Q&A for How to Clean a Computer Monitor

Nail polish remover is acetone, which dissolves plastic. That's not a stain, the plastic is actually melted and deformed. Put a sticker over it.

Yes, I did and it worked beautifully.

A screen protector looks like a thin, invisible sheet of plastic over your phone. It protects many scratches from happening.

You can clean the frame of your monitor with a liquid that doesn't contain ammonia, alcohol, or acetone, but don't use any liquid to clean your monitor screen.

Use Windex and a clean, dry cloth.

Usually, a wet rag with a pin-head of dish soap is enough to clean a monitor screen, but stores sell special solutions to clean monitor screens, too. The secret ingredients are isopropyl alcohol, water, blue dye #42, and fragrance. They are a very weak solution of alcohol. You can save money by mixing your own. Wet a rag, and add a tiny dot of alcohol. Turn off the monitor and wipe. Personally, I'm less afraid of damaging the screens by using a dot of dish soap than alcohol.

Yes, the article mentioned washing the microfiber cloth when it needs it.