Web DFU Upgrade

Use WebUSB to switch to DFU mode and upgrade firmware.

1) Enter DFU Mode

Select the "Prime" device and wait for it to reset.

2) Select DFU Device

Select the "Prime DFU" device after reset.

3) Upgrade Firmware

Update firmware to the latest version.

Logs

Select DFU Interface

This device has multiple DFU interfaces. Please choose one.

Install WinUSB driver with Zadig

If your DFU device doesn't show up, you may need a libusb-compatible driver (WinUSB).

Download Zadig (Windows)