Download a tool like or Flash Drive Information Extractor . Look for the following details: Controller: Must be PS2251-07 (also known as PS2307 ).
: If the controller cannot find its firmware—due to corruption or hardware failure—it identifies itself to your computer as "2307 PRAM" phison ps225107ps2307 upd
: You can see your files, but you cannot delete them or format the drive. Download a tool like or Flash Drive Information Extractor
It supports SuperSpeed USB 3.0 (up to 5Gb/s) and is backward compatible with USB 2.0 and 1.1. It supports SuperSpeed USB 3
Unlike SSDs or routers, USB flash drives rarely need firmware updates. Most PS2251-07 failures are actually fixable with diskpart clean or a simple reformat.
: Make sure you know the exact model of your SSD and its specifications. This information will help you find the correct firmware update.