application(s).

Now, check whether you’ve fought the battle with the problem or not.

2.9 Reset to Factory Settings

Last but not least, if all the methods falls flat to resolve the issue of contacts app won’t open. Then, it might be your device has some internal problem. This can be any software crash which might not be fixing with the aforementioned steps. That is where reset to factory settings may prove to be a good option. With this method, your phone will be cleared of all the components, settings and everything present in it. Here are is the comprehensive tutorial for biding bye to the problem of contacts app won’t open.

Note: Do ensure to take a backup of all the data available in your device. As, we don’t want you to regret afterwards.

Just go to “Settings” and surf and select “Backup & Reset” option.
You need to toggle on the option for performing the backup on your Google account.
Then, tap on “Reset” button and then tick mark the option for resetting your phone.

HowTo

Cellular Network Not Available for Voice Calls On Vivo X100 Pro | Dr.fone