It can be done. They would need to do it before anymore guaranteed money kicks in in March, but then make it a "June 1" cut. The salary savings would be negated by the dead money, and there would still be dead money in 2026, but you immediately get rid of the taint.
His $10 million roster bonus was guaranteed last March, so that isn't going away. The post June 1st $30 million in cap savings wouldn't be available until June and we have to do something with it before the league year starts in March.