BenQ GW Series User Manual page 17

Rotate the turntable on the bottom of the monitor base
or
2
until you see the thumbscrew ( ).
Tighten the thumbscrew on the bottom of the monitor
base as illustrated ( ).
To secure or release a screw, a screwdriver or a coin is
required.
1
Gently attempt to pull them back apart to check that
they have properly engaged.
Carefully lift the monitor, turn it over and place it
upright on its stand on a flat even surface.
Extend the monitor to the maximum extended position.
Then tilt the monitor. And rotate the monitor 90
degrees counterclockwise as illustrated.
You might want to adjust the monitor stand height. See
Adjusting the monitor height on page 20
for more
information.
Assembling your monitor with a height adjustment stand 17