Yes, the tool is free to download and use, though some repack sites may ask for donations.
The IMEI SN Writer is a low-level, proprietary utility designed by MediaTek (MTK) for authorized service centers. It is used to write critical factory data—such as the IMEI, Bluetooth address, WiFi MAC, and Serial Number—back onto a phone’s NVRAM (Non-Volatile Random Access Memory) . imei sn writer tool 1.5.3 download
Version 1.5.3 is a specific build often sought after because: Yes, the tool is free to download and
Technically, yes, but doing so is illegal in most regions. Always use your device’s original IMEI printed on the box. A green "PASS" message confirms success
Limited success. Newer security patches block NVRAM write access. You may need to unlock the bootloader and use a patched DA file.
The log window will show:
A green "PASS" message confirms success.