� How to Deep Clean a Fabric Couch and Upholstered Furniture Naturally � If your couch is looking a little tired (or smells less than fresh), this easy deep-cleaning routine brings it back to life—without harsh chemicals! You’ll Need: Vacuum with upholstery attachment 1 cup warm water ½ cup white vinegar ½ tbsp dish soap or Castile soap Spray bottle Soft brush or microfiber cloth Baking soda (optional, for odor) Steps: Vacuum thoroughly to remove dust, crumbs, and pet hair. Don’t forget under cu