You have just acquired an HUAWEI P20 Lite and when you turn it on, it displays the following error text message: SIM card not recognized. Occasionally the HUAWEI P20 Lite does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily necessary to bring the HUAWEI P20 Lite directly back. In fact, there are many techniques to fix this trouble. We will for that reason find out in this content, what are the stuff to do and verify to ensure that the SIM card is recognized on your HUAWEI P20 Lite.
How to proceed when the SIM card is not recognized on my HUAWEI P20 Lite
If perhaps the SIM card is not recognized on your HUAWEI P20 Lite, below is a list of stuff which could help you identify the source of the trouble, find out repairing the trouble.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your HUAWEI P20 Lite is to clean it up. Actually, it may possibly happen that dirt partially prevents the contact between the SIM card and the smartphone. 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 HUAWEI P20 Lite
Occasionally the trouble may possibly come from the location of the SIM card. Actually, it often happens that little metal plugs that most of the time have to come in contact with the SIM card are a bit relaxed. When this is the case, this prevents the HUAWEI P20 Lite from reading the SIM card. To fix this trouble, you simply have to thicken the SIM a little by gluing one or two pieces of tape at the back.
Test the SIM card on a different telephone
To find out if the trouble comes from the SIM card, you can test it on a different phone and you will have your answer. When it is not recognized on other devices, you can modify the SIM card.
Try another SIM card on your HUAWEI P20 Lite
If perhaps the two previous steps do not give anything, it truly is necessary to test a different SIM card to find out if perhaps the trouble comes from the card. In fact, if perhaps other SIM card function on the HUAWEI P20 Lite, it truly is because the trouble comes from the card. Otherwise, it truly is at the level of the telephone that we will have to look.
Check that your HUAWEI P20 Lite is not Simlocker
In case you have tried many SIM cards on the HUAWEI P20 Lite and none are recognized, the telephone might be Simlocker. This means that the HUAWEI P20 Lite 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 provide on the internet which could do that.
Check that the problem does not come from the ROM installed on the HUAWEI P20 Lite
This part mainly concerns the people who root the HUAWEI P20 Lite to install a ROM that is not initial. If perhaps this is actually what you have done, be aware that the unrecognized SIM card trouble is quite common after installing fresh ROMs. We recommend that you reinstall an initial ROM and re-test it.
If perhaps nothing works
If perhaps all the above solutions do not work, we recommend you to bring your HUAWEI P20 Lite and the SIM card back to one of your operator’s shops.
