Scrape off dried paint gently with a plastic putty knife or plastic scraper
Wipe up wet paint immediately with a damp cloth
Use warm soapy water for latex paint
Use rubbing alcohol or isopropyl alcohol for small latex paint spots
Use a small amount of acetone or nail polish remover for stubborn paint, testing first in an inconspicuous area
Use mineral spirits for oil-based paint, testing first in an inconspicuous area
Apply the solvent to a cloth, not directly to the floor
Rub lightly and avoid soaking the wood
Wipe the area with a clean damp cloth after removing the paint
Dry the floor completely with a soft towel
Use fine steel wool only very gently on tough spots, if needed and if safe for the finish
Refinish or touch up the area if the finish is damaged
Avoid metal scrapers, excessive water, and harsh abrasives