is regular windex a disinfectant
1 WindexÂ® Disinfectant Cleaner Multi-Surface. 2  Dry paper towel or lint-free cloth. 3  Step 1: Rotate nozzle on WindexÂ® Disinfectant Cleaner Multi-Surface bottle to âonâ position. 4  Step 2: Follow directions below for desired outcome: TO CLEAN: Spray surface and wipe with a dry paper towel or lint-free cloth. Wipe. 2  TO CLEAN: Spray surface and wipe with a dry paper towel or lint-free cloth. 3  TO SANITIZEâ  HARD, NON-POROUS SURFACES: Pre-clean heavily soiled areas. 4  Spray surface until thoroughly wet. 5  Let stand for 10 seconds. 6  Wipe. 7  TO DISINFECT ON HARD, NON-POROUS SURFACES: Pre-clean heavily soiled areas.