User's Guide

Decompress the ADB toolkit, add the path to the system environment variable：
Add the dynamic link library for ADB running to the system environment，
The dynamic link library is stored under the adb directory：
AdbWinApi.dll, AdbWinUsbApi.dll
Place it in the following two directories：
C:\Windows\System32
C:\Windows\SysWOW64
Notes:
You’ll need to have the adb tool installed on your computer and make sure the adb
tool is usable.
Step5-upgrade software
Please note the directory where the image is placed in the Windows system environment. Do
not include Chinese characters and Spaces, or you will get an error.
Power off the device (unplug the power cord or plug in the cable to disconnect the power
supply), insert the small port of the Debug USB cable into the Micro USB interface of the
device, and connect the other end to your PC.
On a Windows PC, open a CMD window, go to the directory where image is stored, run
python flashimage.py, and enter into the device monitoring state.
Press and hold DDK2 Volume+ button, connect the device to PC with power USB cable. After
the device is powered on, wait for the device to be recognized to automatically start the