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Why does my iPhone say 'no SIM' or 'invalid SIM'?
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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.
Aug 22, 2024 · If you see “Invalid SIM” or “no SIM” on your iPhone, it indicates the SIM card or its firmware is malfunctioning and can’t connect to its carrier as a result. When this happens, you won’t be able to send/receive messages or place/receive calls via the SIM card except for emergency calls.
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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!
Sep 28, 2024 · If you see "Invalid SIM," "SIM Not Valid," or "No SIM Card Inserted" errors on your iPhone or iPad, your device isn't recognizing your SIM card. Whether you're just activating your iOS device for the first time or have been using the same SIM for a while, we'll show you how to fix the Invalid SIM error on your iPhone or iPad.
- Make Sure You Have an Active Cellular Plan. While it might seem obvious, it's worth double-checking that your wireless carrier plan (such as with AT&T, Verizon, etc.)
- Restart your iPhone or iPad. If from out of nowhere you're suddenly seeing an "invalid SIM" or "no SIM" error message, you may have a software glitch causing problems with your device.
- 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.
- Check for a Carrier Settings Update. A carriers settings update comes directly from your cellular provider, and helps to improve cellular network connectivity and provide support for new features.
Feb 2, 2024 · It’s odd when your iPhone with physical and eSIMs suddenly shows the SIM failure or No SIM message. That’s a serious problem since you need SIM/eSIM for making calls and using mobile data. Whether it is temporary or you’ve landed on this page using Wi-Fi, it’s essential to fix this SIM-related error.
Reinsert the tray and retest. Try the SIM from a friend or family member with the same cellular carrier. If it works, replace your SIM card. You can request one from your service provider, or visit one of their physical locations. As a workaround, use your phone’s eSIM instead.
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