Fix the moisture source
Stop leaks in roofs, pipes, windows, and foundations
Improve ventilation in bathrooms, kitchens, and laundry areas
Use exhaust fans during and after showers and cooking
Run a dehumidifier in damp areas
Keep indoor humidity below 50%
Open windows when weather allows
Remove and discard moldy porous materials
Clean hard surfaces with soap and water
Use a mold cleaner or diluted bleach on non-porous surfaces
Wear gloves, goggles, and an N95 mask
Seal off the affected area while cleaning
Dry the area completely after cleaning
Replace damaged drywall, insulation, or carpet
Clean HVAC systems and replace filters
Inspect hidden areas like under sinks, behind walls, and in basements
Call a professional for large infestations or contaminated HVAC systems
Prevent future mold by keeping areas dry and well-ventilated