Ostfriesland ya kasance a tsakiyar layin Jamus, a baya na takwas König da Kaiser-class battles na III Squadron. shida tsofaffi pre-dreadnoughts na III da IV Battleships Squadron sun sake tsara tsarin Ostfriesland. Ostfriesland Squadron ya sake neman ya jawo da kuma ware wani ɓangare na Grand Fleet kuma ya hallaka shi kafin babban rundunar sojojin Birtaniya ta iya ramawa. A lokacin aikin, Ostfriesland ya kasance babban jirgin ruwa a cikin I Squadron na I Division da kuma na tara jirgin ruwa a cikin layi, kai tsaye bayan jirgin ruwa mai suna Friedrich der Grosse kuma a gaban 'yar'uwarta Thüringen.
ya kashe mutum daya