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Aug 1, 2022 · First, go to iPhone Settings or the Control Center and turn on Airplane mode. After waiting for about 15 seconds, please turn it off. For a few seconds, you will see Searching, where you usually see the cellular bars. If you see your carrier name in the Control Center, that means the SIM card is working.
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- 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.
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. If your device has a ...
Mar 20, 2022 · You can also use a clean piece of microfiber cloth to wipe the SIM card’s contacts. Remember to clean your devices regularly to prevent dust from damaging your hardware. 3. Reboot Your Device. If your mobile phone doesn’t recognize the SIM card for some reason, a restart might clear the problem.
Nov 25, 2023 · 1. 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. You can manually try updating your carrier settings to fix your SIM issue. [1] 2.
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Nov 30, 2021 · Step #3: Perform a Force Restart. If the regular restart didn't work, it's time to try the force restart. If you're unfamiliar with the force restart function, this is just a different way of cutting the power on your iPhone or iPad. A force restart cuts the power from the phone's battery to the hardware.