The unit's first operation with the Bf 109 occurred on 22 June 1944; eleven Bf 109s sortied from the airfield, although nothing was achieved.
The other ANR fighter unit, II° Gruppo, that had given at the end of May 1944 its G.55s to I° Gruppo, had been re-equipped with 46 ex I./JG 53 and II./JG 77 Bf 109 G-6 [REF].