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Why does my iPhone have a SIM Failure error?
What is a SIM Failure & how to fix it?
What if I see 'invalid SIM' or 'no SIM' on my iPhone?
How to fix SIM Failure error on iPhone 13?
How to fix 'SIM Failure' on iPhone?
How do I fix a SIM card error on my iPhone?
Sep 16, 2024 · If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad. If you get an alert that says Invalid SIM or No SIM Card installed, follow these steps. Make sure that you have an active plan with your wireless carrier. If your iPhone is locked to a carrier, it can be used only by that carrier.
- Restart iPhone. Press and hold the side button and volume up button for a few seconds. This will bring you to the power options screen. The best first troubleshooting step when you have glitches on your phone is usually to restart it to see if the issue gets fixed.
- Check For an Active Cell Plan. Open the Settings app. If you don't have an active cellular plan, you won't be able to make calls or use apps like WhatsApp or Viber.
- Check For Carrier Settings Update. Connect your phone to Wi-Fi. If you're having issues with cellular-related activities on your phone and keep getting a SIM failure error, first connect your phone to Wi-Fi if it isn't already.
- Reinsert SIM Card. Open the SIM tray. If you have a physical SIM, removing the SIM card and putting it back in can help refresh any SIM failure errors.
Sep 6, 2022 · 1. Make sure that you have an active plan with your wireless carrier. 2. Restart your iPhone or iPad. 3. Check for a carrier settings update. Go to Settings > General > About. If an update is available, you'll see a prompt to select OK or Update. 4.
- Gaurav Bidasaria
- Insert SIM in Another iPhone. A good way to crosscheck if the SIM failure error is showing due to SIM or some iPhone setting is to insert the SIM card in another iPhone.
- Check if Carrier Plan Has Expired. Check your mobile carrier’s app or web page with your subscription account to check if your plan is still valid. You can call your carrier to ensure your plan has not expired.
- SIM/eSIM Is Locked. For security, every SIM card has a specific PIN (Personal Identification Number) to lock it. This is done to avoid unauthorized access to your SIM and using to make calls and send messages.
- Is iPhone Locked to a Carrier. You can buy iPhones directly from the carrier along with a mobile service plan. That means your iPhone can only be used with that particular mobile carrier’s SIM card or eSIM.
Apr 4, 2021 · What to Do If Your iPhone Suddenly Displays 'SIM Failure,' 'No SIM Card Installed,' or 'Invalid SIM'? This guide provides in-depth instructions on how to resolve it.
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Mar 5, 2024 · If your iPhone shows SIM failure issue, it means that it can’t connect to the network of your wireless provider. This could be because of a number of things, from problems with the network to broken hardware. Possible Reasons for SIM Failure. Understanding the potential reasons for the ‘SIM Failure’ can help you better diagnose and fix the problem.
Nov 12, 2021 · A pop-up appeared on your iPhone saying “Invalid SIM” and you’re not sure why. Now you can’t make phone calls, send texts, or use cellular data. In this article, I’ll explain why it says Invalid SIM on your iPhone and show you how to fix the problem for good!
