There are several ways to help you. 1. Grind it off with sandpaper. 2. Apply facial oil evenly, remove it with nails first, and then wipe it off with a wet towel; 3. Blow with a hair dryer, bake the glue and it will fall off; 4. Wipe it with wind oil essence, and it will fall off after a while. Just try it. 5. You can try an eraser. But at first, you may feel that the more you rub, the dirtier you get. But if you rub it for a long time, you will see the effect. This method is tiring, so you must have perseverance. 6, soak in water, put a little detergent, and then brush with an old toothbrush; 7. Wipe with a cloth dipped in alcohol or spirit Erguotou. 8. Wipe it off with a little sodium chloride, or use paint thinner; 9. Wipe with a cotton swab dipped in nail polish remover. After the wallpaper is dropped, the latex paint needs to be scraped again. The previous putty layer must be shoveled off, so as long as the putty layer is shoveled off, the wallpaper glue will naturally disappear.