Mt6771 Imei Repair Info

adb shell su dd if=/dev/block/platform/mtk-msdc.0/by-name/nvram of=/sdcard/nvram_backup.bin

Locate your original IMEI number on the device's original box, SIM tray, or under the battery. Method 1: Using ModemMeta Tool (Recommended for MT6771) Mt6771 Imei Repair

Some tools require the specific MDDB (Modem Database) file for the MT6771 to correctly identify the hardware addresses. adb shell su dd if=/dev/block/platform/mtk-msdc