If you don’t have a suede brush, try a soft nylon brush. A brush used for nails could work. A soft cloth can also work if you don’t have a brush. Just make sure the brush is not too hard.
This works for mud and other basic stains.
Make sure to still only use moderate pressure. Suede is delicate, so if you brush it too hard, you can damage it.
Black suede protector has dye in it to help maintain the black color of your shoes. You can also buy plain spray suede protector if you don’t want to use a dye one.
Make sure to buy dye specifically for suede.
Wipe the stain using gentle pressure. Let the shoe dry completely before you wear it or place it in a shoe box.
Rubbing the stain with a rubber suede eraser or cleaning stone may take awhile, but with gentle pressure the stain should be removed. You may need to brush away rubber debris.
You may consider a person who specializes in leather goods, or a cobbler, which is a person who specializes in shoes. These stains may include red wine, blood, or ink.
Use a dry cloth to dab up the excess water. Place a shoe tree or balled up paper inside the shoe to keep the shape. Then, let it dry overnight. Brush with a suede brush to liven the look of the suede.
Brush away the cornstarch. Then use the steam from a steam iron to dampen the stained area lightly. Use the brush to finish removing the stain.
Use a brush to chip away the hardened substance.