[Solved-5 Solutions] Why Does iPhone Say No SIM Card ?
Error Description:
- iPhone devices users will complain about this "invalid SIM" issue. Or iPhone says no sim card installed when there is one. How to solve SIM card failure for iPhone/iPad on Verizon, Sprint, AT&T.
Solution 1:
Turn off Airplane Mode
- When airplane mode is on, not only networks, but also phone calls are disabled. We will get a no SIM card error pop up on the screen. To solve this, we just need to make sure that airplane mode is disabled in the control center.
Solution 2:
Reboot iPhone Device
- If unfortunately, we drop the iPhone or iPad by accident, iPhone should re-register the iPhone SIM card. We just need to turn off iPhone for a while and turn it back on. There is a soft reboot and hard reboot.
- For soft reboot, press down the "Power" button until a slide bar prompts us to "slide to power off" or "power off". For hard reboot, we should hold "Home + Power" buttons at the same time until the screen goes dark.
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Solution 3:
Check SIM Card
- After the dropping, iPhone SIM card might be misplaced, and we have to take the SIM card out of iPhone or iPad first: pull out the SIM tray and check whether the SIM card is damaged or on the wrong place.
- Find a friend with an iPhone, and try putting his/her SIM card into the SIM tray and inserting it into the iPhone. If the "No SIM" error goes away, we've determined the culprit: We've got a problem with the SIM card. Instead of making an appointment with the Apple Store, it might be easier to visit the carrier (Verizon, Sprint, AT&T or other) and tell them we need a replacement SIM card for the iPhone.
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Solution 4:
Carrier Settings Update
- Sometimes when there's a new update for the carrier settings, we will get a new pop up saying that it is not available. To solve this, just go to "Settings" > "General" > "About" and check for any update.
- If there's a new carrier settings update shown in the interface, you just need to download the software patch and update it as required.
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Solution 5:
Restore iPhone Device
- The last option we can choose to fix "iPhone says no SIM" problem is to back up the iPhone data and start restoring iPhone with iTunes.
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