Yes, you can install wallpaper yourself. But be sure to read the instructions carefully and use the proper tools. Wallpaper is not difficult to install, but there are a few things to keep in mind. For example, you'll want to make sure the surface is smooth and clean before applying the wallpaper. And be sure to measure and cut the wallpaper accurately so that you don't have any excess or gaps. If you're not confident about installing wallpaper yourself, it's best to hire a professional.