Samsung Galaxy S9: Unrecognized SIM card

You have just purchased an Samsung Galaxy S9 and when you turn it on, it displays the following error message: SIM card not recognized. From time to time the Samsung Galaxy S9 does not recognize the SIM card and displays this message. In this case, it is not necessarily necessary to bring the Samsung Galaxy S9 directly back. Indeed, there are several tricks to solve this trouble. We will for that reason find out in this content, what are the stuff to do and check to ensure the SIM card is recognized on your Samsung Galaxy S9.unrecognized-sim-card-Samsung Galaxy S9

What to do when the SIM card is not recognized on my Samsung Galaxy S9

In cases where the SIM card is not recognized on your Samsung Galaxy S9, below is a list of stuff that may help you determine the source of the trouble, find out repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Samsung Galaxy S9 is to clean it up. In truth, it may possibly 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 Samsung Galaxy S9

From time to time the trouble may possibly sourced from the tracking of the SIM card. In truth, it often happens that tiny metal plugs that most of the time have to come in contact with the SIM card are a bit relaxed. When this is the case, this prevents the Samsung Galaxy S9 from reading the SIM card. To solve this trouble, you just need to thicken the SIM a little by gluing 1 or two pieces of tape at the back.

Test the SIM card on a different cellphone

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. When it is not recognized on other devices, you may modify the SIM card.

Try another SIM card on your Samsung Galaxy S9

In cases where the two previous steps do not give anything, it is necessary to test a different SIM card to find out if the trouble comes from the card. Indeed, if other SIM card work on the Samsung Galaxy S9, it is because the trouble comes from the card. Otherwise, it is at the level of the cellphone that we will have to look.

Verify that your Samsung Galaxy S9 is not Simlocker

In case you have tried several SIM cards on the Samsung Galaxy S9 and none are recognized, the cellphone could be Simlocker. It indicates that the Samsung Galaxy S9 will recognize just 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 may do that.

Check that the problem will not sourced from the ROM installed on the Samsung Galaxy S9

This part mainly concerns the people who root the Samsung Galaxy S9 to install a ROM that is not original. In cases where this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after installing fresh ROMs. We advise that you reinstall an original ROM and re-test it.

In cases where nothing works

In cases where all the above solutions do not work, we advise you to bring your Samsung Galaxy S9 and the SIM card back to 1 of your operator’s shops.

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