Samsung Galaxy S: Unrecognized SIM card

You have just bought an Samsung Galaxy S and when you turn it on, it displays the following error message: SIM card not recognized. At times the Samsung Galaxy S does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily important to bring the Samsung Galaxy S directly back. In fact, there are many techniques to fix this issue. We will for that reason observe in this tuto, what are the stuff to do and verify to ensure that the SIM card is recognized on your Samsung Galaxy S.unrecognized-sim-card-Samsung-Galaxy-S

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

If perhaps the SIM card is not recognized on your Samsung Galaxy S, below is a list of stuff that will help you identify the source of the issue, observe repairing the issue.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Samsung Galaxy S is to wash it up. Actually, it may happen that dirt partially prevents the contact between the SIM card and the phone. 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 S

At times the issue may result from the location of the SIM card. Actually, it often occurs that little 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 S from reading the SIM card. To fix this issue, you just 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 cellphone

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

Try another SIM card on your Samsung Galaxy S

If perhaps the two previous steps do not give anything, it’s important to test a different SIM card to find out in the event that the issue comes from the card. In fact, in the event that other SIM card function on the Samsung Galaxy S, it’s because the issue comes from the card. Otherwise, it’s at the level of the cellphone that we will have to look.

Confirm that your Samsung Galaxy S is not Simlocker

When you have tried many SIM cards on the Samsung Galaxy S and non-e are recognized, the cellphone could possibly be Simlocker. It indicates that the Samsung Galaxy S will recognize just 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 will do that.

Check that the problem doesn’t result from the ROM installed on the Samsung Galaxy S

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

If perhaps nothing works

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