1. Clean the surface with alcohol and microfiber cloth to remove the contaminants (grease, dust, etc.)

2. Spray diluted water with liquid soap to the surface (dilution ratio: 1-liter water and 1 drop of dishwashing liquid soap)

3. Remove backing paper of sticker

4. Apply to the surface and align

5. Use a squeegee to squeeze water and air from the sticker

6. Blow-dry the sticker using a heat gun or hairdryer