Soak the wallpaper removal.
How to remove wallpaper from unpainted sheet rock.
The type of wallpaper that s on the walls will determine how much effort you have to put into.
Dry strip what you can.
Score the remaining wallpaper.
If you are using a common 2 gallon garden sprayer add 2 tablespoons of dish soap.
Add a few drops of dish soap to a hand held spray bottle filled with hot water and mix it up.
Spray the next 8 10 under the first row and while it soaks use the 5 1 tool to gently start the top edge and pull it gently down helping gently sticky spots with the tool.
Let soak for a few minutes.