HUAWEI P20 Pro: Unrecognized SIM card
You have just acquired an HUAWEI P20 Pro and when you turn it on, it displays the following error text: SIM card not recognized. Occasionally the HUAWEI P20 Pro does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily necessary to bring the HUAWEI P20 Pro directly back. In fact, there are many tricks to fix this issue. We will for that reason see in this article, what are the things to do and check in order that the SIM card is recognized on your HUAWEI P20 Pro.
How to proceed when ever the SIM card is not recognized on my HUAWEI P20 Pro
In cases where the SIM card is not recognized on your HUAWEI P20 Pro, below is a list of things that can help you identify the source of the issue, see repairing the issue.
Clean SIM card
One of the first things to do if the SIM card is not recognized on your HUAWEI P20 Pro is to wash it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the smartphone. 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 HUAWEI P20 Pro
Occasionally the issue may originate from the tracking of the SIM card. In truth, it often occurs that tiny 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 HUAWEI P20 Pro from reading the SIM card. To fix this issue, you just need to thicken the SIM a little by gluing one or two pieces of tape at the back.
Test the SIM card on a different smartphone
To find out if the issue comes from the SIM card, you can test it on a different phone and you will have your answer. If it is not recognized on other devices, you can change the SIM card.
Try another SIM card on your HUAWEI P20 Pro
In cases where the two previous steps do not give anything, it truly is necessary to test a different SIM card to find out whenever the issue comes from the card. In fact, whenever other SIM card work on the HUAWEI P20 Pro, it truly is because the issue comes from the card. Otherwise, it truly is at the level of the smartphone that we will have to look.
Check that your HUAWEI P20 Pro is not Simlocker
In case you have tried many SIM cards on the HUAWEI P20 Pro and none are recognized, the smartphone might be Simlocker. This means that the HUAWEI P20 Pro will recognize simply the SIM card of a specific operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of provide on the net that can do that.
Check that the problem does not originate from the ROM installed on the HUAWEI P20 Pro
This part mainly concerns the people who root the HUAWEI P20 Pro to install a ROM that is not original. In cases where this is actually what you have carried out, be aware that the unrecognized SIM card issue is quite common after setting up new ROMs. We recommend that you reinstall an original ROM and re-test it.
In cases where nothing functions
In cases where all the above solutions do not work, we advise you to bring your HUAWEI P20 Pro and the SIM card back to one of your operator’s shops.