You have just acquired an Lenovo Zuk 2 Pro and when you turn it on, it displays the following error text: SIM card not recognized. From time to time the Lenovo Zuk 2 Pro does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Lenovo Zuk 2 Pro directly back. In fact, there are several tricks to fix this problem. We will therefore observe in this article, what are the stuff to do and verify to ensure that the SIM card is recognized on your Lenovo Zuk 2 Pro.
How to proceed when the SIM card is not recognized on my Lenovo Zuk 2 Pro
If perhaps the SIM card is not recognized on your Lenovo Zuk 2 Pro, below is a list of stuff which could help you discover the source of the problem, observe repairing the problem.
Clean SIM card
One of the first stuff to do if the SIM card is not recognized on your Lenovo Zuk 2 Pro 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 Lenovo Zuk 2 Pro
From time to time the problem may come from the tracking of the SIM card. In truth, it often occurs that little metal plugs that most of the time have to come in contact with the SIM card are a little relaxed. When this is the case, this prevents the Lenovo Zuk 2 Pro from reading the SIM card. To fix this problem, you just 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 problem comes from the SIM card, you can actually test it on another phone and you will have your answer. If it is not recognized on other devices, you can actually change the SIM card.
Try another SIM card on your Lenovo Zuk 2 Pro
If perhaps the two previous steps do not give anything, it is important to test another SIM card to find out in the event that the problem comes from the card. In fact, in the event that other SIM card work on the Lenovo Zuk 2 Pro, it is because the problem comes from the card. Otherwise, it is at the level of the cellphone that we will have to look.
Confirm that your Lenovo Zuk 2 Pro is not Simlocker
In case you have tried several SIM cards on the Lenovo Zuk 2 Pro and none are recognized, the cellphone may perhaps be Simlocker. This means that the Lenovo Zuk 2 Pro will recognize just 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 web which could do that.
Check that the problem does not come from the ROM installed on the Lenovo Zuk 2 Pro
This part mainly concerns the people who root the Lenovo Zuk 2 Pro to install a ROM that is not initial. If perhaps this is actually what you have done, be aware that the unrecognized SIM card problem is quite common after installing new ROMs. We suggest that you reinstall an initial ROM and re-test it.
If perhaps nothing works
If perhaps all the above solutions do not work, we advise you to bring your Lenovo Zuk 2 Pro and the SIM card back to one of your operator’s shops.
