You need the original firmware (ROM) for your specific device. The tool requires the DB files (usually starting with BPLGU... and APDB... ) found inside the firmware folder.
If you’ve ever flashed a custom ROM, installed a new firmware, or faced a sudden “No Service” error on your MediaTek-powered phone, you may have encountered a terrifying sight: a . Without a valid IMEI, your phone can't connect to any mobile network, turning it into a Wi-Fi-only tablet. The IMEI SN Writer Tool 1.5.3 is one of the most searched utilities for solving this precise problem, but before you download and run it, there's a lot you need to know.
Disclaimer: Changing an IMEI number to a different device's identity is illegal in many jurisdictions. This tool must only be used to restore the original IMEI printed on the device's original box or battery sticker. Step 1: Extract and Install Drivers Download the MediaTek USB VCOM drivers. imei sn writer tool 1.5.3 download
Reinstall the MTK USB VCOM drivers and try a different USB port/cable.
The tool requires two files found inside your device's official stock firmware folder: You need the original firmware (ROM) for your
: Ensure your mobile device has at least 50% battery capacity. Step-by-Step Guide to Using IMEI SN Writer 1.5.3
: Uses official modem files ( MD1_DB ) and AP files from stock firmware to ensure exact calibration. ) found inside the firmware folder
The tool requires calibration parameters found inside your device's stock ROM.
The IMEI SN Writer Tool 1.5.3 offers several key features that make it a popular choice among Android users and technicians: