Xiaomi Redmi 4X: Unrecognized SIM card

You have just acquired an Xiaomi Redmi 4X and when you turn it on, it displays the following error text message: SIM card not recognized. At times the Xiaomi Redmi 4X does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Xiaomi Redmi 4X directly back. Indeed, there are several tips to fix this problem. We will therefore see in this content, what are the things to do and verify to ensure the SIM card is recognized on your Xiaomi Redmi 4X.unrecognized-sim-card-xiaomi-redmi-4x

How to proceed when the SIM card is not recognized on my Xiaomi Redmi 4X

Whenever the SIM card is not recognized on your Xiaomi Redmi 4X, below is a list of things that can help you discover the source of the problem, see repairing the problem.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your Xiaomi Redmi 4X is to wash it up. In truth, it may possibly happen that dirt partially prevents the contact between the SIM card and the telephone. 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 Xiaomi Redmi 4X

At times the problem may possibly sourced from the tracking of the SIM card. In truth, it often occurs that small metal plugs that normally have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents the Xiaomi Redmi 4X from reading the SIM card. To fix this problem, you simply need to thicken the SIM a little by gluing one or two pieces of tape at the back.

Test the SIM card on a different phone

To find out if the problem comes from the SIM card, you can test it on a different phone and you will have your answer. If it is not recognized on other devices, you can change the SIM card.

Try another SIM card on your Xiaomi Redmi 4X

Whenever the two previous steps do not give anything, it is important to test a different SIM card to find out in the event that the problem comes from the card. Indeed, in the event that other SIM card function on the Xiaomi Redmi 4X, it is because the problem comes from the card. Otherwise, it is at the level of the phone that we will have to look.

Check that your Xiaomi Redmi 4X is not Simlocker

If you have tried several SIM cards on the Xiaomi Redmi 4X and non-e are recognized, the phone might be Simlocker. It indicates that the Xiaomi Redmi 4X will recognize only the SIM card of a specific operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the net that can do that.

Check that the problem does not sourced from the ROM installed on the Xiaomi Redmi 4X

This part mainly concerns the people who root the Xiaomi Redmi 4X to install a ROM that is not initial. Whenever this is actually what you have carried out, be aware that the unrecognized SIM card problem is quite common after installing fresh ROMs. We recommend that you reinstall an initial ROM and re-test it.

Whenever nothing works

Whenever all the above solutions do not work, we advise you to bring your Xiaomi Redmi 4X and the SIM card back to one of your operator’s shops.