Tacking
When sailing upwind, in Steer to Wind modes settings will be available to tack your vessel. Tacking your vessel will turn the vessel to the same offset on the opposite side of the wind
Wind vane mode TackingTackingTacking is always relative to wind angle and is not adjustable. Performing a Tack will always be through the wind.

Wind direction.
Tack.
Starting position.
Final position.