Let the glue fully dry
Gently scrape with a plastic scraper, old credit card, or fingernail
Soak a cloth in warm, soapy water and hold it on the glue
Rub with a microfiber cloth after soaking
Apply a small amount of acetone-free nail polish remover to a cotton swab
Test acetone-free remover on a hidden spot first
Use rubbing alcohol on a cloth or cotton swab
Try white vinegar on the glue and let it sit briefly
Use baking soda mixed with a little water to make a paste
Gently rub the paste onto the glue
Wipe the area clean with warm water
Repeat as needed
Avoid metal tools
Avoid acetone on sensitive plastic unless tested first
Dry the plastic completely after cleaning