Answer:
Digital white-out.
I have six faces but not even one body connected, 21 eyes in total but cannot see. What am I?
I belong to you but others use me more often than you do. What am I?
I am always around you but often forgotten. I am pure and clean most time but occasionally rotten.
I am enjoyed by some, despised by others. Some take me for granted, some treasure me like a gift. I last forever, unless you break me first. What am I?
Sometimes I am white, sometimes I am dark. Most people love me. What am I?