How to fix an unrecognized sim card issue on Sony Xperia C3

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How to fix an unrecognized sim card issue on Sony Xperia C3?

Do you often see the sim card icon appear in the header of your phone? Are you unable to send or receive texts and phone calls ? It’s most likely that your Sony Xperia C3 doesn’t recognize your sim card.

This can be a very inconvenient issue, especially if you use your smartphone on a daily basis.

That is why we decided to help you fix an unrecognized sim card issue on your Sony Xperia C3.

Limit probable causes Sony Xperia C3

First, we are going to summarize the most common factors of such an issue.


It is possible that you play games on your phone, but some high paced game application cause excess heat.

Our other articles on Sony Xperia C3 can help you.

This can prevent your phone from functioning correctly.

To avoid such a situation, try to pause your game from time to time, let your phone rest in a cool spot, and shut down the apps and networks.

Finished subscription contract

Some phone companies don’t necessarily alert you when your subscription is about to end.

Yours may have ended without you knowing, making your sim card unrecognizable by your Sony Xperia C3. Check your contract to see if it is the problem.

Misplacement, damaged sim card, or damaged phone

These are usually the cause of an unrecognized sim card on Sony Xperia C3. First verify that your sim card is well-placed in your Sony Xperia C3. Read your phone’s notice to know how to place it correctly.

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It is also possible that your phone or sim card has been damaged, either by falling or getting wet.

If so, use your warranty to replace your sim or your phone.

Clear the partition cache of your Sony Xperia C3

The system cache partition stores temporary system data. It allows the system to access applications more quickly and efficiently, but sometimes it gets cluttered and outdated, and prevents your Sony Xperia C3 from functioning correctly.

Do not worry, it will not lead to any loss of personal data or settings.

Here is how you can do it : first go to the “Settings” menu, then scroll down to “App manager” and tap on it.

Go to an app.

Eventually, select “Clear data, Clear cache”. It’s done !

Try new sim card

If the problem persists, it may be because your sim card is obsolete.

First, try your sim card in another phone.

If it doesn’t work you then have to contact your phone operator, so they send you a new one.

Be careful, you will maybe change numbers, if so, do not forget to warn your contacts.

Search for hardware issues

Some phone models may have a hardware issue.

To know if it’s the case of your Sony Xperia C3, search online if Sony Xperia C3 users have the same problem as you do. If so, go to your phone provider and use your warranty to get a new one.

If you do not have the time to do it immediately, there is an easy trick to fix the unrecognized sim card issue on your Sony Xperia C3 : apply pressure on the sim card.

To do so while using your phone, place a folded piece of paper on top of your sim card when inserting it.

It will help you keep using your phone until you go and replace it.

To conclude

Through this article, we have explained to you many ways to fix an unrecognized sim card issue on your Sony Xperia C3. If the problem persists, stay calm and go to an expert that will help you solve the problem.

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How do I fix my Sony Xperia no service?

Turn off your device and then turn it back on. By doing this you turn off all running applications and free up memory, which sometimes automatically solves the issue. If your device supports STAMINA mode, deactivate it and restart your device.

Why won’t my phone recognize my SIM card?

Carefully clean the SIM card 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.

Why is my Sony Xperia not reading my SIM card?

Step1: go to setting > mobile networks> select the preferred network type for that sim which is working. I did to LTE though sim was GSM. And select the preferred network type to GSM for non working sim. STEP2 : then interchange the preferred network types and you will see that, your sim will work as previous.

Why did my SIM card suddenly stop working?

The SIM might be out of place. If you’ve recently dropped, bumped, or opened your device it may need adjusting. Follow the SIM card installation instructions in your device’s user guide. Your PUK (Personal Unblocking Key) code may have been entered incorrectly too many times.

Emergency call only on sony xperia device || no service problem on sony || no imei and invalid imei|

7 related questions

What is the code for the Sony Xperia test?

Step 1 Sony Xperia Phone – Service / Test Menu Enter the following code *#*#7378423#*#* into the dialler.

Why is my SIM card slot not reading my SIM card?

Loose SIM card slot will caused the card losing the connection with the reader of the device. Solution: You can try to apply some pressure to the slot check again if the slot hold the SIM properly. 3. Dust over the slot and SIM card reader making the slot incapable of reading the card properly.

How do I Reset my Sony Xperia XZ network settings?

What do you do if your SIM slot is not working?

– 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.

Why is my SIM card not detecting network?

The first thing you should try when you receive this error is to check if your SIM card is placed correctly. Sometimes, it might get loose or fall out of its slot, so ensure it’s in place properly. If that doesn’t work, try replacing your SIM card with another one from a different carrier.

How do I connect my SIM card again?

– Remove the SIM Card and Reinsert It.
– Clean the SIM Card and SIM Card Tray.
– Reboot Your Device.
– Update Your Device.
– Turn Airplane Mode On/Off.
– Try a Different Device.
– Contact Tech Support.
– Is the SIM Card Active? Advanced Troubleshooting.

How do I speak to someone at Sony?

– Sony Email Support. N/A.
– Sony Live Chat Support. N/A.
– Sony Call Center Support. 1-239-245-6356.
– Sony Knowledge Base.
– Sony Forum.