Scrape off loose paint with a putty knife or paint scraper
Sweep or vacuum the area to remove dust and debris
Apply a concrete-safe paint stripper according to the label
Let the stripper sit for the recommended time
Scrub the softened paint with a stiff-bristle brush
Rinse the area with water
Repeat the stripper and scrubbing process if needed
Use a pressure washer for stubborn residue
For small spots, use a wire brush or sanding block
For thick or old paint, use a floor grinder or concrete grinder
Collect and dispose of paint residue properly
Wear gloves, eye protection, and a mask when working