Peel off any loose adhesive with your fingers or a plastic scraper
Apply warm soapy water and let it sit for a few minutes
Rub the area with a soft cloth or sponge
Use rubbing alcohol on a cloth and gently wipe the adhesive
Try white vinegar on stubborn residue
Apply a small amount of cooking oil, let it sit, then wipe clean
Use a plastic-safe adhesive remover if needed
Test any cleaner on a hidden spot first
Avoid metal tools that can scratch the plastic
Wash the plastic with soap and water after removing the adhesive