To successfully unlock an SPD device, follow these general steps: Install Drivers: Ensure you have the Spreadtrum/Unisoc USB Drivers
Power off the phone, hold the "Boot Key" (usually the center OK button or the Dial button), and plug in the USB cable. Click "Read Password" or "Format" to begin the process. Safety and Requirements Backup Data: spd keypad unlock tool link
For phones where USB detection fails, you must physically open the back cover, locate the "TP" (test points) on the PCB, and short them with tweezers while connecting USB. This forces the CPU into BROM mode, which the unlock tool can read. To successfully unlock an SPD device, follow these