Oppo AX7: Unrecognized SIM card

You have just bought an Oppo AX7 and when you turn it on, it displays the following error text message: SIM card not recognized. At times the Oppo AX7 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Oppo AX7 directly back. Indeed, there are many techniques to fix this trouble. We will therefore see in this tuto, what are the stuff to do and confirm in order that the SIM card is recognized on your Oppo AX7.unrecognized-sim-card-Oppo-AX7

What to do when the SIM card is not recognized on my Oppo AX7

If perhaps the SIM card is not recognized on your Oppo AX7, below is a list of stuff that will help you discover 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 Oppo AX7 is to wash it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the cellphone. 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 Oppo AX7

At times the trouble may be caused by the location of the SIM card. In truth, it often happens that small 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 Oppo AX7 from reading the SIM card. To fix this trouble, you just simply need to thicken the SIM a little by gluing one or two pieces of tape at the back.

Test the SIM card on another phone

To find out if the trouble originates from the SIM card, you can test it on another phone and you will have your answer. In case it is not recognized on other devices, you can modify the SIM card.

Try another SIM card on your Oppo AX7

If perhaps the two previous steps do not give anything, it’s important to test another SIM card to find out in cases where the trouble originates from the card. Indeed, in cases where other SIM card work on the Oppo AX7, it’s because the trouble originates from the card. Otherwise, it’s at the level of the phone that we will have to look.

Confirm that your Oppo AX7 is not Simlocker

When you have tried many SIM cards on the Oppo AX7 and non-e are recognized, the phone may be Simlocker. This means that the Oppo AX7 will recognize just the SIM card of a specific operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the web that will do that.

Check that the problem does not be caused by the ROM installed on the Oppo AX7

This part mainly concerns the people who root the Oppo AX7 to install a ROM that is not initial. If perhaps this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after setting up new ROMs. We recommend that you reinstall an initial ROM and re-test it.

If perhaps nothing functions

If perhaps all the above solutions do not work, we recommend you to bring your Oppo AX7 and the SIM card back to one of your operator’s shops.