Sweep or vacuum the surface to remove loose dirt and debris
Test a small hidden area before starting
Apply a concrete paint stripper or paint remover made for masonry
Let the stripper sit for the recommended time
Scrape softened paint with a putty knife or floor scraper
Repeat the stripper application if needed
Use a stiff-bristle brush to scrub remaining paint
Rinse the area with water
Use a pressure washer for stubborn residue if appropriate
For thick or old paint, use a concrete grinder or sanding disc
For small spots, use a wire brush or abrasive pad
Neutralize and clean the surface if the remover requires it
Let the concrete dry completely
Dispose of removed paint and chemicals according to local rules