You have just purchased an Xiaomi Mi 9 and when you turn it on, it displays the following error text message: SIM card not recognized. Sometimes the Xiaomi Mi 9 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Xiaomi Mi 9 directly back. Certainly, there are a lot of tricks to solve this problem. We will for that reason discover in this content, what are the stuff to do and verify so that the SIM card is recognized on your Xiaomi Mi 9.
What to do when ever the SIM card is not recognized on my Xiaomi Mi 9
If the SIM card is not recognized on your Xiaomi Mi 9, below is a list of stuff that could help you discover the source of the problem, discover repairing the problem.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your Xiaomi Mi 9 is to clean it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the mobile. To wash it, pass a small dab of cloth over it and check if it is not damaged.
Check the location of the SIM card on your Xiaomi Mi 9
Sometimes the problem may sourced from the location of the SIM card. In truth, it often happens 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 Mi 9 from reading the SIM card. To solve 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 originates from the SIM card, you can actually test it on another phone and you will have your answer. If it is not recognized on other devices, you can actually modify the SIM card.
Try another SIM card on your Xiaomi Mi 9
If the two previous steps do not give anything, it is important to test another SIM card to find out if perhaps the problem originates from the card. Certainly, if perhaps other SIM card work on the Xiaomi Mi 9, it is because the problem originates from the card. Otherwise, it is at the level of the telephone that we will have to look.
Check that your Xiaomi Mi 9 is not Simlocker
In case you have tried a lot of SIM cards on the Xiaomi Mi 9 and none are recognized, the telephone could be Simlocker. This implies that the Xiaomi Mi 9 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 net that could do that.
Check that the problem does not sourced from the ROM installed on the Xiaomi Mi 9
This part mainly concerns the people who root the Xiaomi Mi 9 to install a ROM that is not initial. If this is actually what you have completed, 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.
If nothing works
If all the above solutions do not work, we recommend you to bring your Xiaomi Mi 9 and the SIM card back to 1 of your operator’s shops.
