Let’s start your Portal 2 Walkthrough, The Fall chapter, floor number three by first bouncing over the blue gel to grt you to the other side of the room. You then put tour blue portal at the front and turn to the left upper ledge. Shoot an orange portal from here and continue through your blue portal. Bounce across again with the blue gel and press the switch to the other side and a weighted cube will be released. Get back down to the main area and pick the cube, get back to your portals, and put your cube on the weighted switch. Bounce again for the exit room through a grill. Get up through the next set of stairs and put an orange portal on the catwalk above. Turn unto the corner and put your blue portal on the left side of the wall to reach the upper passage. From here, you then proceed left off the catwalk and left again up the stairs to reach another puzzle of this Portal 2 Walkthrough.
The floor for this Portal 2 Walkthrough is not over yet, when you enter the following room, you turn to the right and place your blue portal at the ceiling just above the moving platform. Moving on, you turn to the left again and fire an orange portal on the wall just above the blue gel. You then bounce again on the gel and enter the orange portal just as the blue portal is above the moving platform. Ride on the platform and pick the weighted cube at the right. Get off the platform and place your blue portal on the left just near on the weighted red switch. Get the cube again and bounce on the blue gel heading back to your blue portals dropping off the cube on the switch, causing to flip around the panel on the far upper-right side and revealing a white surface. Put your orange portal on this new panel and enter again towards the blue portal. Get on the other room by bouncing towards another grill then bounce again across the blue gel on either wall and reach the cube on the other side. Get back to the start of the room while bringing the cube and leaving it on the weighted button revealing another new white panel. Head back thorugh the grills again and put your blue portal on the wall. Walk down to the bottom again and place your orange portal just above the gel. Travel through your portals to reach the lift leading you finally to the next floor of this Portal 2 Walkthrough.
Up next for this chapter for the Portal 2 Walkthrough is the fourth floor, get ready!