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: Ensure you manually pointed the "Download Agent" field to the custom BD4j DA file, rather than using the basic generic DA option bundled within the application folder. "USB Device Not Recognized"

A loose connection during a flash can permanently brick the device. tecno bd4j da file download best top

Extract the downloaded archive folder to an easily accessible directory (e.g., your Desktop). Step 2: Configure SP Flash Tool : Ensure you manually pointed the "Download Agent"