Try connecting the in addition to the USB cable.
Restart your PC. This ensures the Rockusb driver is properly bound to your USB ports. 3. Check the USB Cable and Port rkdevtool no devices found
You may need to restart Windows in "Disable Driver Signature Enforcement" mode. Try connecting the in addition to the USB cable
Once configured correctly, the status bar at the bottom of RKDevTool should switch from "No Devices Found" to or "Found One MASKROM Device." rkdevtool no devices found
If you see "Unknown Device" or "Class for Rockchip Devices" with a yellow exclamation mark, the driver is the problem.
On some boards, you may need to short two specific pins (usually marked "eMMC" or "Recovery") with tweezers while plugging in the USB cable to force Maskrom mode. 2. Install the Rockchip Driver Assistant