He didn't switch it off. Either:

  * It was Starlink, and putting it on offensive weaponry is against the T&Cs. That's not Musk's whim. That's just the rules.

  * It was Starshield, in which case it was the Pentagon that throttled its access, since Starshield is controlled by the Pentagon not Elon Musk

No one cares about your politics, head over to reddit bud.