Xiaomi RedMi Note 5A: Unrecognized SIM card

You have just purchased an Xiaomi RedMi Note 5A and when you turn it on, it displays the following error text: SIM card not recognized. Sometimes the Xiaomi RedMi Note 5A does not recognize the SIM card and displays this message. In this case, it is not necessarily required to bring the Xiaomi RedMi Note 5A directly back. In fact, there are a lot of tips to solve this issue. We will therefore see in this article, what are the things to do and check so that the SIM card is recognized on your Xiaomi RedMi Note 5A.unrecognized-sim-card-xiaomi-redmi-note-5a

What to do when the SIM card is not recognized on my Xiaomi RedMi Note 5A

In cases where the SIM card is not recognized on your Xiaomi RedMi Note 5A, below is a list of things that will help you discover the source of the issue, see repairing the issue.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your Xiaomi RedMi Note 5A is to clean it up. In fact, it might happen that dirt partially prevents the contact between the SIM card and the mobile phone. To wash 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 Note 5A

Sometimes the issue might be caused by the tracking of the SIM card. In fact, it often happens that tiny metal plugs that normally have to come in contact with the SIM card are a bit relaxed. When this is the case, this prevents the Xiaomi RedMi Note 5A from reading the SIM card. To solve this issue, 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 another phone

To find out if the issue comes from the SIM card, you can actually test it on another phone and you will have your answer. In case it is not recognized on other devices, you can actually change the SIM card.

Try another SIM card on your Xiaomi RedMi Note 5A

In cases where the two previous steps do not give anything, it is required to test another SIM card to find out whenever the issue comes from the card. In fact, whenever other SIM card function on the Xiaomi RedMi Note 5A, it is because the issue comes from the card. Otherwise, it is at the level of the phone that we will have to look.

Verify that your Xiaomi RedMi Note 5A is not Simlocker

If you have tried a lot of SIM cards on the Xiaomi RedMi Note 5A and none are recognized, the phone could possibly be Simlocker. This implies that the Xiaomi RedMi Note 5A 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 offer on the net that will do that.

Check that the problem doesn’t be caused by the ROM installed on the Xiaomi RedMi Note 5A

This part mainly concerns the people who root the Xiaomi RedMi Note 5A to install a ROM that is not original. In cases where this is actually what you have completed, be aware that the unrecognized SIM card issue is quite common after setting up new ROMs. We advise that you reinstall an original ROM and re-test it.

In cases where nothing works

In cases where all the above solutions do not work, we recommend you to bring your Xiaomi RedMi Note 5A and the SIM card back to one of your operator’s shops.