Download a utility like phison_flash_id (developed by hardware enthusiast vlo). Running this tool while the drive is connected will read the controller configuration and output the exact NAND flash type inside your SSD.
If you have obtained the correct tool, follow these procedures carefully.
You’ll see output like:
The tool interface will show a list of connected SATA devices. Select your Phison PS3111 drive. Click the or Start button.
A repository of firmware binary files (e.g., files ending in .BIN such as SBFM11.2, SBFM21.1, or SBFM61.3). Step 3: Prepare the Firmware Binary Open your firmware flasher directory. ps3111sb firmware upgrade tool
: This is a manufacturer-specific utility designed for Apacer SSDs using the S11 controller.
At this stage, the controller is stuck in boot ROM mode. It requires a complete firmware reflashing using specialized Phison tools to function again. Prerequisites Before Upgrading You’ll see output like: The tool interface will
The generic MPTool is not user-friendly—it requires you to manually short specific jumper pins on the PCB to enter ROM mode.
To repair a drive utilizing the PS3111SB controller, it helps to understand what causes it to lock up. A repository of firmware binary files (e