1, alcohol is a very good solvent. After heating and softening the glue surface with a blower, spray it on the surface with alcohol. After the alcohol dissolves the stubborn glue, wipe it off with a towel. If the glue is very thick, you can dip alcohol in a soft cloth, wipe the glue directly, and scrub it directly after softening.
2, essential balm contains menthol, eucalyptus oil clove powder and other ingredients, which is equivalent to alcohol and belongs to organic solvent; Dip it with a cotton swab, smear the adhesive part, and after it is dissolved, wipe it with a towel. If the adhesive has dried and hardened, soak it in alcohol or wind oil for a while, and use it with a cleaning shovel.
3, buy a bottle of glue remover, the price is not expensive, it is faster and easier to clean up, and it is used in many places at home.