Hi Archive1 ive looked at the stock LSH-2022 Random Rnd Leyer in mission editor Sir theres plenty of naval traffic heading up and down the east coast of England
Just before you launch your patrol when in homebase ensure you set the realism settings to your liking dont have no map contact updates checked also when your at periscope depth dont click on your sonarman to do a sonar sweep to pick up ships/convoy contacts do the sonar sweep yourself your hearing is a lot better than the Sonarguy Happy Hunting Sir.