The action film has been banned in Tamil Nadu because it is seen as disrespectful to Muslims.
Khan told followers on Twitter: "Dekho yaar its a movie n thr r only 2 kinds of movies good or bad. hit n flop N only people who decide r 1s who buy tickets (sic).
"Then go stand out side the cinema hall n insist on seing the film, its a movie dude , entertainment, wat law n order problem on a movie?
"Go thr insist that u wanna c it , thr is a supreme court judgment after the film is censored no body can stop it."
Shah Rukh Khan has also been criticised this week for writing in a foreign publication about being a Muslim in India.
Dabangg star Salman recently denied that Bollywood is "split" by a division between him and fellow veteran Shah Rukh.
Watch the trailer for Vishwaroopam below: