Samsung Galaxy S8: Unrecognized SIM card

You have just purchased an Samsung Galaxy S8 and when you turn it on, it displays the following error message: SIM card not recognized. Sometimes the Samsung Galaxy S8 does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily important to bring the Samsung Galaxy S8 directly back. In fact, there are several techniques to solve this trouble. We will therefore observe in this tuto, what are the stuff to do and verify in order that the SIM card is recognized on your Samsung Galaxy S8.unrecognized-sim-card-Samsung-Galaxy-S8

What to do when ever the SIM card is not recognized on my Samsung Galaxy S8

If the SIM card is not recognized on your Samsung Galaxy S8, below is a list of stuff that may help you discover 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 S8 is to clean it up. In fact, it may possibly happen that dirt partially prevents the contact between the SIM card and the phone. To wash 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 S8

Sometimes the trouble may possibly originate from the location of the SIM card. In fact, it often occurs that small metal plugs that normally have to come in contact with the SIM card are a little bit relaxed. When this is the case, this prevents the Samsung Galaxy S8 from reading the SIM card. To solve this trouble, you simply need 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 trouble originates from the SIM card, you can actually test it on another phone and you will have your answer. If it is not recognized on other devices, you can actually modify the SIM card.

Try another SIM card on your Samsung Galaxy S8

If the two previous steps do not give anything, it is actually important to test another SIM card to find out if perhaps the trouble originates from the card. In fact, if perhaps other SIM card function on the Samsung Galaxy S8, it is actually because the trouble originates from the card. Otherwise, it is actually at the level of the smartphone that we will have to look.

Verify that your Samsung Galaxy S8 is not Simlocker

In case you have tried several SIM cards on the Samsung Galaxy S8 and non-e are recognized, the smartphone may be Simlocker. This implies that the Samsung Galaxy S8 will recognize only 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 will not originate from the ROM installed on the Samsung Galaxy S8

This part mainly concerns the people who root the Samsung Galaxy S8 to install a ROM that is not original. If this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after installing new ROMs. We advise that you reinstall an original ROM and re-test it.

If nothing functions

If all the above solutions do not work, we recommend you to bring your Samsung Galaxy S8 and the SIM card back to 1 of your operator’s shops.