HUAWEI Mate 20 Lite: Unrecognized SIM card

You have just acquired an HUAWEI Mate 20 Lite and when you turn it on, it displays the following error text message: SIM card not recognized. At times the HUAWEI Mate 20 Lite does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the HUAWEI Mate 20 Lite directly back. Certainly, there are a lot of methods to fix this issue. We will for that reason find out in this article, what are the things to do and confirm to ensure that the SIM card is recognized on your HUAWEI Mate 20 Lite.unrecognized-sim-card-huawei-mate-20-lite

What to do when the SIM card is not recognized on my HUAWEI Mate 20 Lite

Whenever the SIM card is not recognized on your HUAWEI Mate 20 Lite, below is a list of things that could help you discover the source of the issue, find out repairing the issue.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your HUAWEI Mate 20 Lite is to clean it up. In truth, it might happen that dirt partially prevents the contact between the SIM card and the cellphone. 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 HUAWEI Mate 20 Lite

At times the issue might result from the location of the SIM card. In truth, it often occurs that small metal plugs that normally have to come in contact with the SIM card are a bit relaxed. When this is the case, this prevents the HUAWEI Mate 20 Lite from reading the SIM card. To fix this issue, you just 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 issue comes 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 change the SIM card.

Try another SIM card on your HUAWEI Mate 20 Lite

Whenever the two previous steps do not give anything, it can be important to test another SIM card to find out if perhaps the issue comes from the card. Certainly, if perhaps other SIM card function on the HUAWEI Mate 20 Lite, it can be because the issue comes from the card. Otherwise, it can be at the level of the telephone that we will have to look.

Confirm that your HUAWEI Mate 20 Lite is not Simlocker

When you have tried a lot of SIM cards on the HUAWEI Mate 20 Lite and none are recognized, the telephone may perhaps be Simlocker. This implies that the HUAWEI Mate 20 Lite 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 web that could do that.

Check that the problem does not result from the ROM installed on the HUAWEI Mate 20 Lite

This part mainly concerns the people who root the HUAWEI Mate 20 Lite to install a ROM that is not initial. Whenever this is actually what you have done, be aware that the unrecognized SIM card issue is quite common after setting up fresh 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 HUAWEI Mate 20 Lite and the SIM card back to 1 of your operator’s shops.