iPhone No Service issue after iOS 17.1.2 Update: 8 Ways to Fix it

🗓️ November 28, 2023 By ✍️ Jaysukh patel

Ever since iOS arrived, it is causing a lot of errors for iPhone users. Now after so many issues, a new one I heard is No Service after updating iPhone to iOS 17. This is happening because iOS has a bug, or it might be possible that one of the carriers which you are using like AT&T or Sprint or Verizon, or T-Mobile carriers are under maintenance.

We can’t judge the main reason behind No service after updating to the latest iOS version. However, instead of cursing the carrier or recent iOS; we better try some potential solutions that may solve today’s issue. The iPhone No Service issue is also indicated in the suburbs area due to the lack of coverage as well as after airplane mode, battery replacement, and after screen replacement.

You have never had iPhone NO service problems. Henceforth, you are worrying and thinking that no service is the hardware problem (due to the component that has failed on the main logic board) or a software bug.

Why does my iPhone say No service after iOS 17 update? Get Fixes

The most Helpful solutions are,
1. Hard Reboot/ Force Restart your Device
2. Reset Network Settings

fix iPhone No service after iOS 12 update

Re-Scan Network or Get out iPhone Stuck

This is a quick and easy method for all iPhone and iPad model users; in some situations, your iPhone drops the network connectivity; mostly after using a lift in an apartment or Basement of the Building. Many people lose the Network signal and after all No Signal label on the iPhone Status menu.

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We can fix it without a reboot or hard Reboot if this solution does not work, then I recommend Hard Reboot and Follow the other troubleshooting that helps in your iPhone says No Service after recent iOS Update.

  1. Go to the Settings app on the iPhone. [You can also Enable toggle under the control center, Swipe down from the top and under Network card AirPlan icon it there, use it for enable and disable]
  2. Next, just next to the profile name Find the AirPlan Mode option. Toggle it on and Off. Wait for 5 to 15 seconds until your iPhone recognizes new signal status.turn-off-and-turn-on-airplane-mode-on-iphone

People often won’t activate SIM after buying a new SIM or Portability from other networks. Make sure the SIM card is activated by the company in these cases.

Solution 1: Contact Carrier about your Account

Carriers can also be an issue behind this complication. Contact them and ask whether your SIM is active or not. Besides, you must also check that receiving cellular services on your device is active. Also, make sure about outages in your area.

In some cases, the carriers cancel consumers’ accounts due to various reasons, including payment being late, suspected fraudulent activity, or disgruntled spouses who didn’t want to hear from their ex-boyfriend or girlfriend. So please make a call to your carrier and make sure everything is ok for your account.

Solution 2: Check your coverage area

Make sure that you are in the field of good network coverage. If it is still showing no service, then try this,

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Step 1: Go to “Settings,” and open “Cellular,” and turn on “Cellular Data.”

If you are traveling out of state or internationally,

Step 1: Launch “Settings” and open “Cellular.”
Step 2: Click on “Cellular Data” Options and there toggle on “Data Roaming.”

Get here: Fix Cellular Data not working on iPhone

Solution 3: Force Restart your iPhone

The straightforward solution to any problem related to the network is to restart the device.

For iPhone X or later [iPhone 14, iPhone 13, iPhone 12, 11]: Press and hold the Side button and any of the volume buttons and until you see the slider on the screen. Press and hold the power button to start the device.

Hard Reboot or Force Restart iPhone XS Max
Hard Reboot your iPhone

For iPhone 7 and 7 Plus: Press and Hold Side-Power and Volume down button. Until you see the Apple logo on the screen.

For iPhone 6S & Earlier: Press and Hold Side Power button and Home button until you see the Apple logo on the screen.

For other iPhone’s: Press and hold the Power button and slide the slider. To start the iPhone press and hold the side button.

Solution 4: Check Carrier Settings Updates

If the carrier updated its system for improved service, please update the carrier settings; otherwise, it will show No service in iPhone after an update or normally.

Step 1: Connect iPhone to Wi-Fi or cellular network.
Step 2: Go to “Settings” and open “General.”
Step 3: Click on “About,” and if you haven’t updated the carrier setting it will show an update.

And to see the last updated version of the carrier, let’s check About section the information mentioned below the carrier.

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NOTE: For the new SIM card, you have to download the carrier settings.

Solution 5: Remove the SIM card and insert it again

See if you have installed the SIM card correctly. In a hurry, if the SIM card isn’t entered correctly in the tray, then iPhone won’t show a signal. If the SIM has been inserted perfectly, try the next step.

Solution 6: Reset your Network Settings

The issue is related to the network; apparently, we will reset the network settings.

Steps to Reset Network Settings

  • Step #1: Open up “Settings”.
  • Step #2: Open “General” and then tap “Transfer or Reset iPhone”.
  • Step #3: Lastly, tap “Reset” > “Reset Network Settingsreset-network-settings
  • > Enter your iPhone Lock passcode and Try after Reboot once.

When your iPhone starts to check the problem of no service in the iPhone after the update is resolved.

Solution 7: Update the iPhone

If you still haven’t updated the iPhone to the latest version, follow the procedure and update it. Upgrading the iPhone will require an active Wi-Fi connection.

  • Step 1: Open “Settings” and click on General.”
    Step 2: Scroll down and click on “Software Update.”

Solution 8: Restore iPhone

If everything is fine with the carrier and still you don’t connect with service and your iPhone showing no service, then restore iPhone. Ensure you have taken fresh back up before restoring the iPhone to its factory settings.

Step 1: Turn on the computer and connect the iPhone to it using a lightning cable.
Step 2: Then launch iTunes or Finder.
Step 3: Select your iPhone from the side screen.
Step 4: Then click on the Summary and the main screen click on the Update button to install the latest Firmware to your iPhone.update-iphone-software-update-ios-16-using-mac-or-pc

Step 5: After the iPhone gets restored, set it up like new.

iPhone No service T-Mobile and your iPhone says No service At&t then you can apply the above steps without worrying.

Jaysukh Patel
Jaysukh Patel

Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: jaysukh.pharma@gmail.com [OR] admin@howtoisolve.com

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