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- If your device has a physical SIM card and you've completed the previous step, try using another SIM card. If you don't have one, go to your carrier's retail store and ask them to test with another SIM card. You might need to replace your SIM card. If you still see an alert about your SIM card, you might need service.
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How do I fix a SIM card not working on my iPhone?
Sep 6, 2022 · There are steps you can take to help narrow down if this is an issue with the physical SIM card or the SIM card reader. We'll place the link and steps found below. Skip any you have already tried.
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If you get an alert that says Invalid SIM or No SIM Card installed, follow these steps.
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.If your device has an eSIM, contact your carrier.
5.If your device has a physical SIM card, remove your iPhone SIM card or iPad SIM card from the SIM card tray and then put the SIM card back. Make sure that the SIM tray closes completely and isn’t loose. If you use a SIM tray from a different model iPhone, iPad, or from another phone manufacturer, it might not fit properly.
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- Remove Your SIM Tray. If your SIM tray is full of dust, your iPhone wouldn't be able to read your SIM card. Here's how to fix this: Switch your iPhone off.
- Toggle Airplane Mode. Several users, including myself, have been able to fix the SIM card error by switching Airplane Mode on and off. You would stop connecting to cellular networks, so any network error would be cleared.
- Force Restart Your iPhone. There are various problems that could arise because of isolated glitches. However, a force restart should help. All the apps and processes would be closed to erase the glitch.
- Update iOS. When was the last time you updated iOS? If it's been a while, you could be facing a bug. You probably already know if you're using an older iOS version.
Jan 10, 2024 · First restart your iPhone. You also might want to check to make sure your SIM card is positioned correctly in the tray. The SIM card slot on the iPhone 12 is located on the left side of the...
Troubleshooting. Quick Checks. Apple Diagnostics for Self Service Repair. Battery and Charging. Battery life or wired charging issues. Wireless charging issues. Camera or LiDAR issues. TrueDepth camera or Face ID issues. Display. Ambient light sensor, proximity sensor or compass issues. Display and image issues. Multi-Touch or Haptic Touch issues.
Aug 1, 2022 · Learn what to do if your iPhone or cellular iPad isn’t recognizing the SIM card and shows “No SIM,” “SIM Not Valid,” or other SIM-related errors. You can’t make regular calls, use mobile data, or send and receive non-satellite texts if there are SIM-related errors on your iPhone.
Aug 30, 2021 · I have a factory unlocked iphone 12 mini and it does not detect my sim card. the sim card works perfectly fine in my iphone 6s but not in the 12 mini. I've tried different sim cards and its the same issue.
