Xiaomi Redmi Note 4G: Unrecognized SIM card

You have just bought an Xiaomi Redmi Note 4G and when you turn it on, it displays the following error text message: SIM card not recognized. At times the Xiaomi Redmi Note 4G does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily required to bring the Xiaomi Redmi Note 4G directly back. In truth, there are a lot of methods to fix this problem. We will consequently see in this article, what are the things to do and confirm in order that the SIM card is recognized on your Xiaomi Redmi Note 4G.unrecognized-sim-card-Xiaomi-Redmi-Note-4G

How to proceed when ever the SIM card is not recognized on my Xiaomi Redmi Note 4G

Whenever the SIM card is not recognized on your Xiaomi Redmi Note 4G, below is a list of things that could help you identify 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 Note 4G is to wash it up. Actually, it might happen that dirt partially prevents the contact between the SIM card and the cellphone. 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 Note 4G

At times the problem might originate from the tracking of the SIM card. Actually, it often occurs that tiny 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 Note 4G from reading the SIM card. To fix this problem, you simply have to thicken the SIM a little by gluing 1 or two pieces of tape at the back.

Test the SIM card on another telephone

To find out if the problem 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 4G

Whenever the two previous steps do not give anything, it’s required to test another SIM card to find out whenever the problem comes from the card. In truth, whenever other SIM card function on the Xiaomi Redmi Note 4G, it’s because the problem comes from the card. Otherwise, it’s at the level of the telephone that we will have to look.

Confirm that your Xiaomi Redmi Note 4G is not Simlocker

In case you have tried a lot of SIM cards on the Xiaomi Redmi Note 4G and none are recognized, the telephone might be Simlocker. This means that the Xiaomi Redmi Note 4G will recognize only the SIM card of a certain 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 doesn’t originate from the ROM installed on the Xiaomi Redmi Note 4G

This part mainly concerns the people who root the Xiaomi Redmi Note 4G 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 new ROMs. We recommend that you reinstall an initial ROM and re-test it.

Whenever nothing functions

Whenever all the above solutions do not work, we recommend you to bring your Xiaomi Redmi Note 4G and the SIM card back to 1 of your operator’s shops.