Blackviews R7: Unrecognized SIM card

You have just purchased an Blackviews R7 and when you turn it on, it displays the following error text: SIM card not recognized. Occasionally the Blackviews R7 does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily required to bring the Blackviews R7 directly back. In truth, there are many techniques to fix this trouble. We will therefore find out in this content, what are the things to do and check so that the SIM card is recognized on your Blackviews R7.unrecognized-sim-card-Blackviews-R7

What to do when ever the SIM card is not recognized on my Blackviews R7

In the event that the SIM card is not recognized on your Blackviews R7, below is a list of things that could help you discover the source of the trouble, find out repairing the trouble.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your Blackviews R7 is to wash it up. In fact, it might 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 location of the SIM card on your Blackviews R7

Occasionally the trouble might result from the location of the SIM card. In fact, it often occurs that tiny 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 Blackviews R7 from reading the SIM card. To fix this trouble, 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 telephone

To find out if the trouble originates 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 modify the SIM card.

Try another SIM card on your Blackviews R7

In the event that the two previous steps do not give anything, it can be required to test a different SIM card to find out in cases where the trouble originates from the card. In truth, in cases where other SIM card function on the Blackviews R7, it can be because the trouble originates from the card. Otherwise, it can be at the level of the telephone that we will have to look.

Confirm that your Blackviews R7 is not Simlocker

In case you have tried many SIM cards on the Blackviews R7 and none are recognized, the telephone may perhaps be Simlocker. This implies that the Blackviews R7 will recognize only the SIM card of a certain operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of provide on the web that could do that.

Check that the problem doesn’t result from the ROM installed on the Blackviews R7

This part mainly concerns the people who root the Blackviews R7 to install a ROM that is not original. In the event that this is actually what you have carried out, be aware that the unrecognized SIM card trouble is quite common after installing new ROMs. We highly recommend that you reinstall an original ROM and re-test it.

In the event that nothing functions

In the event that all the above solutions do not work, we recommend you to bring your Blackviews R7 and the SIM card back to one of your operator’s shops.