Lenovo Yoga Book: Unrecognized SIM card

You have just bought an Lenovo Yoga Book and when you turn it on, it displays the following error text: SIM card not recognized. Occasionally the Lenovo Yoga Book does not recognize the SIM card and displays this message. In this case, it is not necessarily necessary to bring the Lenovo Yoga Book directly back. Indeed, there are many methods to solve this issue. We will consequently observe in this content, what are the stuff to do and check to ensure the SIM card is recognized on your Lenovo Yoga Book.unrecognized-sim-card-Lenovo Yoga Book

How to proceed when ever the SIM card is not recognized on my Lenovo Yoga Book

In the event that the SIM card is not recognized on your Lenovo Yoga Book, below is a list of stuff that may help you determine the source of the issue, observe repairing the issue.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your Lenovo Yoga Book is to wash it up. Actually, it may 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 location of the SIM card on your Lenovo Yoga Book

Occasionally the issue may originate from the location of the SIM card. Actually, it often occurs that small 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 Lenovo Yoga Book from reading the SIM card. To solve this issue, 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 a different cellphone

To find out if the issue originates from the SIM card, you can test it on a different phone and you will have your answer. If it is not recognized on other devices, you can modify the SIM card.

Try another SIM card on your Lenovo Yoga Book

In the event that the two previous steps do not give anything, it truly is necessary to test a different SIM card to find out whenever the issue originates from the card. Indeed, whenever other SIM card work on the Lenovo Yoga Book, it truly is because the issue originates from the card. Otherwise, it truly is at the level of the cellphone that we will have to look.

Confirm that your Lenovo Yoga Book is not Simlocker

When you have tried many SIM cards on the Lenovo Yoga Book and non-e are recognized, the cellphone may be Simlocker. This means that the Lenovo Yoga Book 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 web that may do that.

Check that the problem will not originate from the ROM installed on the Lenovo Yoga Book

This part mainly concerns the people who root the Lenovo Yoga Book to install a ROM that is not initial. In the event that this is actually what you have carried out, be aware that the unrecognized SIM card issue is quite common after installing fresh ROMs. We recommend that you reinstall an initial ROM and re-test it.

In the event that nothing works

In the event that all the above solutions do not work, we advise you to bring your Lenovo Yoga Book and the SIM card back to one of your operator’s shops.

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