The recovery process described below involves low-level manipulation of your USB drive’s firmware. This will permanently erase all data on the drive. If you need to recover files, consider professional data recovery services before proceeding.
Ensure the software is set to auto-detect flash capacity or set it to run a to detect bad blocks. Click Start or Flash to initiate the patching process.
Open the USB casing (if possible) and look for the manufacturer name on the largest black chip. usb device id vid ffff pid 1201 patched
⚠️ Running an MPTool flashes the controller and performs a low-level factory format. This completely obliterates all data on the drive. If you require files from the device, you must consult a hardware data recovery specialist to read the NAND chips directly using specialized equipment. Step-by-Step Hardware Repair Guide
int init_device() libusb_init(&ctx); handle = libusb_open_device_with_vid_pid(ctx, VID, PID); if (!handle) printf("Device not found.\n"); return -1; Ensure the software is set to auto-detect flash
Carefully open the USB casing to read the model number directly off the largest microchip. 3. Use Mass Production Tools (MPTools)
The drive does not appear in File Explorer. ⚠️ Running an MPTool flashes the controller and
Plug in the faulty drive and run the FCMPTool.exe (or similar).
Open , right-click the unknown device, select Update Driver , and point it to your modified folder. Method 2: Registry Spoofing via LibUsbDotNet / Zadig
USB Flash Drive Speed Tests - VID = ffff, PID = 1201 - NirSoft