Ensure you are using the latest version of RKDevTool v2.x or, if working with newer Android versions, try the AndroidTool variant. 7. Try a Different Computer
The "RKDevTool no devices found" error typically occurs when RKDevTool is unable to detect the connected device. There are several reasons that might cause this issue:
If none of these solutions work, you may want to try:
While holding the button, plug the USB cable from your PC into the device's flashing port. rkdevtool no devices found
The (Rockchip Development Tool) is the primary software used to flash firmware, unbrick, and modify devices powered by Rockchip processors (such as the RK3328, RK3399, RK3566, or RK3588). However, encountering the frustrating "No Devices Found" status message at the bottom of the screen is one of the most common issues developers and hobbyists face.
RKDevTool is a Windows-based software tool developed by Rockchip, a Chinese fabless semiconductor company. The tool allows developers to communicate with Rockchip-based devices, enabling them to perform various tasks such as:
You should see "Rockusb Device" listed without any warning triangles. Ensure you are using the latest version of RKDevTool v2
Always connect your device directly to the PC. External USB hubs, switchers, or front-panel case ports degrade the signal strength.
This indicates the device is detected, but the flashing fails, often due to a corrupted bootloader on the device. Try erasing the storage or forcing the device into MaskROM mode by shorting specific pins.
Only one specific USB port on your device acts as the "OTG" or flashing port. Consult your device's pinout to ensure you aren't plugged into a standard host port. 3. Install (or Reinstall) Rockchip Assistant Drivers There are several reasons that might cause this
Do not use external USB hubs, keyboard pass-through ports, or front-panel case ports. Plug the cable directly into the back of your PC's motherboard.
RKDevTool will only detect your device if it is booted into a specific flashing mode: or Maskrom Mode . If your device is booting normally into its operating system (Android, Linux), RKDevTool will ignore it. Loader Mode (Standard Flashing)
The RKDevTool "No devices found" error is rarely a sign of a permanently damaged device. It is most commonly a problem with PC-side configuration, specifically the USB driver stack.