HTC One M8s: Unrecognized SIM card

You have just purchased an HTC One M8s and when you turn it on, it displays the following error text message: SIM card not recognized. At times the HTC One M8s does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the HTC One M8s directly back. In truth, there are many methods to solve this trouble. We will consequently find out in this article, what are the stuff to do and check so that the SIM card is recognized on your HTC One M8s.unrecognized-sim-card-HTC-One-M8s

How to proceed when ever the SIM card is not recognized on my HTC One M8s

If the SIM card is not recognized on your HTC One M8s, below is a list of stuff that can help you determine the source of the trouble, find out repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your HTC One M8s is to wash it up. In fact, it might happen that dirt partially prevents the contact between the SIM card and the telephone. 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 HTC One M8s

At times the trouble might originate from the location 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 HTC One M8s from reading the SIM card. To solve this trouble, you just 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 phone

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

Try another SIM card on your HTC One M8s

If the two previous steps do not give anything, it truly is important to test another SIM card to find out in cases where the trouble originates from the card. In truth, in cases where other SIM card work on the HTC One M8s, it truly is because the trouble originates from the card. Otherwise, it truly is at the level of the phone that we will have to look.

Check that your HTC One M8s is not Simlocker

In case you have tried many SIM cards on the HTC One M8s and none are recognized, the phone may perhaps be Simlocker. This means that the HTC One M8s will recognize simply the SIM card of a certain operator. In this case, you have to unlock it. You will find without a hassle a lot of offer on the internet that can do that.

Check that the problem doesn’t originate from the ROM installed on the HTC One M8s

This part mainly concerns the people who root the HTC One M8s to install a ROM that is not original. If this is actually what you have carried out, be aware that the unrecognized SIM card trouble is quite common after setting up new ROMs. We suggest that you reinstall an original ROM and re-test it.

If nothing works

If all the above solutions do not work, we advise you to bring your HTC One M8s and the SIM card back to 1 of your operator’s shops.