While many generic tools exist, several professional-grade and community-verified options are preferred for the 6531E chipset:
: A professional dongle-based tool widely considered the "gold standard" for feature phones. It provides deep access to the 6531E CPU for secure formatting and data recovery. spd 6531e format tool verified
: Ensure you have the correct SPD USB drivers installed on your PC; otherwise, the tool will not detect your phone. While many generic tools exist
: If the phone still powers on, try to back up your contacts and messages, as formatting will erase all internal memory. spd 6531e format tool verified