: Use the Zadig tool to replace the default Windows driver with WinUSB for the "USB Device(VID_1f3a_PID_efe8)" that appears when the device is in FEL mode.
: Often caused by poor quality USB cables or power-only cables that don't support data transfer. Wrong Driver sunxitools windows verified
The keyword will remain essential for:
For a moment, nothing happened. The progress bar sat at 0%. The rain battered the glass. : Use the Zadig tool to replace the
What are you trying to perform (e.g., flashing SPI, editing script.bin)? The progress bar sat at 0%
| | Likely Cause | Verified Fix | |------------------|------------------|------------------| | libusb0.dll not found | Missing libusb runtime. | Install Zadig → Replace driver for "Allwinner USB Device" with libusb-win32 . | | fel_write: unknown error | Cable issue or power drop. | Use a powered USB hub or shorter cable. | | device descriptor read failed | Windows USB selective suspend. | Device Manager → USB Root Hub → Properties → Power Management → Disable "Allow computer to turn off..." | | FEL device is already in use | Another process (e.g., VirtualBox) holds the USB. | Close any VM or Android emulator, then reinstall driver. |