Xiaomi Mi3: Unrecognized SIM card

You have just purchased an Xiaomi Mi3 and when you turn it on, it displays the following error message: SIM card not recognized. Occasionally the Xiaomi Mi3 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Xiaomi Mi3 directly back. In truth, there are several techniques to fix this issue. We will for that reason see in this tuto, what are the things to do and check so that the SIM card is recognized on your Xiaomi Mi3.unrecognized-sim-card-Xiaomi-Mi3

How to proceed when the SIM card is not recognized on my Xiaomi Mi3

If the SIM card is not recognized on your Xiaomi Mi3, below is a list of things that can help you identify 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 Mi3 is to clean it up. Actually, it may happen that dirt partially prevents the contact between the SIM card and the 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 Mi3

Occasionally the issue may be caused by the tracking of the SIM card. Actually, it often happens that tiny metal plugs that normally have to come in contact with the SIM card are a little bit relaxed. When this is the case, this prevents the Xiaomi Mi3 from reading the SIM card. To fix this issue, 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 a different smartphone

To find out if the issue originates from the SIM card, you’re able to test it on a different 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 Xiaomi Mi3

If the two previous steps do not give anything, it truly is important to test a different SIM card to find out in cases where the issue originates from the card. In truth, in cases where other SIM card function on the Xiaomi Mi3, it truly is because the issue originates from the card. Otherwise, it truly is at the level of the smartphone that we will have to look.

Check that your Xiaomi Mi3 is not Simlocker

When you have tried several SIM cards on the Xiaomi Mi3 and non-e are recognized, the smartphone might be Simlocker. It indicates that the Xiaomi Mi3 will recognize simply the SIM card of a certain operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the internet that can do that.

Check that the problem does not be caused by the ROM installed on the Xiaomi Mi3

This part mainly concerns the people who root the Xiaomi Mi3 to install a ROM that is not initial. If this is actually what you have completed, be aware that the unrecognized SIM card issue is quite common after installing new ROMs. We suggest that you reinstall an initial ROM and re-test it.

If nothing functions

If all the above solutions do not work, we recommend you to bring your Xiaomi Mi3 and the SIM card back to 1 of your operator’s shops.