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Jan 11, 2024 · Go to Settings > General > About. If an update is available, you'll see a prompt to select OK or Update. If your device has an eSIM, contact your carrier. 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.
Nov 12, 2021 · Tap General. Tap Software Update. Tap Download and Install if an iOS update is available. Move onto the next step if your iPhone is up to date. Eject And Reinsert The SIM Card. Reseating the SIM card in your iPhone can fix several minor issues. Look for the SIM card tray on the side of your iPhone.
- 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.
- 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.
May 22, 2024 · Step 1: Gently insert a paper clip or the SIM-eject tool that came with your iPhone into the hole in the outer edge of the tray. The SIM-eject tool is attached to the cardboard sleeve that holds ...
8.0/10 (190 reviews)
Instantly get a phone unlock code to unlock your phone for any network. Remote service. Unlock your phone to use with any sim card on any network. All manufacturers supported.
