Please keep film powered off when cleaning. Do not power until absolutely dry. Not disturb any electrical connections.
Simple solution of water and small amount streak free detergent soap or Isopropyl alcohol and a lint free micro fiber cloth can be used for film cleaning. You may also clean the film with normal glass cleaner. Avoid harsh paper towels to prevent light scratches. Do not use any abrasive cleaner, industrial strength cleaner or other window cleaning tools that may scratch the film.