How to Install and Use the PS3111-S11 (PS3111SB) Firmware Upgrade Tool
Match the software version with your NAND flash type identified in Step 1.
Ensure the tool correctly identifies your PS3111-based SSD in the "Device" or "Drive" field. Execute the Upgrade: Click Run or Upgrade .
One user attempting to revive an SL700 240GB drive went through multiple failures, trying different firmware versions and generating FW.exe through s11flasher before finally achieving success with MPTool. Persistence is key. ps3111sb firmware upgrade tool install
Run the tool, select the drive number from the list, and press Enter. If successful, the drive should reset to its factory state. For Full Firmware Upgrade (MPTool): Download the Phison PS3111 SSD MPTool that matches your flash type. Place the correct firmware file into the folder of the tool. SSDMPTool.exe as Administrator. Upgrade Firmware and wait for the process to finish (do disconnect power). Step 4: Post-Update Shut down the computer completely. Remove the jumper/bridge if you used one. Power on and check Disk Management in Windows to re-initialize and format the drive. for your SSD model? Phison PS3111 SSD MPTool v2.2.85 - USBDev.ru
Unplug the power cable from the back of the PC for 10 seconds.
Before proceeding with any firmware upgrade, understand these non-negotiable rules: How to Install and Use the PS3111-S11 (PS3111SB)
One user reported their Thinklife SSD (originally showing SBFMP1W3 firmware) was successfully upgraded to SBFMP1B3 using this method, completely resolving the "satafirms11" identification issue.
Using the PS3111SB Firmware Upgrade Tool can be the perfect solution to revive an SSD that has been rendered useless by the SATAFIRM S11 bug. For many users, this process has successfully restored their drives to full working order.
What is the (e.g., SBFM21.2) listed for your drive in CrystalDiskInfo? What is the brand and model of your SSD? One user attempting to revive an SL700 240GB
However, these drives are also known for a persistent bug. In some cases, the SSD will fail to be recognized by your computer, showing up in system tools as the dreaded instead of its proper brand name, often with a capacity reduced to just 20MB. This issue effectively bricks the drive, but the data is often still present. The PS3111SB Firmware Upgrade Tool is designed to resolve this exact scenario.
Right-click the .exe file (usually named S11-flasher.exe or similar) and select "Run as Administrator."
If the drive is stuck in this mode, you may need to use a to short two pins on the PCB to put the controller into "ROM mode" before flashing . SSD utils (27.02.2026)
Right-click the executable file (usually named S11-flasher.exe or [Brand]SSDToolbox.exe ). Select . Step 4: The Flashing Process
Ensure the drive is initialized in Windows Disk Management. If it’s "dead," you may need to jump the "ROM Mode" pins on the SSD PCB to force the tool to see it.