How to fix NVRAM error in all MediaTek devices

Hi, Now we are talking on NVRAM error in Mediatek devices. This is WiFi related issue and it shows “NVRAM WARNING err 0x10 and NVRAM WARNING err = 0x02” massage in the notification-bar. 

First of all we know that What is NVRAM error and why is it come in our smartphones and MTK devices.  When we are updating Mediatek devices (Micromax, Gionee, Spice etc.) by SP Tool then SP flash Tool gives two option first firmware upgrade , second Format all + Download or Download only Rom. Firmware upgrade is safe option for update our phone but The most of Smartphone user want to install a fresh Rom, So they have to choose second option Format all + Download Rom.

Some time when you are using this process you may be lost IMEI number and get NV RAM error in your Smartphone. In this case you should know, How to resolve NVRAM error? So here is the solution of this NVRAM error NVRAM WARNING err 0x10 and NVRAM WARNING err = 0x02. As well as you should fix lost IMEI number issue. We are trying to make it easy, firstly we need a rooted phone if your phone is not rooted then find your root guide and root your phone or device.

How to Fix NVRAM Error by flash able zip:

Step 1: Download NVRAM Fix Zip and copy on your phone storage. Now got to custom recovery like TWRP and CWM etc. Then tap on install and select NVRAM FIX Zip file to flash. After flash successfully reboot your phone. that’s all.

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How to resolve NVRAM Error manually:

Step 1: First of all you need to install Root Explorer App or Root Browser App from Google play store on your device and download NVRAM Fix zip and extract it and also copy this NVRAM folder on the your phone SD Card.

Step 2: Open Root Explorer App and give it SU permission (see in image 1). We will see root directory and find here Data folder and tap on it for go inside. Now we will scroll and find nvram folder tap on it. Here we will see first folder is APCFG, in this folder we will find APRDEB folder. APRDEB folder have two WIFI file, first WIFI and second WIFI_CUSTOM (see in image 2), here we need to delete both file (see in image 3).


Step 3: Here we have done half process. Now we need to go on SD card and copy both file from NVRAM folder (see in image 4). Now we will go root directory and data folder then APCFG folder and open APRDEB folder and past both file here (see in image 5).

After copy these files, we will select both file for giving permission and tap on setting/menu icon then select permissions option (see in image 6). Now we will see popup of permission tab, see in image 7 and give permission then tap on OK. It’s done, we fixed your NVRAM error, now reboot your phone.

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Now turn on and connect WiFi. If your confirmed that your NVRAM error fix then first you should take a backup of your phone or device then after enjoy WiFi. We tested this method on Micromax A300 Canvas Gold and Micromax A110, A120. It is working well on these Smartphones. I hope this guide is easy for you. If you feel any problem then please comment us. Thanks.

If you still have any query left or want to give any suggestions, then mail us at info.skyneel[@]