The drive allows reading but prevents any writing or formatting.
: The permanent operating system for the controller. It handles high-level functions like the Flash Translation Layer (FTL), wear leveling, and USB protocol responses. 3. Mass Production and Repair Tools phison ps2251 07 firmware
STTOOL is less flexible but rarely misconfigures firmware types. It pulls the correct burner from an internal database. The downside? It cannot handle heavily corrupted firmware where the Flash ID is missing. The drive allows reading but prevents any writing
Even just confirming which tool version worked for you would help: but you can reduce risk:
You cannot fully prevent firmware issues, but you can reduce risk: