SIM not supported on iPhone? Here are 5 fixes for you

How to fix 'SIM not supported' error on iPhone

Talk about a nightmare, and nothing can be worst than getting the ‘SIM not supported’ error on your newly purchased iPhone. Though it’s not as common a concern as getting the iPhone SIM locked or invalid SIM error, it could be primarily due to carrier issues. Hence, before jumping to other tips, let’s first understand;

Why iPhone shows SIM not supported error?

One of the most common reasons behind the ‘SIM not supported’ error on your iPhone is that it is locked by the carrier. Before we go ahead and look for other troubleshooting tips, I would suggest you verify whether or not this is the case.

To do so,

  1. Tap General in the Settings app.
  2. Go to About.
  3. Locate and tap Carrier Lock.
    If it says ‘No SIM Restrictions’, you can scroll down and look for other tips, but if it’s locked, none of the below-mentioned steps will be able to help you.Check Carrier Lock setting on iPhone

Considering you are at the former stage with no restrictions, let’s try out a couple of tested solutions to fix SIM not supported on iPhone!

  1. Eject and reinsert the SIM card on iPhone
  2. Restart your iPhone
  3. Check for iOS update
  4. Reset Network Settings on iPhone
  5. Contact Apple or your carrier

1. Eject and reinsert the SIM card on iPhone

Before you rush, turn off your iPhone. Now eject your SIM card by opening the tray, reinsert it, and restart your device. If the problem persists, try another step.

2. Restart your iPhone

This is one of the most common and necessary ways of troubleshooting any error related to the iPhone. Long-press the side button and volume button together until you see the power off slider. Now drag the slider to the right.

Wait for 15 seconds and restart by pressing the side button. See if the problem is resolved. If not, let’s try another way.

Keeping your iPhone updated should always be on your checklist. I prefer keeping auto-software updates on my iPhone to ensure facing no glitches. Here’s how you can check if there’s any pending iOS update:

3. Check for iOS update

  1. Open the Settings app on your iPhone.
  2. Tap General, followed by tapping Software update.
  3. If there’s any pending update, download and install it.Check for iOS update

4. Reset Network Settings on iPhone

  1. In the Settings app, tap General.
  2. Locate and tap Reset.
  3. Now tap Reset Network Settings. Enter your passcode if prompted.Reset Network Settings on iPhone

5. Contact Apple or your carrier

Though it’s rare, if none of the steps work for you, connect with Apple Support or your carrier.

Which solution helped you resolve the SIM not supported error on your iPhone?

These were some common troubleshooting tips for the issue. I hope you found the solutions and your new device is ready to make calls and surf the internet. Which of these helped you? Do share with me in the comment section.

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