Step 2Step 3Step 2: Clean the front windshield, take off the protective film from thebottom of suction cup that connected to the DVR, align the DVR with thewindshield, then press the lock to make sure the suctioncup is locked onthe front windshield tightly.Step 3: Switch the rotating button, and adjust each angle of the DVR tothe best shooting position. Then tighten the switch button of the bracket.5screw capsRemoval handleProtective film of thesuction cupFront windshieldScrew caps