Sony Xperia S: Unrecognized SIM card

You have just acquired an Sony Xperia S and when you turn it on, it displays the following error text message: SIM card not recognized. Occasionally the Sony Xperia S does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily necessary to bring the Sony Xperia S directly back. Certainly, there are many tricks to solve this problem. We will consequently see in this article, what are the stuff to do and confirm to ensure that the SIM card is recognized on your Sony Xperia S.unrecognized-sim-card-Sony-Xperia-S

What to do when the SIM card is not recognized on my Sony Xperia S

In the event that the SIM card is not recognized on your Sony Xperia S, below is a list of stuff that could help you identify the source of the problem, see repairing the problem.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Sony Xperia S is to wash it up. In truth, it might happen that dirt partially prevents the contact between the SIM card and the smartphone. To clean it, pass a small dab of cloth over it and check if it is not damaged.

Check the tracking of the SIM card on your Sony Xperia S

Occasionally the problem might result from the tracking of the SIM card. In truth, it often happens that little metal plugs that most of the time have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents the Sony Xperia S from reading the SIM card. To solve this problem, you simply need to thicken the SIM a little by gluing 1 or two pieces of tape at the back.

Test the SIM card on another smartphone

To find out if the problem originates from the SIM card, you’re able to test it on another phone and you will have your answer. If it is not recognized on other devices, you’re able to change the SIM card.

Try another SIM card on your Sony Xperia S

In the event that the two previous steps do not give anything, it truly is necessary to test another SIM card to find out in cases where the problem originates from the card. Certainly, in cases where other SIM card function on the Sony Xperia S, it truly is because the problem originates from the card. Otherwise, it truly is at the level of the smartphone that we will have to look.

Verify that your Sony Xperia S is not Simlocker

If you have tried many SIM cards on the Sony Xperia S and non-e are recognized, the smartphone could be Simlocker. This means that the Sony Xperia S will recognize simply the SIM card of a specific operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of offer on the net that could do that.

Check that the problem does not result from the ROM installed on the Sony Xperia S

This part mainly concerns the people who root the Sony Xperia S to install a ROM that is not initial. In the event that this is actually what you have carried out, be aware that the unrecognized SIM card problem is quite common after setting up fresh ROMs. We recommend that you reinstall an initial ROM and re-test it.

In the event that nothing functions

In the event that all the above solutions do not work, we recommend you to bring your Sony Xperia S and the SIM card back to 1 of your operator’s shops.