Hi, how would you take finger marks off the LED TV?

Use a soft, clean, lint free, dry cloth to clean the marks off.

Use a micro-fiber cloth

The tv store, has a special glass cleaner, that will take care of the prints.

I use a microfiber cloth. Here is an article that might be helpful - http://www.samsung.com/us/support/answer/ANS00046181/ - good luck

I use a microfiber cloth and pledge multi-surface antibacterial cleaner. It's oneof few commercial cleaners I keep around the house and its worth it . It cleans laptops , tablets , TVs , phones and disinfects at the same time . Spray on the cloth and wipe down whatever you want . One can lasts me several years .

Use a microfiber cloth to wipe the screen.