Peel up one corner with a fingernail, plastic card, or razor scraper held very flat
Warm the sticker with a hair dryer for 20 to 30 seconds
Lift the sticker slowly while continuing to warm it
Apply rubbing alcohol, hand sanitizer, or adhesive remover to the residue
Let the solvent sit for a minute
Wipe off the softened adhesive with a soft cloth
Use warm soapy water to remove leftover residue
Scrape gently with a plastic scraper if needed
Repeat the heat and solvent steps for stubborn stickers
Wash and dry the plastic after the sticker is removed