Before flashing or modifying your device, always create a backup of your unique NVRAM data.
The official factory tool to edit NVRAM/NVDATA values in META mode. mt6768 nvram file
. If you flash one without the other, you may still see "Invalid IMEI." IMEI Repair: Remember that flashing someone else's NVRAM will give you Before flashing or modifying your device, always create
You have two options for obtaining the correct NVRAM file for your MT6768 device. Method A: Use a Backup (Recommended) Before flashing or modifying your device
If you own a MediaTek-powered smartphone using the MT6768 chipset—commonly known as the —you may have encountered issues related to network connectivity, invalid IMEI, or Wi-Fi/Bluetooth failures. These problems often stem from a corrupted or missing NVRAM (Non-Volatile Random Access Memory) file.
dd if=/sdcard/nvram_fixed.bin of=/dev/block/by-name/nvram