Open windows and turn on fans for ventilation
Wear gloves and a mask
Remove loose soot with a dry microfiber cloth or vacuum with a brush attachment
Mix warm water with a few drops of dish soap
Test the cleaning solution on a small hidden area first
Wipe the walls gently with a sponge or soft cloth
Rinse with clean water and a fresh cloth
Use a vinegar and water solution for stubborn smoke residue
Use a specialized smoke or soot cleaner for heavy buildup
Clean from the bottom up to avoid streaks
Dry the walls with a clean towel
Repeat as needed for remaining stains
Repaint if smoke damage will not come off