Samsung Galaxy Core: Unrecognized SIM card

You have just acquired an Samsung Galaxy Core and when you turn it on, it displays the following error message: SIM card not recognized. Sometimes the Samsung Galaxy Core does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily important to bring the Samsung Galaxy Core directly back. Certainly, there are a lot of methods to solve this trouble. We will consequently observe in this article, what are the stuff to do and verify to ensure that the SIM card is recognized on your Samsung Galaxy Core.unrecognized-sim-card-Samsung-Galaxy-Core

How to proceed when ever the SIM card is not recognized on my Samsung Galaxy Core

In the event that the SIM card is not recognized on your Samsung Galaxy Core, below is a list of stuff that may help you determine the source of the trouble, observe repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Samsung Galaxy Core is to clean it up. In fact, 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 location of the SIM card on your Samsung Galaxy Core

Sometimes the trouble may sourced from the location of the SIM card. In fact, it often occurs that little metal plugs that normally have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents the Samsung Galaxy Core from reading the SIM card. To solve this trouble, 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 a different smartphone

To find out if the trouble comes from the SIM card, you may test it on a different phone and you will have your answer. If it is not recognized on other devices, you may change the SIM card.

Try another SIM card on your Samsung Galaxy Core

In the event that the two previous steps do not give anything, it can be important to test a different SIM card to find out in the event that the trouble comes from the card. Certainly, in the event that other SIM card work on the Samsung Galaxy Core, it can be because the trouble comes from the card. Otherwise, it can be at the level of the smartphone that we will have to look.

Verify that your Samsung Galaxy Core is not Simlocker

In case you have tried a lot of SIM cards on the Samsung Galaxy Core and non-e are recognized, the smartphone may be Simlocker. This implies that the Samsung Galaxy Core will recognize simply the SIM card of a specific operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of offer on the internet that may do that.

Check that the problem doesn’t sourced from the ROM installed on the Samsung Galaxy Core

This part mainly concerns the people who root the Samsung Galaxy Core to install a ROM that is not initial. In the event that this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after setting up fresh ROMs. We suggest that you reinstall an initial 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 Samsung Galaxy Core and the SIM card back to 1 of your operator’s shops.