Asus Zenfone 5Z: Unrecognized SIM card
You have just purchased an Asus Zenfone 5Z and when you turn it on, it displays the following error text: SIM card not recognized. Sometimes the Asus Zenfone 5Z does not recognize the SIM card and displays this message. In this circumstance, it is not necessarily necessary to bring the Asus Zenfone 5Z directly back. Certainly, there are a lot of tricks to fix this problem. We will therefore see in this tuto, what are the stuff to do and confirm in order that the SIM card is recognized on your Asus Zenfone 5Z.
What to do when the SIM card is not recognized on my Asus Zenfone 5Z
If perhaps the SIM card is not recognized on your Asus Zenfone 5Z, below is a list of stuff that may help you determine the source of the problem, see repairing the problem.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your Asus Zenfone 5Z is to clean it up. In fact, it might 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 Asus Zenfone 5Z
Sometimes the problem might come from the tracking of the SIM card. In fact, it often happens that little metal plugs that normally have to come in contact with the SIM card are a little bit relaxed. When this is the case, this prevents the Asus Zenfone 5Z from reading the SIM card. To fix this problem, you just have to thicken the SIM a little by gluing one or two pieces of tape at the back.
Test the SIM card on another smartphone
To find out if the problem originates from the SIM card, you may test it on another phone and you will have your answer. If it is not recognized on other devices, you may modify the SIM card.
Try another SIM card on your Asus Zenfone 5Z
If perhaps the two previous steps do not give anything, it can be necessary to test another SIM card to find out in the event that the problem originates from the card. Certainly, in the event that other SIM card work on the Asus Zenfone 5Z, it can be because the problem originates from the card. Otherwise, it can be at the level of the smartphone that we will have to look.
Confirm that your Asus Zenfone 5Z is not Simlocker
In case you have tried a lot of SIM cards on the Asus Zenfone 5Z and non-e are recognized, the smartphone could be Simlocker. This implies that the Asus Zenfone 5Z will recognize just the SIM card of a certain operator. In this circumstance, you have to unlock it. You will find without a hassle a lot of offer on the web that may do that.
Check that the problem does not come from the ROM installed on the Asus Zenfone 5Z
This part mainly concerns the people who root the Asus Zenfone 5Z to install a ROM that is not original. If perhaps this is actually what you have carried out, be aware that the unrecognized SIM card problem is quite common after installing fresh ROMs. We suggest that you reinstall an original ROM and re-test it.
If perhaps nothing functions
If perhaps all the above solutions do not work, we advise you to bring your Asus Zenfone 5Z and the SIM card back to one of your operator’s shops.