The most recent update we have recorded for Subnautica 2 is "Subnautica 2 Early Access Buddy System Hotfix 1", published 1 September 2026. 11 updates are listed below, newest first, with the developer's own notes.
Hello Subnauts,A hotfix for Subnautica 2 just landed. We’ve corrected some localization issues, improved lower canyon Collector Leviathan pathing, and fixed a few bugs related to saves, bases, and more.We continue to monitor community feedback, so please keep reporting any bugs or issues via in-game feedback or on our support site. The full list of changes in today’s hotfix is below. Corrected localization issue where some PDA and Databank descriptions were not displaying with translations.Corrected new Pioneer names (Jegna and Grace) not being displayed with translations.Fixed items stored on wall racks not being properly refunded when using "Refund Base."Fixed exterior furniture not being movable when playing as a client in multiplayer.Cleaned up leftover data from the base item spawn system to reduce save bloat.Fixed base construction ghost data lingering in saves after builds were completed.Fixed the base power transmitter beam appearing offset and flickering oddly, added subtle randomization to its flicker VFX for a more natural look.Players can no longer be released from an aggressive creature's grip via certain exploits.Improved pathing for the Collector Leviathan in the lower canyon areas, and tightened its collision detection.Increased tracker detection radius.Water Slug breath markers now correctly appear only when the Slug is a physical object in the world, not while it's in the player's inventory.Fixed currents affecting players while sheltered inside bases.Fixed a collision issue that blocked interaction with the Scout Ray chassis carry point.Players attached to a Tadpole or Haul now reliably receive oxygen replenishment.Blocked inventory sharing while riding in a Tadpole.Fixed the inventory share popup not dismissing after driving away from another player.Fixed an issue where dying while inventory sharing could cause problems.Save files now track build number and branch, preventing incompatible saves from being loaded into older builds.Fixed save/version compatibility tooltip not displaying correctly.Added improved error logging for save failures ("Platform write failed for save slot").Removed outdated save compatibility file no longer needed on any platform.Fixed a softlock that could occur on the character select screen.Fixed alignment guidelines appearing skewed for distant objects.Enabled the analytics settings toggle and removed conditions that could incorrectly disable it.Fixed an issue with the "Moonpool shrink mode" not properly checking for collisions.Added new subtitle/text string for the Air Bladder inhale action.Fixed push-to-talk input issue for Proximity Chat.Various engine and crash reporting refactors for more reliable diagnostics.General compile and build stability fixes. A reminder: If you play Subnautica 2 with mods, please temporarily disable, remove, or uninstall them before launching the game following the hotfix. Community mods will not be updated for compatibility with the latest hotfix, and may cause crashes or other unexpected behavior on launch. Once the mod creators have updated their content, you can re-enable and reinstall your mods. This hotfix may take some time to roll out worldwide. Keep diving!
Subnautica 2 Early Access 1.2 - Buddy System Update
Hello Subnauts, Subnautica 2’s Early Access 1.2 update, Buddy System, just landed! This update introduces the hugely requested Proximity Chat feature, Player Revives, Emotes, Player Trading, two new characters, and a ton of bug fixes. Anything marked with a 🤿 indicates a change that came directly from community feedback! The update should appear as a free, automatic download. If the update doesn’t appear for you, you may need to restart Steam. If you continue to experience issues, please contact our support team here. Want to watch a visual overview of this update? Design Lead Anthony Gallegos talks through some of the changes in our latest Update Vlog. If this is the first post you’ve seen for Subnautica 2 and you're interested in playing, head over to our Steam store page now to check it out! Don’t forget, if you have ideas for what you want to see next in Subnautica 2, you can submit them on our Nolt.io page and upvote other suggestions from the community. If you’re experiencing any bugs or issues, you can let us know through the in-game reporting tool or on our support website. You can also join our official Discord to chat and share all your theories, speculation, and thoughts about Subnautica 2 with other fans. Keep Diving!Patch Notes Gameplay 🤿Added Proximity Voice Chat. As players get further away, they become harder to hear. Voice Chat is available as “always on,” “push to talk,” or “always off.”Tracking Tag added to the game. Can be placed in carryables (like a locker) as a short-range beacon. If present in hand or inventory when reprinting, will increase black box range.Players can now revive each other before reprinting. Revived players will keep their equipment and regain a small amount of oxygen. Downed players can also choose to immediately reprint and respawn back at their assigned Biobed.Added Wave, Clap, Thumbs Up, Thumbs Down, and Frustrated emotes. Emotes are selectable from a new radial menu. Triggerable in water or on land, and can be interrupted by gameplay input.🤿Players can now interact with each other to directly exchange inventory items.Added Jegna and Grace character options in Character Customization, as well as two new color schemes for characters.Interaction text on Upgrade Biobeds changed to clarify their use.Added a distinct beep to player upgrade spots within a small radius.Added a small flash to screen on Upgrade Biobeds. Fauna & Flora Added flinch animations and VFX to Marrowbreach, Hammerhead, Nibbler, Needlershark, Epicurean, and Twin Eel.Adjusted Bulletheads so they deal more damage but can now be dodged (...sometimes). Added more Coral Crab animations.Revised model and animations for the Bloom Parasite. Improved Jelly Ring tentacles. Resources More Carryable Racks added to early game wrecks and human-made sites. Base Building🤿Improvements made to the base building system’s placement UI, including alignment guide lines.Improvements made to how the game handles Move mode for clients in a multiplayer session.Updated Tadpole Dock icon to reflect updated model.Base edits now account for size snapping, such that it’s possible to fully deconstruct a room with Shrink (among other things).Trashcan is now functional as a trashcan. Items added to trashcan will be destroyed one by one after a short, five second delay.Bases can no longer be built inside of Great Jaw.Items that are preventing an object from being built are displayed in a list. Vehicles, Tools & EquipmentChanged Feedback Resonator’s interaction with creatures to stun them instead of causing them to flee.Extended duration of the Sonic Resonator creature stun to 10 seconds.Sources for Acid now appear as green dots in the Scanner HUD.Repair Tool now unlocks after two scans.Tadpoles that are destroyed outside of the Early Access fence teleport inside of the Early Access fence so that they can be recovered.Menus & UISignals adjusted to increase clarity and reduce HUD clutter. Icons get larger as player gets closer, and text will appear on hover for signals further away.Save Codes can now be directly pasted into the Cloud Save Download input box. Builder menu’s scroll position persists when closing and re-opening the menu. Pinned recipes highlight when the player acquires resources relevant to those recipes. Items shown in Pinned Recipes are no longer dimmed, to improve readability. Improved error language for errors specific to non-Game Pass Microsoft users.Audiologs show elapsed and remaining playback time. Art & Visual FX VFX performance improvements to the Graveyard and its Water Slugs, for the players who collect hundreds of Water Slugs.Tallshrooms now have an icon in the Scanner HUD.Added impact VFX for Tongue Thief.Light poles connecting Observatory and Rosetta Stone added.Removed odd blue outline that was sometimes visible on Collector Leviathan.Improved consistency of sparks VFX across the game.Improved consistency of electricity VFX across the game.Added shock VFX for Hammerheads impacting objects.Added more environmental effects to abandoned outposts and wrecks. Voice & NarrativePreviously unlocalized lines are now localized.Naming of Carryable Racks is now consistent across the game, instead of sometimes being “Wall Rack” or “Hardpoint.”Reduced frequency of NOA alerts.Adjusted Welcome Center message in Spanish and Italian.Adjusted pacing of dialog to better match the actions occurring during the recordings.Added Databank entry for Mod Station.Added Databank entries for audiologs that were missing them.Further refinements to voice over prioritization, so the most important lines are heard. Music & SFXMusic added to Tufa Zone, Thermal Area, and North Coral Gardens.Miscellaneous New Privacy Policy additions from July 15th will pop up on first play.New Frame Generation modes 5x and 6x (RTX 5000 series) added.New Dynamic Frame Generation added. Will automatically select the appropriate Frame Generation mode to get a good performance (RTX 5000 series).VSync and DLSS Frame Generation can be turned...
Subnautica 2's latest 1.2 update is friend focused—finally adding the key mechanic to any great multiplayer game
I'm not sure there's been a better invention for multiplayer games than proximity chat. Whether it be friends screaming vengeance down the side of a mountain after you abandon them in Peak, or the wails of one of your fellow workers fall suspiciously silent in Lethal Company. Proximity chat offers up fertile ground for hilariously wacky and memorable multiplayer moments, so you can imagine my excitement when I found out it's coming to Subnautica 2... Read more.
Subnautica 2's new "buddy system" update just made co-op a lot more immersive
Subnautica update 1.2 adds co-op revives, player trading, and proximity-based voice chat, enhancing the co-op side of the survival game. Read the full story on PCGamesN: Subnautica 2's new "buddy system" update just made co-op a lot more immersive
Subnautica 2's Buddy System update brings in the promised proximity chat, easier trading, and emotes so you can sarcastically applaud your friends
Another month, another Subnautica 2 update! Last month's focus was on changing creature behaviours to make it a bit less frustrating for those of you that just wanted to go on a killing spree. This month puts the focus on your friends, with the 1.2 update being titled "Buddy System," adding in some neat new features that'll mean you'll have a smoother time playing with your pals. Read more
Subnautica 2 Creative Director Anthony Gallegos returns to discuss everything you can expect from the 1.2 update, Buddy System, out tomorrow (August 19th).From features like Proximity Chat, Player Trading and Revives, and an all-new Tracking Tag, there's plenty to see.And there may even be another sneak peek at the upcoming Early Access 2 update...You can continue to speculate and discuss everything about Subnautica 2 in our official Discord server. Join the community and share your thoughts with your fellow Subnauts! You can buy Subnautica 2 on Steam now. And don’t forget to share ideas and upvote things you’d like to see in Subnautica 2 on Nolt.io. Keep Diving!
Hello Subnauts, Our fourth hotfix for Subnautica 2 just arrived. We’ve fixed some progression issues, water currents appearing in bases, and the FOV slider not showing on Xbox. We continue to monitor community feedback, so please keep reporting any bugs or issues via in-game feedback or on our support site. The full list of changes in today’s hotfix is below. Fixed Angel Combs not opening for some players, blocking progressionFixed water currents appearing in player bases, affecting movement, getting stuck, or being unable to build or expand basesFixed FOV slider not showing on XboxFixed two low-volume crashesCrash on Xbox when trying to join a session inviteCrash related to creature spawn A reminder: If you play Subnautica 2 with mods, please temporarily disable, remove, or uninstall them before launching the game following the hotfix. Community mods will not be updated for compatibility with the latest hotfix, and may cause crashes or other unexpected behavior on launch. Once the mod creators have updated their content, you can re-enable and reinstall your mods. This hotfix may take some time to roll out worldwide and will be available on Xbox once it has cleared certification. Keep diving!
Subnautica 2 celebrates 5 million copies sold ahead of Adaptive Measures, its first early access update
It comes as a surprise to absolutely no one that Subnautica 2 has finally surpassed 5 million copies sold. It did sell two million copies in just 12 hours after all. Then, not that long ago, it broke 4 million copies sold, which was excellent for everyone involved except for Krafton. And now its 5 million copies sold coincides with its first major update in early access, 1.1... Read more.
Subnautica 2 Early Access 1.1 - Adaptive Measures Update
Hello Subnauts, Subnautica 2’s Early Access 1.1 update, Adaptive Measures, is out now! This update includes a ton of quality-of-life fixes, including the much-requested FOV slider, and adds targeted improvements to the game. Anything marked with a 🤿 indicates a change that came directly from community feedback! The Adaptive Measures update should appear as a free, automatic download. If the update doesn’t appear for you, you may need to restart Steam. If you continue to experience issues, please contact our support team here. Alongside this update, we’ve also added higher-quality versions (MP3 and FLAC) of the tracks on the Subnautica 2 soundtrack available for purchase. And, in case you missed it, you can also watch Design Lead Anthony Gallegos walk you through some of the changes we’ve made with this update over on YouTube. If you’ve landed on this post and are interested in playing Subnautica 2, head over to the Steam store page now to check it out! Have ideas you’d love to see in Subnautica 2? Submit them on our Nolt.io page and upvote other suggestions from the community. Experiencing bugs? Let us know through the in-game reporting tool or on our support website. Don’t forget to join our official Discord to chat and share all your theories, speculation, and thoughts about Subnautica 2 with other fans. Keep Diving! Patch Notes Gameplay Smoothed out Biomod progression throughout the early game to give players more opportunities to discover and use the Biomod system.Added two more Biolabs, one in Coral Gardens and one in Axum Ruins.Players can now unlock a total of six Biomods from Biolabs found throughout the world, up from four previously.Players can now unlock additional passive Biomod slots by scanning creatures with the Bioscanner.Players can now see the number of scans required for each slot unlock and their total number of Bioscans.Creative mode now unlocks all Biomods by default.Added unlock badges to display newly unlocked items in the Biolab.Improved the wreck exploration experience with additional traversal and oxygen puzzles.Ensured visual language on doors and buttons is more consistent throughout wreck interiors.Moved and added rewards to reflect the various puzzle changes better.Applied general cleanup, visual adjustments, and standardization across wreck environments.Players are now able to sprint when out of the water, either on the surface or in their base.Added default sprint mapping to allow players to remap sprint in settings.Reduced default walk speed to balance with the new sprint speed. Fauna & Flora 🤿 Added proper fleeing behaviour for most creatures when attacked by the Survival Multitool, preventing retaliation except defensively for a period afterward.🤿 Added a brief dizzy state for most creatures after being hit by the Sonic Resonator, preventing retaliation except defensively for a period afterward.Improved particle fish grouping when swimming in groups.Added missing scan data icon for Periscopic Clowncrab.Added missing scan data icon for Necrolei.Revised the Creature Naming and Discovery System to align with the previous game.Improved Bloom Parasite behavior implementation and made it the primary encounter creature.Balanced the Bloom encounter in Coral Gardens and Ruins areas to better align with game progression. Resources Adjusted several resources to ensure they have the correct Resonatable and Breakable data.🤿 Applied additional Silver updates in Coral Gardens.🤿 Added a Silver hint dialogue line when near Silver areas. Base Building 🤿 Increased the max deconstruct size of bases.🤿 Addressed user experience issues with the Vehicle Dock and Fabricator to improve placement ease and clarity when the build area is obstructed or docking is unavailable.Changed the placement of the Vehicle Dock and Fabricator to fit into smaller rooms and align with hatches and other base elements.Reduced the size of the Vehicle Dock platform and rails to require less space during placement.🤿 Improved the readability of placement ghosts when positioned behind objects or intersecting the water surface.Added additional feedback messages to clarify when the Moonpool needs to be enlarged for vehicle fabrication or docking.Added a new storage base buildable that does not contribute to nearby crafting systems, allowing stored items to be excluded from recipe completion. Menus & UI 🤿 Added a FOV slider to Settings.Added a Discord and support site button to the Main Menu.Reorganized databank entries, with further UI visual and layout changes planned for a future update. Art & Visual FX Created a new art asset for the storage cache, with previous in-game unlocks updated to use the new asset.Added the World Tree Relic decoration (seen in the trailer) as a buildable item.🤿 VFX indicating which objects are blocking deconstruction and building are now visible through walls. Animation Improved third-person animation for players when on land.Added eye blink and eye tracking for players. Voice & Narrative 🤿 Audiologs no longer auto-play, reducing confusion, especially in multiplayer, where different players could trigger them for everyone. Unlocked audiologs now provide a notification only and are added to the PDA, where players can replay them at any time. Replayed audiologs play only for the individual player and continue playing even after the PDA is closed.Improved the dialogue priority system to better determine which audio plays depending on context, ensuring higher priority callouts take precedence and preventing multiple audio lines from playing simultaneously. Additional improvements to the priority system are planned for future updates. 🤿 Applied updates for text and voice-over mismatches.Added a temporary radio sound effect to the new voice-over line related to Silver, with final voice-over coming in a future update. Music & SFX Added music to the Lifepod cutscene. Miscellaneous Updated the save system to handle previously unlocked Biomods.Improved performance and stability of the ...
Subnautica 2's first proper update is coming tomorrow, bringing in much needed creature behaviour changes and more
The day has come! Almost, anyway, that day being Subnautica 2's first update that isn't just a hotfix, bringing in a small bounty of those previously promised improvements that'll hopefully make you a bit less mad about the fact you can't kill any of those alien fishies. Read more
Update Vlog - Early Access 1.1 (Adaptive Measures)
Subnautica 2 Creative Director Anthony Gallegos is back! This time he's walking through what you can expect from our Early Access 1.1 update, Adaptive Measures, coming out tomorrow (July 8th, 2026.) He also outlines some of the features and content coming in the near future for our 1.2 update, and later in the year for Early Access 2. You can continue to speculate and discuss everything about Subnautica 2 in our official Discord server. Join the community and share your thoughts with your fellow Subnauts! You can buy Subnautica 2 on Steam now. And don’t forget to share ideas and upvote things you’d like to see in Subnautica 2 on Nolt.io. Keep Diving!
Patch notes are the developer’s own words, quoted and linked back to the original.
Sale and marketing announcements are filtered out.
Quick answers
About these updates
When was Subnautica 2 last updated?
1 September 2026, with "Subnautica 2 Early Access Buddy System Hotfix 1".
Where do these patch notes come from?
The developer's own announcements, published through Steam. We filter out sale and marketing posts and keep the changelogs, and we link back to the original for each one.