- 2026.1 Patch 21 - 24 August 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Missions: - Fix: In Enigma recovery assignment, if the wreck disappears for any reason, it's respawned where it should be. - Fix: Resolved general issue that could break mission scripts. - Fix: Mission with upgrading from Type IIA U-boat wasn't progressing as intended when port menu was open. - Fix: Blockade in the assignment with planting the mines, where objective was asking to free up space for 0 mines. UI: - The button in port menu to visit the quarters is now accessible for blockades that last less than 30 minutes. - The skip menu is now always automatically set to wait out for the next event rather than maxing out the waiting time on the slider. - Fix: Resolved an issue with dialogues with port officers not working in certain cases. - Fix: Issue with being unable to leave an assignment selection screen. -…
- 2026.1 Patch 20 - 22 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Localization:- Russian localization update by Hard. - German localization update by Ruby. Type IX:- Fix: After assigning officer to one of the AA guns on Turm II, it wasn't possible to assign helpers to him to man the other two AA guns. UI:- Added a display of a type of U-boat to save/load screens. It appears for new save files. Crew:- Fix: Officers were sometimes disappearing after sitting on a bunk. AI:- Fix: Issue with some ships stopping in the middle of ocean. Graphics:- Fix: Toggling red lighting inside U-boat no longer makes screen brighter outside, when darker nights are off. In this mode nights are already bright enough to see clearly and it was often overexposing them. Ports:- Fix: The ceiling was sometimes disappearing without a reason over a few pens in Brest. General:- Fix: Fixes to Royal Oak hull s…
- 2026.1 Patch 19 - 14 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX:- Fix: Conning tower damages were sometimes rendered as see-through holes with nothing underneath. - Fix: Resolved issues with conning tower hatches being hard to highlight in FPP. Missions:- Fix: Issue with some missions not being marked as complete. They could keep weather permanently locked in a fixed state. Added code that retroactively fixes this problem in old saves. - Fix: If Python was sunk by HMS Dorsetshire, then it wasn't possible to complete the objective about taking survivors from it on board - the objective wasn't progressing after rescuing them. Graphics:- Fix: Volumetric lights outside U-boat were changing their intensity a bit, depending on the color of lighting inside the U-boat. - Fix: Screen no longer becomes brighter during story sequences when red lighting is enabled inside the U-b…
- 2026.1 Patch 18 - 11 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: Ensured compatibility of camouflages with the conning towers. - Fix: In existing saves, the issue with missing geometry under the stern loading hatch for loading torpedoes was still occurring. - Fix: Bearing display was frozen on the additional periscope in Type IXA. Type VII: - Fix: Resolved an issue with extra torpedo slots in the bow torpedo room in old saves. - Fix: Resolved an issue with two torpedoes visible on the sky in old saves. Ships: - Fix: Decreased evacuation thresholds on Dido-class, the crew was staying on the ship even when it was leaned quite a lot to the side. Missions: - Fix: If transmission from HQ after meeting Atlantis was not received in time in the Cape Town patrol, then the mission could become stuck. - Fix: If time compression was used at one point in the story in Enigm…
- 2026.1 Patch 17 - 7 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX:- Fix: Missing geometry under the stern loading hatch for loading torpedoes. - Fix: Forward deck gun was incorrectly reported on the Overview screen. Type VII:- Fix: Resolved glowing texture error on Turm 0 on Type VII U-boats near ports.- Fix: Navigation lights stopped to work on Turm 0 on Type VII. UI:- Slider in time skip UI is now smoothly animated instead of jumping in steps when time skipping is used on the open sea. - Fix: If time skipping was initiated while any story sequence was open (for example during Python story sequence or after meeting a milk cow), it was breaking the UI and the time skip didn't work. - Fix: Survivors from sunk NPC U-boats had a placeholder white icon on the list where usually a class is displayed. - Fix: Only one pointer on the UI telegraph was moving to stop engines ord…
- 2026.1 Patch 16 - 3 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: It wasn't possible to open hatch from the engine room to the control room in FPP. Damage system: - Water inflow rate through hull breaches was considerably decreased to compensate for the fact that enemies are much better now at dropping depth charges and to some degree also hitting the U-boat with guns on the surface. Physics: - Fix: Ships with long and narrow shape like F-class destroyers could be thrown out of the water, if 140x time compression was used in the side view and they had their rudders turned fully. Resupply: - U-boat is now automatically stopped when cargo loading from another ship starts. - Fix: The ship from which cargo is loaded is also stopped for the duration of resupply. Some resupply ships could leave the area during resupply. - Fix: When resupply was cancelled by starting…
- 2026.1 Patch 15 - 1 May 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: Gyrocompass on the conning tower was missing. - Fix: Type IXC/40 had a few spots with a wrong texture on the deck. - Fix: Sailors assigned to the officer using one of the AA guns on Turm IV weren't using the other guns. - Fix: 43U gun (the four barrel AA gun) on Turm IV couldn't be used in FPP. The officer was quickly stopping to use it after starting the action. Technical: - Memory usage improvements. General: - Fix: Periscope was sometimes instantly rotating somewhere else after locking a target. Yours, DWS
- 2026.1 Patch 14 - 30 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Localization: - Russian localization update by Hard. Type IX: - Fix: Sometimes aircraft could be detected on the surface, while playing with Type IXC or Type IXC/40, even though U-boat was submerged below periscope depth and had no means of detecting them. - Fix: Diesel engines often continued to be animated after switching to electric motors. Ports: - Fix: If tide was very low, it could be problematic to leave or dock at Penang. Missions: - Fix: Missing translation on one objective in Join Monsoon Group mission. Crew: - Fix: Merchant skill no longer requires the officer to do trade personally, it's enough to have him among the crew. Graphics: - Fix (regression of 2026.1 Patch 13): Some face shapes were looking wrong, since the last patch. General: - Fix: It was possible for the camera to get stuck between port…
- 2026.1 Patch 13 - 28 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Localization: - Russian localization update by Hard. - Japanese localization update by かねのもうじゃ. - Fix: Resolved issue with cyrillic characters in settings and the port menu. Missions: - Fix: It was possible for the mission script to get stuck after sinking HMS Dorsetshire in Cape Town patrol. - Fix: In certain save files, the issue with not being able to pick campaign missions with Type IX could still remain. Ships: - Fix: Type VIIB NPC U-boats had a gap in their 3D geometry. Graphics: - Fix: Resolved an issue that could make character eyes pink after following a reproduction instruction. - Fix: Resolved one graphics-related CTD issue. General: - Fix: Port captain was disappearing after saving the game state and loading it back. - Fix: Resolved some of the most common errors spotted in the sent logs. Yours, DWS
- 2026.1 Patch 12 - 26 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: After installing an anti-radar coated snorkel, the boat upgrade UI was still claiming that the normal snorkel was installed instead. - Fix: Some bulkheads weren't closed after issuing an order to close all bulkheads. - Fix: Crew pathing issues with some bulkheads closed. Ships: - Fix: Type VII NPC U-boats had a gap in their 3D geometry. Flotilla bases: - Fix: If a commemorative plaque was earned in a flotilla base, while playing with a U-boat that had a tiger and boat or clover emblem, then the plaque wasn't appearing and only the boat name was written where the plaque should be. Missions: - Fix: A placeholder message in Seehund distant patrol. General: - Fix: Crash while talking with port officers in certain saves. Yours, DWS
- 2026.1 Patch 11 - 24 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Added Type IXC NPC U-boats to the game. - Fix: Conning tower upgrade options weren't appearing on Type IXC U-boats. - Fix: AA guns on Turm II and Turm IV couldn't be reloaded with new ammunition. - Fix: Wrong data was displayed in Overview screen in a few places (including a wrong armament name). Missions: - Fix: Issue that was causing the assignment summary screen to get stuck and stop progressing, while completing a distant patrol such as Eisbär. - Fix: In tutorial no. 2, if the tutorial destination happened to be in a relatively shallow location, it could be problematic to complete it. UI: - Fix: Operations Officer button was missing from the port menu after loading a save file saved with port menu open and a camera inside flotilla base. It was appearing only after leaving the flotilla base view an…
- 2026.1 Patch 10 - 23 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: Snorkel wasn't refreshing air correctly on Type IX. - Fix: Several campaign objectives weren't available for Type IX. Ships: - Fix: Wrong highlight mesh on LST ships. Missions: - Fix: Messages with new orders are now retransmitted during group patrols, such as Eisbär, when the first tranmission was missed. If the message wasn't received, it could make the mission stuck. - Fix: Selecting a new assignment on the sea wasn't working. Yours, DWS
- 2026.1 Patch 9 - 22 April 2026
Dear captains, There is a new patch available for update 2026.1. Changelog: Type IX: - Fix: Improved flooding water meshes inside compartments to fix water flickering on the other side of some walls. - Fix: Corrected icon position for the bridge activator. - Fix: Aft torpedo launchers could become blocked by crew slots that weren't physically blocking loading. This issue may persist for some time in saves or until the boat is changed to another type and back. Type II: - Fix: Buoyancy notification was calibrated wrong for Type II. When the boat's buoyancy was at its typical value on the surface, it was often reported in a range of 80% - 90% rather than 100%. - Fix: Tweaks to ballast tank no. 3. Ports: - Fix: Driver wasn't taking the captain to quarters in Helgoland without a bunker. Interactions: - Fix: Issues that could arise when interacting with a wreckage. - Fix: Decisions during som…
- 2026.1 Patch 8 - 21 April 2026
Dear captains,There is a new patch available for update 2026.1. Changelog:Type IX:- Fix: Two compartments had mismatched shape of flooding water mesh, not matching the shape of the compartments.- Fix: Captain's cabin folded doors were stopping to work after saving the game state and loading it back.- Fix: Echosounder button and knobs weren't interactable.- Fix: Occlusion culling precision issues in FPP, that were making some geometry to disappear with no apparent reason.Effects:- Fix: Nights were heavily overexposed when "Darker nights" setting was toggled off.- Fix: Pink texture could appear on heavily flooded compartments.General:- Fix: If a save was saved when TAB menu was open, then after loading it, screen was heavily blurred until TAB menu was used at least once.Yours,DWS
- 2026.1 Patch 7 - 21 April 2026
Dear captains,There is a new patch available for update 2026.1. Changelog:Type IX:- Fix: Type IX family wasn't appearing in U-boat picker UI in old saves.- Fix: Pathing issue near one of the tables, that could make a sailor stuck.Physics:- Fix: Second race condition in physics code that was happening randomly and could have various side effects.Crew:- Fix: Captain could freeze after tuberculosis event. Automatic fixing of this issue in affected saves was added.- Fix: Vignette was remaining on the screen after a dialogue with a war correspondent.General:- Fix: It wasn't possible to save a game state after inspecting a neutral merchant ship.Yours,DWS
- 2026.1 Patch 6 - 21 April 2026
Dear captains,There is a new patch available for update 2026.1. Changelog:Weather:- Fix: Discrepancies between weather forecasts and actual weather.- Fix: Cloudy weather and rain were too rare.Tutorials:- Fix: Tutorial highlight could be missing inside the menu dropdown during tutorial no. 7, if tutorial was activated without using that menu earlier at any point.General:- Fix: After vacation, assignment selection screen was becoming stuck.- Fix: Resolved two issues that could prevent saving the game state.Yours,DWS
- 2026.1 Patch 5 - 20 April 2026
Dear Captains,There is a new patch available for update 2026.1. If this patch causes issues, please try to verify game files integrity as described in this article:Steam Support :: Verify Integrity of Game FilesLocalization:- Fix: Added missing translations to new loading hints.Physics:- Fix: Race condition in physics code that was happening randomly and could have various side effects.Story system:- Added voices to merchant ship captains.- Fix: If a merchant ship was evacuated and its cargo hold was searched, there was no cancel button available there and decision buttons that were available shouldn't be there.- Fix: If a story was played in an enclosed interior scene (for example a merchant ship's cargo hold) and the story UI was manually closed, then once the camera returned to the U-boat, ambient was often much more quiet than it should be. The issue was being resolved only after th…
- 2026.1 Patch 4 - 19 April 2026
Dear Captains,There is a new patch available for update 2026.1. Changelog:UI:- Fix: Portraits could be missing in the section view, if several steps were done, involving port menu.- Fix: If HQ view was toggled while port menu was active, the port menu wasn't disappearing and there was UI overlap.Tutorials:- Fix: Issues with camera after starting tutorial no. 4.General:- Fix: If captain was in a flotilla base and U-boat undocked, the captain was not reacting to any orders afterwards.- Fix: HQ could clip with a flotilla base scene.- Fix: Wheels in a truck with supplies could still rotate after the truck stopped.Yours,DWS
- 2026.1 Patch 3 - 18 April 2026
Dear captains,There is a new patch available for update 2026.1. Changelog:Save compatibility:- Fix: After loading any save from a previous version of the game, the center of mass of the U-boat was off until the U-boat was swapped to another type (it's the 45 degree rotation bug).Type IX:- Fix: Snorkel was in a vertical orientation right after installing it.- Fix: On Type IXA and Type IXC, there was an extra ladder activator always visible in FPP that was meant to be visible only when Turm IV was installed on the boat. If it was used, it could make the character stuck.General:- Fix: If a boat type was unlocked by paying 1 ship upgrade point and then the details screen was left without switching to that boat, then after going back to the details view, it was necessary to pay 1 ship upgrade point again to actually switch to that boat type.Yours,DWS
- 2026.1 Patch 2 - 17 April 2026
Dear captains,There is a new patch available for update 2026.1. Changelog:Type IX:- Fix: Type IX family was missing from the ship selector UI, after talking with the flotilla commander about a new U-boat.General:- Fix (regression): Changing a U-boat to a new type was breaking the UI, if port menu was enabled in the settings.Yours,DWS
