You have just bought an Acer Liquid Z2 Duo and when you turn it on, it displays the following error text message: SIM card not recognized. Occasionally the Acer Liquid Z2 Duo does not recognize the SIM card and displays this message. In this case, it is not necessarily necessary to bring the Acer Liquid Z2 Duo directly back. Certainly, there are many methods to fix this trouble. We will therefore see in this content, what are the stuff to do and confirm to ensure that the SIM card is recognized on your Acer Liquid Z2 Duo.
How to proceed when ever the SIM card is not recognized on my Acer Liquid Z2 Duo
In the event that the SIM card is not recognized on your Acer Liquid Z2 Duo, below is a list of stuff that may help you identify the source of the trouble, see repairing the trouble.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your Acer Liquid Z2 Duo is to wash it up. In truth, it may possibly 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 tracking of the SIM card on your Acer Liquid Z2 Duo
Occasionally the trouble may possibly result from the tracking of the SIM card. In truth, it often happens that tiny metal plugs that most of the time have to come in contact with the SIM card are a bit relaxed. When this is the case, this prevents the Acer Liquid Z2 Duo from reading the SIM card. To fix this trouble, you simply have 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 comes 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 modify the SIM card.
Try another SIM card on your Acer Liquid Z2 Duo
In the event that the two previous steps do not give anything, it can be necessary to test another SIM card to find out if the trouble comes from the card. Certainly, if other SIM card function on the Acer Liquid Z2 Duo, it can be because the trouble comes from the card. Otherwise, it can be at the level of the cellphone that we will have to look.
Verify that your Acer Liquid Z2 Duo is not Simlocker
In case you have tried many SIM cards on the Acer Liquid Z2 Duo and non-e are recognized, the cellphone might be Simlocker. It indicates that the Acer Liquid Z2 Duo 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 net that may do that.
Check that the problem does not result from the ROM installed on the Acer Liquid Z2 Duo
This part mainly concerns the people who root the Acer Liquid Z2 Duo to install a ROM that is not initial. In the event that this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after installing fresh ROMs. We suggest that you reinstall an initial ROM and re-test it.
In the event that nothing functions
In the event that all the above solutions do not work, we recommend you to bring your Acer Liquid Z2 Duo and the SIM card back to one of your operator’s shops.
