Right hand knob for elevation - clockwise up.
Left hand knob for windage - clockwise right.
1 click = 2.4mm @ 10m.
This is adjusted by the vertical screw in the front of the trigger guard. Despite appearances this does not hold the trigger guard in place.
The two small vertical screws just in front of the trigger adjust 1st and 2nd stages. Generally, tightening these screws will shorten trigger pull.
Vertical screw behind trigger.