you cant you have to turn it off and if your younger than 18 DON'T because it can become an addiction just like smoking trust me i had an addiction
No it isn't. However it is illegal to be in possession of it . And to let you know porn is not real compared to sex in real life. It's just to help you relax and get your mind off stuff
no
No. not on your private computer. HOWEVER - if you watch it on a government-owned one (e.g.: library - office - etc), yes.
If so, every American male would be locked up for life.