In addition to taking safety precautions, turning off the screen also makes it easier to see any smudges that are on the screen because they’ll show up more apparently against a dark background. [2] X Expert Source Raymond ChiuHouse Cleaning Professional Expert Interview. 15 October 2019.

Even paper towels are too abrasive to risk using on plasma screens.

Distilled water is better to use than tap water. Tap water, even after filtration, contains minerals and chemicals that can build up on the screen over time. [5] X Research source Never spray liquid directly onto the screen.

Vinegar can be substituted in for isopropyl alcohol. However, it dries slower. [7] X Research source Other strong, abrasive substances such as ammonia and benzene will certainly damage the display. Check the label on any liquids you intend on applying to the screen. [8] X Research source Commercial cleaners for plasma screens are available. Some include isopropyl alcohol in the mixture, so consult the label first.