What or behavior are you seeing? (Stuck download, black screen, missing executable?) Are you currently running any mods or custom save files ? I can provide targeted steps based on your setup. Share public link
If your computer cannot handle the updated system requirements of the newer Unity engine build, or if your favorite mods have not been updated yet, you can temporarily downgrade to the pre-v71288 version. Right-click in your Steam Library. Select Properties and click on the Betas tab.
Close the Epic Games Launcher completely via the Windows Task Manager. Press Windows Key + R , type %localappdata% , and hit Enter. Open the EpicGamesLauncher folder. Open the Saved folder and delete the webcache folder. Relaunch Epic Games and retry the download. 2. Verify Integrity of Game Files subnautica v71288 download fix
: Manually delete everything in the \steamapps\common\Subnautica folder after uninstalling through Steam.
Use the Steam "depot" system to request the specific build files for v71288. What or behavior are you seeing
: Right-click Subnautica > Properties > Installed Files > Verify integrity of game files . This replaces any missing or damaged data.
Wait for the download to finish. Steam will show a success message with the local folder path (e.g., C:\Program Files (x86)\Steam\steamapps\content\app_264710 ). Share public link If your computer cannot handle
Safely delete the Caches folder (this will not delete your saved games). 4. Update GPU Drivers and DirectX