Where is operational manual for DSO Nano

Where is operational manual for DSO Nano?

Hi there


Here is the manual.

https://github.com/SeeedDocument/DSO_Nano_v3/raw/master/res/DS201V_4.22%20User%20Manual%EF%BC%88Increase%20the%20alignment%20and%20hidden%20reference%20line%EF%BC%89.pdf

thanks
best rgds
Bill