iPhone Showing Cellular Update Failed Error? Get a Solution!

Jun 14, 2024 • Filed to: Mobile Repair Solutions • Proven solutions


The "Cellular Update Failed" error is one of the most common errors that was widely faced by iPhone users, iPhone 7 users in specific when they tried updating their devices to iOS 15. Although the update was successfully executed, there was this particular error that was readily reported by users. Apple launched a free repair campaign for iPhone 7 users; however, not all of them got the opportunity to resolve this problem.

If you are one of them, this article is all about displaying the solutions to the "Cellular Update Failed" iPhone 7 error. Let's dive right in to dissect more details about the error, its causes, and, eventually, its solutions.

Part 1: About iPhone Cellular Update Failed Error

We'll first understand more about the "Cellular Update Failed" error occurring on your iPhone 7. Overviewing the dynamics of the error would help you figure out the technical details about it and guide you toward resolving it.

1. What is a "Cellular Update Failed" Error on your iPhone?

The error occurred first when iPhone 7 users shifted their iOS to iOS 15 on update. The particular error led to disabling the cellular data on your iPhone. Users were not receiving any signals on their iPhones, and they were not able to send any messages or make a call through their devices.

The iOS update proved quite costly to them, and they were unable to utilize one of the major compartments of having a smartphone device. Thus, the error "Cellular Update Failed" started appearing on their iPhone screens. This can be quite troublesome for many iPhone users; therefore, it needs to be resolved.

cellular update failed error

2. Why Does My iPhone Says Cellular Update Failed?

Although you might have updated your iOS and started facing this issue on your device, it never really is the case. When the error was reported, it was discovered that it happened because of hardware anomalies and faults. Though it does relate to updating the device to the latest iOS version, at times, the software update is not fully covered.

In such cases, updating the iOS again gets consideration. Conclusively, it can be said that the iPhone 7 "Cellular Update Failed" is a product of both hardware and software issues on the device.

Part 2: How to Fix Cellular Update Failed on iPhone?

As you have understood the fundamental causes of the cellular error on your iPhone, it is time to gather up the fixes that can be used to adjust the problem on your device. We will be looking into the methods in-depth and understand the best-case scenario for your iPhone. You will be able to figure out the direction that you must take to understand the cellular update error.

1. Cellular Update Failed on iPhone 7

On the occurrence of the "Cellular Update Failed" error on iPhone 7, Apple recognized it as a minor issue due to a component failure in the main logic board. With that, they announced the models from specific regions and provided particular periods when the devices were bought, which were to be covered in the repair program. While this program applied only to iPhone 7 users, Apple also tried contacting these users through emails.

2. Recommended Methods for Other iPhones

What if you have another iPhone model and face the same iOS update failure mentioned above? Under such insights, resolving this problem through Apple Support sounds expensive and time-taking. We've highlighted some remedies that can prove helpful in resolving cellular errors on your iPhone. You should definitely try out these methods if you have an iPhone 8 or above.

Solution 1: Force Restart iPhone

Cellular issues with iPhones can be temporary and easily resolvable. Usually, glitches while updating or using iPhone can cause such errors, which can be pretty troublesome. If you have no knowledge about dealing with such errors, this can prolong quite much. However, the first thing that you should try is to force restart your iPhone. Rather than putting the focus on your device's settings, you should consider doing this:

For iPhone 8 and Later iPhones

Step 1: You must press and leave the "Volume Up" button, followed by the "Volume Down" button, in the exact chronology.

Step 2: Next, press and hold the "Power" button on the side until the Apple logo appears on the screen.

For iPhone 7 and 7 Plus

Step 1: Press and hold the "Volume Down" and "Power" buttons on the side of your iPhone.

Step 2: Keep holding until you see the Apple logo screen on your iPhone, which depicts the completion of force restarting the iPhone.

For iPhone 6 and Earlier iPhones

Step 1: Since these iPhones have the Home button, hold the "Home" and "Power" buttons on the top of the device.

Step 2: Make sure to keep holding the buttons until the Apple logo appears on the device.

force restart your iphone

Solution 2: Check for a Carrier Settings Update

Cellular carrier updates can also be a solution to the iPhone "Cellular Update Failed" error. The process is quite simple to execute, which can be understood with the help of the following details:

Step 1: Open the "Settings" of your iPhone and redirect to the "General" settings in the list. Lead to the next window and select the option of "About" to open the details of your iPhone.

choose the general option

Step 2: If any update is available, you will immediately receive a pop-up showing the option of updating the Carrier Settings Update. Select "Update" to successfully update carrier settings and resolve the existing problem.

update your cellular settings

Solution 3: Turn Airplane Mode On and Off on iPhone

Another quick solution for such a condition is to turn your Airplane mode on and off. Practicing this usually refreshes the network settings and resolves all cellular issues with your iPhone. To perform this, you must follow this simple guideline:

Step 1: Launch the "Settings" of your iPhone and find the option of "Airplane Mode."

Step 2: You will have to turn on the toggle against the option and turn it off again after a few seconds.

enable and disable airplane mode

Solution 4: Turn Off Wi-Fi Calling and Voice LTE

As a regular cellular network user, you might have to turn off the "Wi-Fi Calling" and "Voice LTE" options on your iPhone. Performing these actions might resume your cellular network on the device. Since you are looking for a guide for it, find out your answers in the steps provided below:

Step 1: Proceed into your iPhone's "Settings" and look for the "Phone" option in the list.

Step 2: On the next screen, scroll down to locate the "Wi-Fi Calling" option and proceed next. Turn off the toggle showing the option of "Wi-Fi Calling on This iPhone."

choose the wifi calling feature

Step 3: Lead back to the previous section and find the "Cellular Data Options" in the options. As you lead next, tap on the "Enable LTE" option and select the "Data Only" option to disable the Voice LTE feature.

choose the data only option

Solution 5: Reinsert SIM Card into iPhone

Since the problem involves the SIM card that provides the cellular network, you should consider reinserting the SIM card into your iPhone again. A temporary glitch might have caused a problem, which requires you to reinsert the card again. Performing this might resolve all concerns related to the "Cellular Update Failed" error on your iPhone.

reinsert the sim card

Solution 6: Reset Network Settings on iPhone

If the problem persists and you are not able to resolve the network issues with your iPhone, the only best thing to do is to reset the network settings on the device. For that, you will have to look into the details provided below:

Step 1: Access the "Settings" of your iPhone and locate the "General" settings option in the list.

access the general settings

Step 2: Proceed to find the "Transfer or Reset iPhone" option by scrolling down and leading next to select "Reset" from the bottom of the screen.

select transfer or reset iphone option

Step 3: On the pop-up menu, tap "Reset Network Settings" and follow the on-screen instructions to reset all network settings on your iPhone.

choose the reset network settings option

Solution 7: Update iPhone System

As stated, there is one prominent chance of having issues with the iOS update itself. Although you have executed updating your iPhone to the latest version, it is not always the case. You should always check out the updates on your iPhone if such problems as the "Cellular Update Failed" error occurs. Let's find out how you can update your iPhone effectively:

Step 1: Launch the "Settings" on the iPhone and find the "General" tab by scrolling down the list.

select the general option

Step 2: Look for the "Software Update" option on the next screen to access the next window that detects any updates.

proceed with the software update

Step 3: If there are updates to be installed, select the "Download and Install" option and execute successfully.

download and install the ios update

3. The Most Effective Way to Fix iPhone Cellular Update Failed (Avoid Data Loss)

In situations where you are left with no options, you might have to compromise the data in your iPhone and resolve such errors. What if we tell you that there is a way that prevents you from losing your data? Dr.Fone - System Repair (iOS) is designed with the guidelines of resolving all iPhone errors on the device without damaging the data. The tool is exceptionally exquisite in resolving errors such as the "Cellular Update Failed," iPhone Error 4013, Error 75, and many more.

Key Features Defining Greatness of Dr.Fone - System Repair (iOS)

While you recognize Dr.Fone - System Repair (iOS) as the best option for repairing system issues on iOS devices, some prominent things make the tool the best in the market. We have highlighted these points for you below for a better understanding.

  • It repairs more than 150 iOS system errors without issues while saving all the device's data.
  • You can consider upgrading and downgrading your iPhone with the help of this tool without requiring iTunes.
  • Supports all major iPhone models, including iPhone 14 and iOS 16.
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Step-by-Step Guide on How to Resolve the "Cellular Update Failed" Error using Dr.Fone

As you have understood why Dr.Fone - System Repair (iOS) stands among the best, we will now look into how you can resolve iOS errors easily:

Step 1: Launch Dr.Fone and Access System Repair

You must download and install the latest version of Dr.Fone on your computer. Proceed to access "System Repair" from the list of options and select "iOS" as the nature of your device.

choose the system repair option

Step 2: Select Error and Mode of Repair

Next, you will have to select "iOS Repair" to perform the system repair on your device. In the next window, you will have to find and choose the specific error you have been facing. If you are unable to find it, no worries, as Dr.Fone automatically searches for the error after you click "Repair Now." Following this, you will have to define "Standard Mode" as the repairing mode.

choose your iphone error

Step 3: Put iPhone in Recovery Mode

You will then have to put the iPhone into Recovery Mode, for which you must execute the process and select the "Enter Recovery Mode" option. If you cannot perform this due to any particular issue, click the "Guide to Recovery Mode" button and follow the on-screen instructions to lead your device to Recovery Mode.

enable the iphone recovery mode

Step 4: Select iOS Firmware and Download

Once done, Dr.Fone automatically detects the iPhone in Recovery Mode and proceeds to display the iOS firmware in the next window. Select any of them by clicking on the "Download" button.

download the ios firmware

Step 5: Verify and Install iOS Firmware

The iOS firmware downloads and is verified by the platform. Once done, click the "Repair Now" button to install the iOS firmware on your device.

hit the repair now button

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Part 3: FAQs About Cellular on iPhone

1. What is cellular on iPhone?

Cellular on iPhone is defined as the network service that connects you to the internet when it is not connected to a Wi-Fi network. It is an alternative that provides you access to the internet.

2. Is it better to use Wi-Fi or cellular?

It is considered better to use a Wi-Fi network for your iPhone as it does not require as much battery as a cellular network.

3. What are the steps to update the carrier settings on an iPhone?

If you wish to update your carrier settings, you must open "Settings" and lead to the "General" settings of your iPhone. There, open the "About" section and wait to observe the automatic pop-up of updating the Carrier Settings on your iPhone.

4. How to update your iPhone over a cellular network?

To update your iPhone on the cellular network, you must ensure the connection first. Then, proceed to "Settings," open the "General" section and select the "Software Update" option. As the iPhone checks for an update and shows one, select "Download and Install." A prompt appears that takes confirmation of installing the update using the cellular network. Accept the prompt and let the process conclude.


This article has displayed a guide showing what an iPhone user should do when they face the "Cellular Update Failed" error. We have discussed a guide showing solutions for iPhone 7 and other iPhone model users. With an overview of all tangible solutions, this article has established a perfect resolution in the form of Dr.Fone - System Repair (iOS).

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James Davis

staff Editor

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