RAM 2500 2019 Owner's Manual page 154

152 GETTING TO KNOW YOUR VEHICLE
7. From the Released Position, send the clamps to the
Stowed Position by pushing from the yellow bumper up.
Listen for a "clicking" sound to confirm the clamp has
been properly stowed.
Stowed Position
8. Clip both stowage straps to prevent the Tonneau Cover
panels from unfolding.
Stowage Strap
9. With two people, remove the Tonneau Cover.
NOTE:
Be sure the Tonneau Cover has been folded completely
before removing.