You have just acquired an Samsung Galaxy J7 2017 and when you turn it on, it displays the following error message: SIM card not recognized. Occasionally the Samsung Galaxy J7 2017 does not recognize the SIM card and displays this message. In this case, it is not necessarily required to bring the Samsung Galaxy J7 2017 directly back. In fact, there are many tips to fix this problem. We will consequently observe in this article, what are the things to do and confirm so that the SIM card is recognized on your Samsung Galaxy J7 2017.
How to proceed when ever the SIM card is not recognized on my Samsung Galaxy J7 2017
If the SIM card is not recognized on your Samsung Galaxy J7 2017, below is a list of things that could help you discover the source of the problem, observe repairing the problem.
Clean SIM card
One of the first things to do if the SIM card is not recognized on your Samsung Galaxy J7 2017 is to clean it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the telephone. 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 Samsung Galaxy J7 2017
Occasionally the problem may originate from the tracking of the SIM card. In truth, it often happens 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 Samsung Galaxy J7 2017 from reading the SIM card. To fix this problem, you just simply have to thicken the SIM a little by gluing 1 or two pieces of tape at the back.
Test the SIM card on another smartphone
To find out if the problem originates from the SIM card, youre able to test it on another phone and you will have your answer. In case it is not recognized on other devices, youre able to change the SIM card.
Try another SIM card on your Samsung Galaxy J7 2017
If the two previous steps do not give anything, it’s required to test another SIM card to find out in the event that the problem originates from the card. In fact, in the event that other SIM card function on the Samsung Galaxy J7 2017, it’s because the problem originates from the card. Otherwise, it’s at the level of the smartphone that we will have to look.
Verify that your Samsung Galaxy J7 2017 is not Simlocker
When you have tried many SIM cards on the Samsung Galaxy J7 2017 and non-e are recognized, the smartphone may perhaps be Simlocker. This implies that the Samsung Galaxy J7 2017 will recognize only 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 web that could do that.
Check that the problem doesn’t originate from the ROM installed on the Samsung Galaxy J7 2017
This part mainly concerns the people who root the Samsung Galaxy J7 2017 to install a ROM that is not original. If this is actually what you have done, be aware that the unrecognized SIM card problem is quite common after installing fresh ROMs. We advise that you reinstall an original ROM and re-test it.
If nothing works
If all the above solutions do not work, we advise you to bring your Samsung Galaxy J7 2017 and the SIM card back to 1 of your operator’s shops.
