Oppo A8: Unrecognized SIM card

You have just purchased an Oppo A8 and when you turn it on, it displays the following error text message: SIM card not recognized. Occasionally the Oppo A8 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Oppo A8 directly back. In truth, there are many tips to solve this issue. We will therefore find out in this article, what are the things to do and verify so that the SIM card is recognized on your Oppo A8.unrecognized-sim-card-Oppo-A8

What to do when ever the SIM card is not recognized on my Oppo A8

If perhaps the SIM card is not recognized on your Oppo A8, below is a list of things that can help you identify 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 Oppo A8 is to wash it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the mobile. To clean 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 Oppo A8

Occasionally the issue may come from the tracking 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 little bit relaxed. When this is the case, this prevents the Oppo A8 from reading the SIM card. To solve this issue, 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 another cellphone

To find out if the issue originates from the SIM card, you’re able to test it on another phone and you will have your answer. When it is not recognized on other devices, you’re able to change the SIM card.

Try another SIM card on your Oppo A8

If perhaps the two previous steps do not give anything, it is important to test another SIM card to find out if the issue originates from the card. In truth, if other SIM card work on the Oppo A8, it is because the issue originates from the card. Otherwise, it is at the level of the cellphone that we will have to look.

Check that your Oppo A8 is not Simlocker

In case you have tried many SIM cards on the Oppo A8 and non-e are recognized, the cellphone may perhaps be Simlocker. This means that the Oppo A8 will recognize only the SIM card of a specific operator. In this case, you have to unlock it. You will find without a hassle a lot of offer on the internet that can do that.

Check that the problem will not come from the ROM installed on the Oppo A8

This part mainly concerns the people who root the Oppo A8 to install a ROM that is not initial. If perhaps this is actually what you have completed, be aware that the unrecognized SIM card issue is quite common after setting up new ROMs. We advise that you reinstall an initial ROM and re-test it.

If perhaps nothing functions

If perhaps all the above solutions do not work, we advise you to bring your Oppo A8 and the SIM card back to one of your operator’s shops.