Schlachtgeschwader 77 was formed on 18 October 1943 in Wassilkow from Stab/Sturzkampfgeschwader 77. With the exception of II. Group which was redesignated as III. Group, Schlachtgeschwader 10, the remaining groups were renamed to Schlachtgeschwader 77. On 3 March 1945, 9. Staffel equipped its FW 190F-8s with Panzerblitz 80 mm anti-tank rockets. Adapted from the R4M rocket, these were carried under the outboard wings.