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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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Feb 17, 2024 · Experiencing SIM card issues on your iPhone 11? Learn how to troubleshoot SIM failure and get your device back up and running smoothly.
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- Contact Apple Support
If you receive an alert that says Invalid SIM or No SIM Card installed, follow these steps.
1.Make sure you have an active plan with your wireless network provider.
2.Restart your iPhone or iPad.
3.Check for a network provider 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 network provider.
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 the SIM tray closes completely and isn't loose. If you use a SIM tray from a different model of iPhone or iPad, or from another phone manufacturer, it may not fit correctly.
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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.
- SIM Card. Your SIM card is actually a small computer chip embedded into plastic so it can be transferred easily across devices. Although they are resilient, they can become faulty, or may not be compatible with the phone you’ve transferred it into.
- Phone is Carrier Locked. Especially in the US, where the cost of a cell phone is often paid off in installments, service providers implement locks to prevent you from utilizing your equipment with competitors.
- Software Bug. Occasionally, incompatible or corrupted software can cause network issues with an iPhone. It is infrequent, but worth ruling out before embarking on deeper level hardware fixes.
- Faulty SIM slot. This occurs most frequently on newer models of iPhone. Beginning with the iPhone XR, some models feature a Apple iPhone Parts. On previous models, the slot is soldered onto the logic board.
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- Enable and disable Airplane mode. First, go to iPhone Settings or the Control Center and turn on Airplane mode. After waiting for about 15 seconds, please turn it off.
- Turn on the SIM line. If you use two SIM cards and it shows No SIM, go to iPhone Settings > Cellular > tap a SIM and enable the switch for Turn On This Line.
- Restart your iPhone. Often, the most frustrating problems are fixed by a simple restart. If you’re getting SIM card errors on your iPhone, turn it off and after waiting for a minute, turn it back on.
- Gently wipe and reinsert the SIM card. Sometimes after restarting my four-year-old iPhone, I would get the SIM Not Valid or No SIM Card message even though a functioning card is inserted.
Nov 12, 2021 · An iPhone usually says a SIM is not supported because your iPhone is locked to your carrier. This means you can’t insert a SIM card from a different carrier if you switch. To check if your iPhone is locked, open Settings and tap General -> About -> Carrier Lock .
Sep 3, 2024 · Try Basic Fixes. Remove and re-insert the SIM card: If your SIM card won’t work with your new iPhone, eject the SIM tray on your iPhone. Then, remove the SIM card and place it correctly...
