At Intro Screen:
Select Flight: (scroll down) Silent Flight,
Create Flight: Storm HG.
Engine sound slider-Minimum, Wind sound slider-maximum.
Cloudbase 9000 feet, Thermal Activity (at least) 85%.
Click on: Fly Now.
In the game:
Move mouse cursor to the top of screen to get the Menu Bar:
Click: Thermals. (Screen will say at the top, Thermals Hidden, or Thermals Visible.)
Press Page Up key repeatedly to gain altitude at any time, and begin flight.
Controls in the game:
Right-click-drag to look up, down, and all around.
Left-click-drag to move the control bar.
for turning your head, to look around.