How to Fix Cellular Data Not Working After iOS 11 Update

“Why isn’t my cellular data working on my iPhone 7? My iPhone keeps displaying no service ever since I updated to iOS 11. I tried everything I can but still doesn’t work. How to fix cellular data doesn’t work?”

iOS 11 brings many amazing features to improve the users experience but also carries some problems. Many iPhone users complained that they could not activate cellular data network on iOS 11. The reason for this issue is usually related to some software conflicts and you can get it fixed easily with the following methods.

1. Disable and Enable Cellular Data

Some people encountered cellular data not available for voice call or not working for some apps on iOS 11, the easiest fix is to turn it off and then turn on again. To do this, go to Settings -> Cellular ->Cellular Data. Tap the switch to turn it off. Then tap the switch again to turn it on.

2. Check Cellular Carrier Update

The network carrier releases new update from time to time to improve the network compatibility with your iPhone. You can go to Settings -> General -> About to check if there’s a new update.

3. Turn On & Off Airplane Mode

Go to Settings and turn on Airplane Mode and then disable it. Then the device will start searching for network signals.

4. Restart iPhone

If the above tips failed to fix no internet connection after iOS 11 update, try to restart your iOS device. Hold down the on/wake button and Home button until the Apple logo appears. For iPhone 7 and later, hold the volume down button and the Power button at the same time.

5. Reset Network Settings

Open Settings, tap General -> Reset. Choose “Reset Network Settings” and confirm the operation. Enter the passcode if it prompts. Then go back to the Home Screen, press the power button for seconds to turn off your device. Wait for about 10 seconds, turn it on.

6. Reinstall iOS 11 on iPhone

Well, if there’s still no service or searching on your iPhone/iPad, try to reinstall iOS 11 with a tool named Tenorshare ReiBoot. This professional iOS system recovery software is able to fix a lot of system issues by installing the latest iOS 11 firmware again on your device.

• Download and install Tenorshare ReiBoot on your Mac or PC, connect iPhone to computer. Click “Fix All iOS Stuck” once the device is detected. You will see an interface below.


• Click “Fix Now (All iOS 11 Stuck)” and the software will list the iOS 11 firmware for you to download.


• Once the firmware is downloaded successfully, click “Start Repair” to install the iOS 11 on your device.

This article tells you how to fix iPhone cellular data network not working after iOS 11 update. If you’ve encountered other similar problems after updating to iOS 11, such iPhone cellular data settings missing, Wi-Fi stop working etc. check Top 15 iOS 11 Update Problems and Fixes.

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