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You have just acquired an Samsung Galaxy Tab 4 and when you turn it on, it displays the following error message: SIM card not recognized. Occasionally the Samsung Galaxy Tab 4 does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily important to bring the Samsung Galaxy Tab 4 directly back. Certainly, there are many tricks to fix this trouble. We will therefore discover in this tuto, what are the stuff to do and confirm to ensure the SIM card is recognized on your Samsung Galaxy Tab 4.unrecognized-sim-card-Samsung Galaxy Tab 4

How to proceed when the SIM card is not recognized on my Samsung Galaxy Tab 4

Whenever the SIM card is not recognized on your Samsung Galaxy Tab 4, below is a list of stuff that may help you discover the source of the trouble, discover repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Samsung Galaxy Tab 4 is to clean it up. In fact, it may happen that dirt partially prevents the contact between the SIM card and the mobile phone. To wash 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 Tab 4

Occasionally the trouble may sourced from the tracking of the SIM card. In fact, it often happens that little metal plugs that most of the time 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 4 from reading the SIM card. To fix 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 phone

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. In case it is not recognized on other devices, you may change the SIM card.

Try another SIM card on your Samsung Galaxy Tab 4

Whenever the two previous steps do not give anything, it truly is 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 Tab 4, it truly is because the trouble comes from the card. Otherwise, it truly is at the level of the phone that we will have to look.

Confirm that your Samsung Galaxy Tab 4 is not Simlocker

When you have tried many SIM cards on the Samsung Galaxy Tab 4 and none are recognized, the phone could be Simlocker. This implies that the Samsung Galaxy Tab 4 will recognize just the SIM card of a certain operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of provide on the net that may do that.

Check that the problem will not sourced from the ROM installed on the Samsung Galaxy Tab 4

This part mainly concerns the people who root the Samsung Galaxy Tab 4 to install a ROM that is not initial. Whenever 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.

Whenever nothing works

Whenever all the above solutions do not work, we recommend you to bring your Samsung Galaxy Tab 4 and the SIM card back to 1 of your operator’s shops.