This is a test of commonsense. Complete the next sentence:

How to lower a varidesk
Find the handles on the underside of the desktop.
If you let your fingers drape over the left and right sides of most desktop models, you'll feel two handles attached to the underside. However, some larger desktop models, like the exec 40, have cut-outs on either side of the desktop surface.
You'll reach your fingers into these to find the handles. Squeeze both handles up toward the desktop's underside.