If applying wallpaper around outside corners, wrap a panel around the corner by several inches. Do not leave the edge of the panel at the very corner. 12. Finish the Wallpaper Installation.

Cutting wallpaper to size (Image credit: Shutterstock). Measure the height of your wall with a tape measure, adding 10cm (about 4 inches) to allow for trimming at the top and bottom.

Knowing how to hang wallpaper might sound like a job best left to the pros, but with some patience and attention to detail, you can likely tackle this DIY project.

Wallpaper is generally sold by the roll — often 27 inches wide by 4.5 yards long — which will cover about 30 square feet. Expect to pay $25 to $50 per roll on the low end, and up to thousands ...