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- 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. Restart your iPhone or iPad. 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.
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People also ask
Why is my iPhone not making calls?
Why can't I make a call if my SIM card is not working?
What if my SIM card is not installed on my iPhone?
Why does my iPhone not recognize a SIM card?
Mar 15, 2024 · Go to Settings > Phone > Call Forwarding and make sure it's off. Check Silence Unknown Callers. Go to Settings > Phone > Silence Unknown Callers. If the setting is on, a caller must be listed in your Contacts or Recents. Or they must have shared their number in Mail or sent you a message using that number in order for their call to go through.
- Toggle Airplane Mode
- Restart Your Phone
- Remove and Reinstall The Sim Card
- Carefully Clean The Sim Card
- Try The Sim Card in Another Device
- Update Your Carrier Settings
- Reset Your Phone's Network Settings
If you suspect there's a problem with your SIM card, it might actually be a software issue with your phone that's easily remedied with a few simple troubleshooting tricks that don't involve opening your phone and touching the SIM card at all. For example, some SIM card errors can be remedied simply by switching your phone into Airplane mode and the...
Another way to clear out a temporary glitch is to turn your phone off, wait about a minute and then turn it back on again. Here is how to restart an iPhone. If you have an Android device, you can generally swipe down from the top of the screen and tap the Power icon.
If you still see an error message or otherwise can't complete a call, you might need to reseat your SIM card. To do that, find the SIM card removal tool that came with your phone — you can also use a pin or very thin paperclip and insert into the hole near the SIM card try until the tray pops out. Make sure the SIM card is seated properly in its tr...
If simply reseating the SIM card didn't do the trick, your phone might benefit from ensuring the card is clean and the contacts are clear. Remove the SIM card from your phone, carefully extract it from the tray and then use a microfiber cloth to wipe away any dust, dirt, or debris. A can of compressed air can help blast away any grime, but don't ge...
If you've restarted the phone and the card has been cleaned and reseated, it's entirely possible there's something wrong with the SIM card. The easiest way to find out? Install the SIM card in another device and see if it works there. You'll need to test it in an unlocked device, or a device that works with the same cellular carrier as the SIM card...
It's possible that your phone's carrier settings might be to blame, especially if your cellular provider has recently updated its configuration and the changes update automatically on your phone for some reason. If you have an iPhone, start the Settings app and then tap General, followed by About. If there's a carrier update available, you'll be pr...
If you're still offline, try to reset your phone's network settings. Treat this as a last resort, because it will also reset your Bluetooth paired devices and Wi-Fi network passwords. But if your SIM card is still not working, it might be worth the inconvenience. On the iPhone, start the Settings app and then tap General, followed by Transfer or Re...
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- Toggle Off Airplane Mode. When Airplane Mode is enabled on your iPhone, the feature disables both incoming and outgoing texts and calls. This is important to prevent interference if you're on a plane.
- Check Your Mobile Plan. If your iPhone won't make calls but will text, you might need to check your mobile plan. To make a call using your iPhone's Phone app, you need an active mobile plan with sufficient call credit or minutes.
- Check Your Phone Signal. If you're at a remote outdoor location, or if it's raining or snowing in your area, you may experience poor cell reception. Check the cell signal icon in your iPhone's status bar to find out if this is why your phone doesn't allow you to make calls.
- Turn On Wi-Fi Calling. Wi-Fi calling helps you to make (and receive) calls when you have poor cellular reception but can connect to a Wi-Fi network. So, if you can't make calls on your iPhone or find that your calls are frequently cut off, you can try enabling the feature to solve the problem.
- Check your Coverage Area. Your first step to ensure smooth sailing network coverage is to check if you are in an area with a mobile range. This has less to do with your iPhone and more with your service provider.
- Check for the Carrier Settings Update. Carrier settings updates allow the network provider to update and improve network settings for improved cellular connectivity and performance.
- Restart your iPhone. Restarting is another way to resolve the problem of SIM card insert but no service on the iPhone. The reason behind this isn’t completely understandable, but that’s what technology is all about!
- Turn Airplane Mode On and Off. One of the simplest and most effective methods to resolve the “SIM card inserted but no service” issue on your iPhone is to toggle Airplane Mode on and off.
Jan 11, 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. Restart your iPhone or iPad. Check for a carrier settings update. Go to Settings > General > About.
Aug 1, 2022 · As a result, you can’t make calls, use mobile data, or send and receive texts! Usually, this happens due to problems with the SIM card you’re trying to use. Your iPhone will show error messages like Invalid SIM, No SIM, No SIM Card Installed, SIM Not Valid, SIM Not Supported, and SIM Card Failure.
Nov 10, 2021 · Does it say “No Service”? If your iPhone says “No Service”, that’s probably the reason why it can’t make phone calls. Check out our other article to learn how to fix the “No Service” problem on your iPhone. If your iPhone does have service and won’t make phone calls, follow the list of troubleshooting steps below! Restart Your iPhone.
