Terraforming Mars update 2.11.4.3385/879 is now rolling out on PC (Steam). According to the official Terraforming Mars patch notes, the latest update 2.11.4.3385/879 added quality of life improvements and gameplay optimizations.
Since the last patch, players are facing a number of problems with the game. Today’s Terraforming Mars patch 2.11.4.3385/879 will fix a few of these issues.
Check out more details below.
Terraforming Mars Patch 2.11.4.3385/879 Notes – March 4, 2026
- Fixed game corruption case when launching the tutorial from the main menu popup.
- Fixed cost rebate not working for some action cards.
- Fixed softlock case in Solo mode with Solar phase enabled.
- Fixed multipliers icons (white instead of black)
- Fixed negative MC production not subtracted at the end of a generation.
- Fixed the “Your time is up” message appearing in solo games.
- Fixed Atmoscoop #217 that couldn’t being played after both Temperature and Venus were raised to max.
- Added a “Protection” icon on top of protected resources on the left UI notifications.
- When a card/effect lets the player put resources on another card, we now display the compatible cards with the resources they’re currently holding.
- We now display tags associated to each card in the Card Resources UI.
- Fixed the “Setting” button in the ingame menu not always highlighted anymore.
- Fixed missing textures on the Restricted Area #199 3D tile.
- Fixed some blue cards having their actions listed in the wrong order.
- Fixed Cutting Edge Technology #X18 “Requirements icon” wasn’t displayed the first time you open the card.
- Fixed some blue cards which actions & effects icons weren’t separated properly.
- Fixed misleading “Passed their turn” banner not displayed anymore after playing Prelude cards.
- Fixed AI now placing Commercial District #085’s tile close to as many Cities as possible.
- Various UI fixes.
Download Terraforming Mars update 2.11.4.3385/879 on PC.
