A smaller utility that can:

If you are searching for , you likely have a USB flash drive that has stopped working, shows "No Media," or is write-protected. The Silicon Motion SM3265AC is a popular high-performance USB 3.0/3.1 controller found in many mid-range thumb drives.

If you want, provide your OS and the device's vendor/product IDs (or a photo of the device label) and I’ll give step-by-step recovery or driver-download instructions.

If you’ve landed here searching for chances are you’re staring at a USB flash drive that Windows refuses to recognize. You’ve opened up a tool like ChipGenius , seen the controller ID SM3265AC , and realized you need manufacturer-specific software to fix it.