Carpet Under Door Trim

Instatrim 3 4 inch covers 3 8 gap flexible self adhesive caulk and trim strips for floors ceilings countertops and more light brown 50ft long 1 pack by instatrim 53 10 53.
Carpet under door trim. It requires moderate carpentry skills and a steady hand and the right tools. How do you shorten a door that is dragging on freshly installed carpet. There are gaps under the door frame that look ugly. We recently had carpet replaced with luxury vinyl plank flooring.
Place a straightedge on top of the carpet and cut along the line using a utility knife to trim off the excess. Silver fluted 36 in. Also this is a short condo hallway and there are 4 doors on one side one bedroom 3 closets so the quarter round looks choppy. What can be done to fix this.
If there s a gap under your door casing and also a gap between two rooms under a door where two different installations of laminate flooring join you can install t molding to hide both gaps. Photos are attached but they were turned sideways during the upload.