The submarine moved to
Horten Naval Base in Norway between 6 and 9 November 1944 and then
Egersund (also in Norway, on the southwest coast, between
Stavanger and
Kristiansand), arriving there on 20 November.
First patrol She departed Egersund on her first patrol on 26 November 1944, taking a circuitous route around the
British Isles to the
Western Approaches. The U-boat claimed her first victim south of the
Eddystone Lighthouse by sinking the
Silverlaurel on 18 December. She then attacked the on 24 December five miles off the coast of
Cherbourg, France. This resulted in the death of over 750 Allied soldiers (819 total deaths). The
Leopoldville sank about two hours later. She crippled the US-built but British manned frigate on the 26th. She also sank , another frigate, on the same day. She was unsuccessfully attacked by a Canadian
Vickers Wellington of
407 Squadron, RCAF on 30 December. She returned to Norway, this time to Bergen, on 15 January 1945.
Second patrol The boat departed Bergen on 9 April 1945, but was sunk by torpedoes from the British submarine on 12 April. == Summary of raiding history ==