: Using the wrong firmware or interrupted flashing can "hard brick" a device, making it unresponsive.

: Locate the tool from a reputable source like Technical Computer Solutions or GSM Forum . Look for "Setup" or "Portable" versions.

: On the phone, go to Settings > About Phone and tap Build Number 7 times. Then, enable USB Debugging and OEM Unlocking . 3. Step-by-Step Tool Setup