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SIM card not recognized in Samsung Galaxy Tab 4



SIM card not recognized in Samsung Galaxy Tab 4


You just bought a Samsung Galaxy Tab 4 and as soon as you turn it on it gives you the following error message: SIM card not recognized. The Samsung Galaxy Tab 4 may not recognize the SIM card and display this message. In this situation, it is not necessarily useful to report directly from the Samsung Galaxy Tab 4. In fact, there are some solutions to solve this problem: that the SIM card is recognized on your Samsung Galaxy Tab 4.

What are the solutions when the SIM card is not recognized on your Samsung Galaxy Tab 4?

When the SIM card is not recognized on your Samsung Galaxy Tab 4, here is a list of things that can help you pinpoint the source of the problem, see troubleshooting.

Clean SIM card

One of the first things that you should do in case your Samsung Galaxy Tab 4 does not recognize the SIM card is to clean it. Indeed, dirt regularly blocks contact between the SIM card and the laptop. To dust it, wipe it with a small cloth and see if it is not damaged.

Inspect the location of the SIM card in your Samsung Galaxy Tab 4

Sometimes the concern comes from where you put the SIM card. In fact, it often happens that the little metal plugs that normally touch the SIM card are a little loose. When this is the case, it prevents the Samsung Galaxy Tab 4 from reading the SIM card. To solve this problem, just thicken the SIM card a bit by adding one or 2 pieces of adhesive on the back.

Try the SIM card in a second device

To find out if the problem comes from the SIM card, you have to try it on a second device and you will have your answer. If it is not recognized on other laptops, you will need to replace the SIM card.

Try a second SIM card in your Samsung Galaxy Tab 4

Assuming that the above 2 steps do not work, you need to try another SIM card to find out if the problem comes from the card. In fact, if other SIM cards are recognized in the Samsung Galaxy Tab 4, it shows that the problem is with the SIM. On the contrary, it is better to look at the phone.

Make sure your Samsung Galaxy Tab 4 is not Simlocker

If you have tried multiple SIM cards in the Samsung Galaxy Tab 4 and none are recognized, the phone is probably Simlocker. This means that the Samsung Galaxy Tab 4 will not be able to recognize only SIM cards from a certain operator. In this situation, you will have to unlock it. You can easily find many offers on the Internet that have the potential to do just that.

Check that the problem is not with the ROM installed on the Samsung Galaxy Tab 4

This part is mainly of interest to people who have rooted the Samsung Galaxy Tab 4 to install an aftermarket ROM. When you are done, note that SIM card not recognized issue is quite common after installing new ROMs. We recommend that you reinstall an original ROM and try again.

if nothing works

In case all the previous tricks do not work, we recommend that you take your Samsung Galaxy Tab 4 and the SIM card to one of the stores of your telephone operator.