Samsung Galaxy Tab S3: Unrecognized SIM card

You have just bought an Samsung Galaxy Tab S3 and when you turn it on, it displays the following error message: SIM card not recognized. Sometimes the Samsung Galaxy Tab S3 does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily required to bring the Samsung Galaxy Tab S3 directly back. In truth, there are a lot of tips to solve this trouble. We will consequently discover in this tuto, what are the things to do and check to ensure the SIM card is recognized on your Samsung Galaxy Tab S3.unrecognized-sim-card-Samsung Galaxy Tab S3

What to do when ever the SIM card is not recognized on my Samsung Galaxy Tab S3

Whenever the SIM card is not recognized on your Samsung Galaxy Tab S3, below is a list of things which could help you identify the source of the trouble, discover repairing the trouble.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your Samsung Galaxy Tab S3 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 location of the SIM card on your Samsung Galaxy Tab S3

Sometimes the trouble may come from the location of the SIM card. In truth, it often happens 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 Tab S3 from reading the SIM card. To solve this trouble, you just have to thicken the SIM a little by gluing one or two pieces of tape at the back.

Test the SIM card on another telephone

To find out if the trouble originates from the SIM card, you’re able to test it on another phone and you will have your answer. If it is not recognized on other devices, you’re able to change the SIM card.

Try another SIM card on your Samsung Galaxy Tab S3

Whenever the two previous steps do not give anything, it’s required to test another SIM card to find out if the trouble originates from the card. In truth, if other SIM card function on the Samsung Galaxy Tab S3, it’s because the trouble originates from the card. Otherwise, it’s at the level of the telephone that we will have to look.

Check that your Samsung Galaxy Tab S3 is not Simlocker

If you have tried a lot of SIM cards on the Samsung Galaxy Tab S3 and non-e are recognized, the telephone may perhaps be Simlocker. This means that the Samsung Galaxy Tab S3 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 provide on the internet which could do that.

Check that the problem doesn’t come from the ROM installed on the Samsung Galaxy Tab S3

This part mainly concerns the people who root the Samsung Galaxy Tab S3 to install a ROM that is not original. Whenever this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after setting up new ROMs. We advise that you reinstall an original ROM and re-test it.

Whenever nothing works

Whenever all the above solutions do not work, we advise you to bring your Samsung Galaxy Tab S3 and the SIM card back to one of your operator’s shops.