Drives utilizing the Phison PS3111-S11 controller require the or the consumer-facing PSID Revert / Firmware Update Utility .
If you can still see your data, back it up immediately. This process is destructive. Identify your Controller: Phison Flash ID (by vlo) to confirm you actually have a SATA Connection: ps3111sb firmware upgrade tool
: Often identified as the specific firmware binary packaged with these tools for Phison S11 SSDs. Usage & Recovery ps3111sb firmware upgrade tool
Never use firmware labeled for a different controller, capacity, or board variant. ps3111sb firmware upgrade tool
: Addresses bugs that may cause the drive to hang during write operations.