: Click the button and navigate to your firmware folder to select the BPLGUInfo... file.

IMEI SN Writer v1.5.3 (also known as the SN Write Tool) is a specialized utility primarily used for repairing or writing IMEI numbers and Serial Numbers (SN) on mobile devices powered by MediaTek (MTK) Key Features Permanent IMEI Repair

Trusted sources include XDA Developers forums, GSM hosting sites like GSM-Forum , or 4PDA . Avoid generic "download.com" or "softonic" clones.