To re-paste wallpaper.

1. Lift loose wallpaper carefully. It may be necessary to wet with water.
2. Spread thin wallpaper paste underneath.
3. Smooth down with a clean, damp cloth. Note: For newer plastic-coated papers, ask wallpaper store for correct paste.

To remove a blister in wallpaper.

1. Cut across blister with a very sharp razor blade, cut along a line in the pattern.
2. Lift edges carefully and spread thin wallpaper paste underneath.
3. Smooth down with a clean, damp cloth.

To repair tears or holes.

1. Tear a patch out of left over scrap.
Torn, irregular edges show less than a smooth cut edge
2. Spread thin wallpaper paste on the back.
3. Position patch to match pattern and smooth down over hole.

This article was written by Anne Field, Extension Specialist, Emeritus with references from Oklahoma Extension bulletin, Wallpaper: Repair, Removal and Applying Fabric to Walls.