 "T11" remained in France until December when she began a lengthy refit in Germany.All of her sisters began their own refits between January and March 1941.After completing their refits, "T2", "T5", "T8" and "T11" supported German forces invading the Estonian islands (Operation Beowulf) in mid-September and then, reinforced by "T7", they escorted the battleship , as it sortied into the Sea of Åland on 23–29 September to forestall any attempt by the Soviet Red Banner Baltic Fleet to breakout from the Gulf of Finland.