You have just acquired an XIAOMI Redmi 9 and when you turn it on, it displays the following error text: SIM card not recognized. Oftentimes the XIAOMI Redmi 9 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the XIAOMI Redmi 9 directly back. Indeed, there are many tricks to solve this problem. We will for that reason see in this article, what are the things to do and verify in order that the SIM card is recognized on your XIAOMI Redmi 9.
What to do when the SIM card is not recognized on my XIAOMI Redmi 9
In cases where the SIM card is not recognized on your XIAOMI Redmi 9, below is a list of things which 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 9 is to wash it up. In truth, it might 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 Redmi 9
Oftentimes the problem might be caused by the tracking of the SIM card. In truth, it often occurs that small 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 XIAOMI Redmi 9 from reading the SIM card. To solve this problem, you just 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 comes from the SIM card, you can actually test it on another phone and you will have your answer. When it is not recognized on other devices, you can actually change the SIM card.
Try another SIM card on your XIAOMI Redmi 9
In cases where the two previous steps do not give anything, it truly is important to test another SIM card to find out if the problem comes from the card. Indeed, if other SIM card function on the XIAOMI Redmi 9, it truly is because the problem comes from the card. Otherwise, it truly is at the level of the smartphone that we will have to look.
Check that your XIAOMI Redmi 9 is not Simlocker
When you have tried many SIM cards on the XIAOMI Redmi 9 and non-e are recognized, the smartphone may be Simlocker. This implies that the XIAOMI Redmi 9 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 which could do that.
Check that the problem will not be caused by the ROM installed on the XIAOMI Redmi 9
This part mainly concerns the people who root the XIAOMI Redmi 9 to install a ROM that is not initial. In cases where this is actually what you have carried out, be aware that the unrecognized SIM card problem is quite common after setting up new ROMs. We suggest that you reinstall an initial 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 9 and the SIM card back to 1 of your operator’s shops.
