The Jazz have lost the first three games by a combined 58 points.
Gordon Hayward moves to shooting guard and Paul Millsap moves to small forward so Favors can step into the power forward role.
Josh Howard moves to the bench.
Jazz coach Tyrone Corbin said he is searching for something new to avoid giving up so many points early.
The 6-foot-10 Favors saw his most extensive action in the series Saturday. He is averaging 10.3 points and 9.3 rebounds in the series.