Acer Liquid M220: Unrecognized SIM card

You have just purchased an Acer Liquid M220 and when you turn it on, it displays the following error message: SIM card not recognized. Occasionally the Acer Liquid M220 does not recognize the SIM card and displays this message. In this case, it is not necessarily required to bring the Acer Liquid M220 directly back. In truth, there are a lot of tricks to solve this trouble. We will consequently discover in this content, what are the stuff to do and check in order that the SIM card is recognized on your Acer Liquid M220.unrecognized-sim-card-Acer-Liquid-M220

What to do when the SIM card is not recognized on my Acer Liquid M220

In cases where the SIM card is not recognized on your Acer Liquid M220, below is a list of stuff that can 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 Acer Liquid M220 is to wash it up. In truth, it may happen that dirt partially prevents the contact between the SIM card and the 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 Acer Liquid M220

Occasionally the trouble may come from the tracking of the SIM card. In truth, it often occurs that small metal plugs that normally have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents the Acer Liquid M220 from reading the SIM card. To solve this trouble, you just 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 cellphone

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

Try another SIM card on your Acer Liquid M220

In cases where the two previous steps do not give anything, it’s required to test another SIM card to find out whenever the trouble originates from the card. In truth, whenever other SIM card function on the Acer Liquid M220, it’s because the trouble originates from the card. Otherwise, it’s at the level of the cellphone that we will have to look.

Confirm that your Acer Liquid M220 is not Simlocker

If you have tried a lot of SIM cards on the Acer Liquid M220 and none are recognized, the cellphone could be Simlocker. This implies that the Acer Liquid M220 will recognize only the SIM card of a specific operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the net that can do that.

Check that the problem does not come from the ROM installed on the Acer Liquid M220

This part mainly concerns the people who root the Acer Liquid M220 to install a ROM that is not initial. In cases where this is actually what you have carried out, be aware that the unrecognized SIM card trouble is quite common after installing new ROMs. We recommend that you reinstall an initial ROM and re-test it.

In cases where nothing works

In cases where all the above solutions do not work, we recommend you to bring your Acer Liquid M220 and the SIM card back to one of your operator’s shops.