Huawei Mate 10 Pro: Unrecognized SIM card

You have just bought an Huawei Mate 10 Pro and when you turn it on, it displays the following error text: SIM card not recognized. Oftentimes the Huawei Mate 10 Pro does not recognize the SIM card and displays this message. In this case, it is not necessarily required to bring the Huawei Mate 10 Pro directly back. Certainly, there are several tricks to fix this trouble. We will therefore see in this tuto, what are the stuff to do and check to ensure the SIM card is recognized on your Huawei Mate 10 Pro.unrecognized-sim-card-huawei-mate-10-pro

What to do when ever the SIM card is not recognized on my Huawei Mate 10 Pro

Whenever the SIM card is not recognized on your Huawei Mate 10 Pro, below is a list of stuff that may help you determine the source of the trouble, see repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Huawei Mate 10 Pro is to wash it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the mobile phone. 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 Mate 10 Pro

Oftentimes the trouble may sourced from the location of the SIM card. In truth, 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 Mate 10 Pro from reading the SIM card. To fix this trouble, you simply need to thicken the SIM a little by gluing 1 or two pieces of tape at the back.

Test the SIM card on a different cellphone

To find out if the trouble 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 Huawei Mate 10 Pro

Whenever the two previous steps do not give anything, it is required to test a different SIM card to find out if the trouble comes from the card. Certainly, if other SIM card work on the Huawei Mate 10 Pro, it is because the trouble comes from the card. Otherwise, it is at the level of the cellphone that we will have to look.

Verify that your Huawei Mate 10 Pro is not Simlocker

When you have tried several SIM cards on the Huawei Mate 10 Pro and non-e are recognized, the cellphone could be Simlocker. It indicates that the Huawei Mate 10 Pro 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 may do that.

Check that the problem does not sourced from the ROM installed on the Huawei Mate 10 Pro

This part mainly concerns the people who root the Huawei Mate 10 Pro to install a ROM that is not original. Whenever this is actually what you have carried out, be aware that the unrecognized SIM card trouble is quite common after setting up new ROMs. We advise that you reinstall an original ROM and re-test it.

Whenever nothing functions

Whenever all the above solutions do not work, we recommend you to bring your Huawei Mate 10 Pro and the SIM card back to 1 of your operator’s shops.