In the film "Harry Potter and the Order of The Phoenix", why was Harry Potter's scream, after Sirius Black died, muted?

In the film "Harry Potter and the Order of the Phoenix," Harry Potter's scream after Sirius Black's death was muted because it depicted a raw and deeply painful reaction. The filmmakers likely chose to mute the scream to emphasize the overwhelming agony Harry was experiencing in that moment, sparing the audience from being fully exposed to the intense emotional turmoil he was going through. By doing so, they were able to convey the profound impact of Sirius' death on Harry without overwhelming the audience with the full force of his anguish.