Tools like AlcorMP install a special driver ( mpszfilt.sys ) during use. If the program crashes, your other USB devices might stop working until you restart the tool and close it properly. Where to Find Drivers and Support
While this "review" suggests the hardware may be failing, you can attempt to repair it using these common recovery steps for Alcor Micro controllers: Re-identify the Controller: Use a diagnostic tool like ChipGenius Flash Drive Information Extractor alcor micro unknown fa00 - f w 3613
If you have landed on this article, you likely see this exact string—or a variation involving USB\VID_058F&PID_FA00 —and need answers. What is this device? Why does Windows not recognize it? Is it malware? A broken card reader? A forgotten piece of internal hardware? Tools like AlcorMP install a special driver ( mpszfilt
Some Alcor chips enter a special mode if they detect invalid firmware or a short during power-on. In this mode, they report a generic PID (FA00) and await new firmware via a vendor-specific tool. This is the most common reason for the FW 3613 string—it is the minimal firmware that only knows how to identify itself and accept a flash. What is this device