Archos 50: Unrecognized SIM card

You have just bought an Archos 50 and when you turn it on, it displays the following error text message: SIM card not recognized. Occasionally the Archos 50 does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily required to bring the Archos 50 directly back. Indeed, there are many methods to fix this problem. We will consequently find out in this tuto, what are the things to do and check so that the SIM card is recognized on your Archos 50.unrecognized-sim-card-Archos-50-Cesium

How to proceed when the SIM card is not recognized on my Archos 50

If the SIM card is not recognized on your Archos 50, below is a list of things that will help you determine the source of the problem, find out repairing the problem.

Clean SIM card

One of the first things to do if the SIM card is not recognized on your Archos 50 is to wash it up. In truth, it might happen that dirt partially prevents the contact between the SIM card and the mobile. To clean 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 Archos 50

Occasionally the problem might result from the tracking 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 bit relaxed. When this is the case, this prevents the Archos 50 from reading the SIM card. To fix this problem, you simply need to thicken the SIM a little by gluing one or two pieces of tape at the back.

Test the SIM card on another phone

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

Try another SIM card on your Archos 50

If the two previous steps do not give anything, it truly is required to test another SIM card to find out if perhaps the problem originates from the card. Indeed, if perhaps other SIM card work on the Archos 50, it truly is because the problem originates from the card. Otherwise, it truly is at the level of the phone that we will have to look.

Verify that your Archos 50 is not Simlocker

If you have tried many SIM cards on the Archos 50 and none are recognized, the phone may perhaps be Simlocker. This means that the Archos 50 will recognize only 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 internet that will do that.

Check that the problem does not result from the ROM installed on the Archos 50

This part mainly concerns the people who root the Archos 50 to install a ROM that is not original. If this is actually what you have done, be aware that the unrecognized SIM card problem is quite common after installing new ROMs. We advise that you reinstall an original ROM and re-test it.

If nothing functions

If all the above solutions do not work, we recommend you to bring your Archos 50 and the SIM card back to one of your operator’s shops.