Crude Oil Patch Notes: Complete Update History & Changelog

Latest Crude Oil Patch Notes (June 2026)

The launch version of Crude Oil (v1.0.0) is now available on PC and Mac. This initial patch addresses feedback from early access and polishes the core experience of playing as a sentient puddle of oil. Below is the complete changelog for the most recent update.

Major Highlights:

• New Gameplay Balance: Adjusted the growth rate when absorbing smaller oil puddles to make early-game progression smoother.
• Performance Optimization: Improved frame rates during heavy pollution sequences, especially when operating heavy machinery.
• Bug Fixes: Resolved an issue where the oil puddle could become stuck inside certain pipes.

For more details on the game's core systems, check out our Mechanics Guide.

v1.0.0 – Launch Day Patch

This is the first official patch for the full release of Crude Oil. It includes all changes made since the final beta build.

New Content & Features

• Added a new tutorial hint system for first-time players.
• Implemented a "Photo Mode" for capturing your oil puddle's adventures.
• Minor environmental storytelling elements added to the third chapter.

Balance Changes

• Reduced the health of the first "Pollution Collector" boss by 15%.
• Increased the viscosity (movement speed) of the oil puddle by 10% in the early game.
• Heavy machinery fuel consumption rate decreased by 5%.

Bug Fixes

• Fixed a crash that could occur when entering the sewer hub area.
• Corrected a visual glitch where the oil texture would flicker on certain graphics cards.
• Resolved an issue with the "Pollute" achievement not triggering correctly.

Performance & Stability

• General stability improvements across all supported platforms.
• Reduced memory usage in the industrial zone.

For a full list of known issues, refer to our Troubleshooting Guide.

Known Issues & Community Feedback

We are actively monitoring player reports. Here are the current known issues that the team at Elfsend is working on for the next patch.

Issues Under Investigation:

• Rare audio desync during the final boss encounter.
• Some Steam Deck users report lower than expected performance on high settings.
• The "Oil Spill" cosmetic item may not appear correctly in multiplayer sessions (if applicable in future updates).

How to Report Bugs: If you encounter a bug not listed here, please visit the official Steam community hub for Crude Oil. Your feedback helps us improve the game.

How to Check Your Game Version

Wondering which version of Crude Oil you are running? Follow these simple steps.

1. Open Steam Library

   Launch Steam and navigate to your game library. Find "Crude Oil" in your list of games.

2. Access Properties

   Right-click on "Crude Oil" and select "Properties" from the dropdown menu.

3. Check Installed Files

   Go to the "Installed Files" tab. Your current game version will be displayed at the top of this window.

You can also enable automatic updates to ensure you always have the latest patch.

Patch Note Archive

Below is a summary of previous major updates for Crude Oil. For a complete history, please see our Update History.

Version	Release Date	Key Changes
v0.9.0	May 2026	Beta release, final testing phase.
v0.8.0	April 2026	Added heavy machinery tutorial.
v0.7.0	March 2026	Introduced the third chapter.

What to Expect in Future Updates

The developers have shared a roadmap for upcoming content. Expect new enemies, environmental hazards, and quality-of-life improvements based on player feedback.

Planned Features:

• New game plus mode.
• Additional achievements and secrets.
• Performance patches for wider hardware support.

For more tips on mastering the game, check out our Tips and Tricks Guide.

Question: How often are patch notes released? Patch notes are typically released alongside major updates or hotfixes. The team aims to provide a new patch every 4-6 weeks for the first few months post-launch.

Question: Where can I find the official patch notes? Official patch notes are posted on the Steam store page and on the official Elfsend website. We also archive all major updates here on our guide.