If you forget to insert your SIM card, your iPhone will immediately notice. After all, without that little metal and plastic, you can’t send text messages, make phone calls, or use cell phone data. But what if the iPhone says “SIM card is not installed”?

Many factors, such as buggy cellular radios, old carrier settings, and corrupted SIMs, can cause the screen to display a “SIM card not installed” error. However, in most cases, the reason is simple and the problem can be solved quickly.

The following troubleshooting tips and fix list will help you fix the iPhone “SIM card not installed” error.

Turn airplane mode on / off

In rare cases, network-related components in iPhone may behave erratically for no particular reason. Fortunately, you can turn airplane mode on and off to get it working again.

Start by opening setting The app on your iPhone.Then turn on the switch next to it Airplane mode Wait at least 5 seconds before turning off the power.

This will restart your iPhone’s network device and allow the device to recognize your SIM card.

Restart your iPhone

If you continue to see the “SIM card not installed” error on your iPhone after turning airplane mode on and off, we recommend that you restart your device to follow up. This should resolve minor glitches and anomalies where the internal SIM card cannot be recognized.

Restart your iPhone with Face ID

Press and release iPhone quickly volume up When Volume down Press the buttons one after another and immediately keep pressing the buttons ~ side button.Then drag Power Use the icon on the right to shut down the device.

Wait 30 seconds, ~ side Press the button again to turn on your iPhone.

Restart your iPhone with Touch ID

Press and hold the iPhone ~ side/ /Up Click the button and drag Power Use the icon on the right to shut down the device. Then wait 30 seconds, then ~ side/ /Up Press the button again to restart.

Take out the SIM and reinsert it

Did you drop your iPhone? It’s possible that you’ve knocked out the SIM card, so it’s a good idea to remove it and reinsert it.

Use the SIM eject tool that came with your iPhone (which also works with paper clips) to remove the SIM tray. It should be on the right side of the iPhone, but if you’re using an iPhone 12 or later, look at the left side instead.

Then remove the SIM card, reattach it correctly to the SIM tray (see the card and tray notches), and slide it back into your iPhone.

Clean SIM card

If you have a habit of changing SIM cards between devices on a regular basis, you may be covered with a layer of dirt. You need to clean it.

Try wiping the SIM card and then the SIM tray with a soft, dry cloth. This should eliminate the dust and dirt that prevents the SIM card connector from touching your iPhone.

It is also recommended to blow compressed air several times to remove debris from the SIM slot. Do not put the nozzle inside. It can damage the internal components of your iPhone.

Update wireless carrier settings

You can resolve the “SIM card not installed” error by updating your iPhone’s mobile carrier settings. It contains important steps to help you identify your SIM correctly.

Issue-You can only install the Wireless Carrier Update when prompted by your iPhone. Thankfully, there is a way to “push” it.

First, connect to your Wi-Fi network. next, setting >> >> Universal >> >> about Wait a few seconds.If you see Update carrier settings Prompt, tap update..

If you wait a minute and nothing is displayed, your iPhone’s mobile operator settings may be up to date.

Update iOS

IOS, an older version of iPhone’s system software, can cause all sorts of network-related problems. Apple should consider updating your iPhone to quickly fix known issues.

Move to setting >> >> Universal >> >> Software update Tap Download and install Apply the latest iOS update.

Reset network settings

Your iPhone may not be able to recognize your SIM card due to incorrect network settings.

Resetting them can help fix them, so setting >> >> Universal >> >> reset Choose Reset network settings..

The reset network settings procedure removes all saved Wi-Fi network and APN (access point name) settings. If the corrupted network settings were the cause of the problem, the iPhone should then recognize the SIM.

Check for damage

If you still get the error “SIM card not installed” on your iPhone, you need to check for damage to your SIM card or iPhone. An easy way to do this is to insert another SIM card.

If your iPhone detects it without any problems, your SIM is malfunctioning. However, if it fails, there is a problem with the iPhone itself.

Contact your wireless carrier

If you haven’t done so already, call your mobile operator’s support service to tell them about the problem. They can provide additional instructions and guidance on what you need to do next. You can also rule out issues related to your account.

Go to apple

If none of the above fixes worked (and contacting the carrier did not give any positive results), you may be addressing a defect or damage to your iPhone’s SIM card reader. I have. Take it to the Apple Store for repair or replacement.

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