Install a root browser like ES Explorer or ROM Toolbox Lite.To extract the DB files(s) from a Mediatek Android phone: Steps to extract BPLGU / MDDB from a Mediatek device
Should you not find the file(s) in the firmware you downloaded, you can easily extract from your device. You'll usually find the DB files in the official firmware. The DB file (BPLGU or MDDB) is required for tools like SN writer and Maui Meta to write IMEI, WiFi / Bluetooth address etc to a Mediatek Android device.
