7 Fixes iPhone Cellular Data Not Working iOS 12: One Stand Solutions

iPhone Cellular Data Not Working after iOS 12 update. Get how to Troubleshoot annoying issue iPad & iPhone. Useful when LTE/ 4G won’t work.

What Cellular data not working iOS 12? While no Wi-Fi around you or iOS 12 Wi-Fi won’t work issue and even if you don’t know Wi-Fi password that time mobile/ Cellular Data provides fuel to access the internet on your iOS device. For that, you should have the best data plan. So you can understand the value of cellular data and data roaming.

But sometimes after update software, there are many folks reports on Reddit that Cellular data won’t work. This is so strange Still, the same thing happens after iOS update iOS 11 iPhone cellular data not working or might lagging speed. If you have the same annoying issue, Don’t worry. This thread covered all tactics that will help you to repair Cellular data function.

No SIM inserted in iPhone then can’t get Cellular data on iPhone. And sometimes in a remote area – due to weak signal you phone maybe drops the LTE and 4G Voice and data speed compared to metro area. Probably happens due to switching a new Phone to old Smartphone.

Latest Update– You should check out your device running the newest iOS. Still, recent iOS 12 bug fix update available to download and install. Therefore, don’t miss out to install the latest iOS.

In case, you have the latest iOS device, however, Mobile data not working on your iDevice, then go with the following guide.

Useful for all iPhone XS Max, iPhone XS, XR,X, iPhone 8/ 8 Plus, iPhone 7/ 7 Plus, iPhone 6S/ 6S Plus/ SE, Apple Watch Sereis 3 and much more.

Guide to Fix Unable to Connect Cellular data iOS 12 on iPhone or iPad

Fix iPhone Cellular Data Not Working iOS 11

Fix #1. Make Sure Cellular/Mobile Data toggle turned ON

Check out cellular data enabled to Fix iPhone LTE or 4G Not Working iOS 11

You should check out that your Cellular data toggle turned On. If it’s Enable/green, however, won’t work, then turn Cellular data off, Now wait for a second and again turn ON. Still, Cellular data not working iOS 12 then keep continuing steps.

Fix #2.  Turn On Airplane Mode On and Turn off

Did you try to enable/disable Airplane mode? At least turn toggle Airplane Mode ON/Green and wait for at least five seconds. You’ll appear Airplane icon on the top status bar instead of the carrier signals.

Now, again turn toggle Airplane mode off/white. Your iPhone is searching for the network, after available the network (AT& t, T-mobile, Verizon, Sprint, O2, Vodafone, and all international carrier, etc.) hope, now you can connect to the internet with your iPhone running iOS 12 or later.

Open Settings – Turn Airplane Mode ON/Green. Or you can also do this by swiping up menu (Customize Control center iOS 12).

turn on turn off Airplane Mode in iOS 11 iPhone

Fix #3. Check for Carrier Update on your iPhone

You can manually check carrier for and install carrier settings update on your iPhone or iPad with the help of the given below steps.

Go the Settings App → Tap GeneralAbout. So if any update available, you will see an option to update your carrier settings.

Tap on General and tap About to check for carrier update iOS 11

While you insert a new SIM card into your iPhone or cellular iPad, you need to download the carrier settings for your original or brand new Carrier.

Please note: some of the folks ignore the carrier update, I suggest please keep your carrier version up to date. Otherwise, you won’t get impeccable Carrier side services like Wi-Fi calling, VoLTE, iMessage, Facetime, etc.

Fix #4. Restart your iPhone, Cellular iPad

I also have the same problem after update iOS 12, but I did restart my iPhone 8 Plus, and all was fine. So you should reboot your iPhone. If you have old iPhone, then press the power button until you get the slide to power off switch.

Then turn off and after waiting for five seconds again start your iPhone by pressing and holding on the power button. Now let’s check out cellular data for an app.

In case, soft restart won’t work then try to reboot hard (Don’t worry it not erase your data). Follow the bottom steps to force restart your iPhone.

For iPhone 8 Plus/8 Plus/ iPhone X/ XS Max/ XS/ XR:
1: Press and Quickly Release Volume Up button, then
2: Press and Quickly Release Volume Down Button, then
3: Press and Hold Side Button until you see the Apple logo on Screen.

For iPhone 7/7 Plus: Sleep/Wake + Volume Down button simultaneously at least 10 seconds
iPhone 6S and Earlier: Sleep/Wake + Home button both button same time at least 10 seconds

To Start iPhone, Again press Side (Power) button until the startup apple logo on the screen.

Fix #5. Reset Network Settings to Fix all

Tap on Reset to go to Reset Netowrk Settings in iOS 11 or later iPhone iPad

Resetting network settings will help you to get rid of LTE, 4G cellular data cannot work on your iPhone. You will have to redo your Wi-Fi password, but this tactic could help.

We have seen most of the guys those applied this clue to fix cellular data problem quickly. In iOS 121, you can also get the Wi-Fi password back using brand new share Wi-Fi password feature.

SettingsGeneral → scroll down the screen until end Reset option above the Shut Down→ Tap on Reset Network Settings.

Fix #6. Cellular Data not working iOS 12 for an individual App or Apps won’t Stay On

If having trouble that cellular data won’t stay on apps or for a particular App, for instance, safari web browsing is not working.

At this moment, you must have to check safari toggle on/green under cellular/mobile data settings screen. If it is off, please quickly turn on. Then test again. Hope this would work for you.

Here’s in deep – Fix Can’t Turn Cellular Data on for Individual Apps on iPhone

check out safari enable under cellular settings in iOS 11 or later iPhone iPad

  • Just dial 1-1800-CALL-ATT an excellent way to make a call toll-free for any query and operator assistance for AT&T users.
  • For T-Mobile users, dial 611 from T-mobile phone or call 1-877-453-1304.
  • If you have Verizon Wireless carrier phone – open dialer and dial *611 from your Verizon wireless mobile phone or call 1-800-922-0204.
  • For Sprint users– to contact the customer support service center and to talk about Sprint care representative call on 00 1 817-698-4199 and tell you cellular problems them.

I hope, your SIM carrier customer care representative will assist you best rather than your nearby local carrier store or Apple Support.

Fix #7: Back up and perform a Factory Reset and Restore without iTunes and Computer Screen

You should take backup of your iPhone or iPad. Otherwise, you lose your data. So back up first using iTunes or directly in iCloud.

Hmm it will take times depends on the size of your data and documents then perform the factory reset on the iOS device by going to

Settings > General > Reset > Reset All Content & Settings. So after this, you will get a brand new iPhone screen.

Reset iphone to factory settings screen iOS 11

Next up, you will have to tap on restoring your old back up to get all settings as it is.

Why does my Cellular Data keep Turning off iOS 12? – Get Fix

In Case, on your iPhone – the mobile data plan keeps turning off after iOS 12 update. Then you should apply the following solution. Most of our reader fixed this kind of cellular data issue using my bottom guide.

First, unlock your iPhone screen then Go to the Settings App – Tap General – Next tap on Restrictions and put your restriction pin, then enabled restrictions and scroll down to cellular data. Now Click to don’t allow changes. So far so good.

Fix Cellular data keeps turning off ios 11

Extra Tidbits

If you get an extra point from your Carrier technical team to fix cellular data stopped working iOS 12 on safari web browsing, for text iMessage, Whatsapp, Facebook. Please share with us in the comments.

If having a lot of problems using iOS 12 or later then you can downgrade to iOS 12 from iOS 11.4.

You can also send us issues like cellular data settings missing or can’t find on your iPhone. We’ll suggest you asap. Thanks for reading us!

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