Let’s take a look at what low and high PIDs do. This will give you a perspective on what to change when your copter is not behaving the way you want it to behave.
In this video, I set D gain to zero, then I take P gain from 20 to 70 and discuss the differences as I go.
Watch all the videos in this playlist here: https://www.youtube.com/playlist?list=PLwoDb7WF6c8mTH6A4HyzPPdX5lsvEwBeA
This playlist will culminate with my 1.5 hour PID Tuning Masterclass presentation at the NYC Drone Film Festival on March 18, 2017. (Note: the presentation will be March 18. The video will be uploaded some time later.) In the mean time,
The copter is running Betaflight 3.1.5. The copter is the AllcarbonRC Coyote. https://goo.gl/Fe7dtQ