You have just bought an Xiaomi Redmi K20 and when you turn it on, it displays the following error text message: SIM card not recognized. At times the Xiaomi Redmi K20 does not recognize the SIM card and displays this message. In this case, it is not necessarily necessary to bring the Xiaomi Redmi K20 directly back. In fact, there are many tricks to solve this problem. We will consequently observe in this tuto, what are the stuff to do and verify to ensure that the SIM card is recognized on your Xiaomi Redmi K20.
What to do when ever the SIM card is not recognized on my Xiaomi Redmi K20
Whenever the SIM card is not recognized on your Xiaomi Redmi K20, below is a list of stuff that could help you determine the source of the problem, observe repairing the problem.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your Xiaomi Redmi K20 is to clean it up. In fact, it might happen that dirt partially prevents the contact between the SIM card and the telephone. To clean 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 Redmi K20
At times the problem might come from the location of the SIM card. In fact, it often happens that little metal plugs that most of the time have to come in contact with the SIM card are a little bit relaxed. When this is the case, this prevents the Xiaomi Redmi K20 from reading the SIM card. To solve this problem, you just have to thicken the SIM a little by gluing 1 or two pieces of tape at the back.
Test the SIM card on a different mobile phone
To find out if the problem comes 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 Redmi K20
Whenever the two previous steps do not give anything, it is necessary to test a different SIM card to find out if the problem comes from the card. In fact, if other SIM card work on the Xiaomi Redmi K20, it is because the problem comes from the card. Otherwise, it is at the level of the mobile phone that we will have to look.
Check that your Xiaomi Redmi K20 is not Simlocker
In case you have tried many SIM cards on the Xiaomi Redmi K20 and none are recognized, the mobile phone could be Simlocker. It indicates that the Xiaomi Redmi K20 will recognize only the SIM card of a certain operator. In this case, you have to unlock it. You will find without a hassle a lot of offer on the internet that could do that.
Check that the problem doesn’t come from the ROM installed on the Xiaomi Redmi K20
This part mainly concerns the people who root the Xiaomi Redmi K20 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 setting up new ROMs. We suggest that you reinstall an initial ROM and re-test it.
Whenever nothing works
Whenever all the above solutions do not work, we advise you to bring your Xiaomi Redmi K20 and the SIM card back to 1 of your operator’s shops.
