You have just acquired an Huawei Ascend Mate 7 and when you turn it on, it displays the following error text: SIM card not recognized. Oftentimes the Huawei Ascend Mate 7 does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the Huawei Ascend Mate 7 directly back. In fact, there are many tricks to solve this trouble. We will consequently observe in this tuto, what are the things to do and check so that the SIM card is recognized on your Huawei Ascend Mate 7.
How to proceed when ever the SIM card is not recognized on my Huawei Ascend Mate 7
In the event that the SIM card is not recognized on your Huawei Ascend Mate 7, below is a list of things that could help you discover the source of the trouble, observe repairing the trouble.
Clean SIM card
One of the first things to do if the SIM card is not recognized on your Huawei Ascend Mate 7 is to wash 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 Huawei Ascend Mate 7
Oftentimes the trouble might come from the tracking of the SIM card. In fact, it often occurs that tiny 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 Huawei Ascend Mate 7 from reading the SIM card. To solve this trouble, you just simply have to thicken the SIM a little by gluing one or two pieces of tape at the back.
Test the SIM card on a different smartphone
To find out if the trouble comes 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 Huawei Ascend Mate 7
In the event that the two previous steps do not give anything, it truly is important to test a different SIM card to find out whenever the trouble comes from the card. In fact, whenever other SIM card function on the Huawei Ascend Mate 7, it truly is because the trouble comes from the card. Otherwise, it truly is at the level of the smartphone that we will have to look.
Check that your Huawei Ascend Mate 7 is not Simlocker
In case you have tried many SIM cards on the Huawei Ascend Mate 7 and non-e are recognized, the smartphone could possibly be Simlocker. This means that the Huawei Ascend Mate 7 will recognize only the SIM card of a certain operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the net that could do that.
Check that the problem will not come from the ROM installed on the Huawei Ascend Mate 7
This part mainly concerns the people who root the Huawei Ascend Mate 7 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 new ROMs. We advise 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 advise you to bring your Huawei Ascend Mate 7 and the SIM card back to one of your operator’s shops.
