PatchDiff
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RimWorld
RimWorld
IndieSimulationStrategy
Ludeon Studios · Ludeon Studios·$34.99
Feb 15, 2023 · 43mo ago

Update 1.4.3641 released

AI summary1mo

A small maintenance update focusing on Biotech expansion fixes, UI scaling corrections for DSR, and various bug fixes across gameplay systems.

Buffs6

  • Biotech
    • Colonists can now place unadopted babies born to prisoners in cribs, and babies from hostile factions can be rescued without immediate adoption.
    • Sterile Gene:Fixed an issue where the inactive sterile gene incorrectly affected fertility.affectsdoes not affect
  • MechanoidsFixed a bug where mech global work speed was affected by darkness, making it consistent with move speed.affected by darknessunaffected
  • General
    • Betrayal Quests:Betrayal quests now only fail once all surviving refugees have joined the faction, rather than just any single one.any refugee joinsall surviving refugees join
    • Fabricors:Fixed a bug preventing Fabricors from producing medicine.brokenworking
    • Paramedics:Paramedics now correctly fight fires automatically.manualautomatic

Bug fixes6

  • Biotech
    • Fixed a UI lock that occurred during growth moments when no passion increase choices were available.
    • Fixed errors when attempting to bring a baby to a mother inside a container for breastfeeding.
  • UI
    • Fixed an issue where UI was excessively large when Dynamic Super Resolution (DSR) was enabled.too bigcorrected
    • Fixed UI scale resetting to higher numbers on monitors with heights below expected values (e.g., 720p).resettingstable
  • MechanoidsHealer Mech Serum:Fixed an issue where psychic suppression was targeted by the healer mech serum.targets suppressionfixed
  • GeneralSmelting:Apparel made of non-smeltable stuff (like plate armor) now correctly appears in the smelting bill UI.hiddenvisible

Other changes2

  • BiotechAgeless Gene:The Ageless gene now stops aging progress at 18.5 instead of 18.1818.5
  • UICribs:Owner types are no longer displayed for cribs as they do not change based on the room.displayedhidden

subjects affected (4)

tap to see balance history

How did this patch land?
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official notes
RimWorld · Feb 15, 2023

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Patch history

see all 59

  1. Update 1.6.4850 releasedJun 8, 2026 · 2mo

    A small update focusing on stability, bug fixes for space/gravship mechanics, and wealth balancing for ancient bridges.

    +41
  2. Update 1.6.4630 releasedOct 31, 2025 · 10mo

    A small update focused on bug fixes, performance optimizations, and stability improvements, particularly regarding gravships, void structures, and pawn behaviors.

    +4
  3. Update 1.6.4543 releasedAug 6, 2025 · 12mo

    A small update focusing on bug fixes, stability improvements, and quality-of-life adjustments for quest shuttles, pathing, and the Archonexus ending.

    +6
  4. Update 1.6.4535 releasedJul 29, 2025 · 13mo

    Update 1.6.4535 focuses on fixing numerous bugs related to the Odyssey expansion, specifically regarding gravships, room vacuum, and corner-based interactions, alongside minor balance tweaks to psilocaps and genes.

    +31
  5. Update 1.6.4528 releasedJul 22, 2025 · 13mo

    Update 1.6.4528 focuses on bug fixes and performance optimizations for the Odyssey expansion, specifically targeting gravship mechanics, glowforest stability, and general game engine efficiency.

    +81
  6. Update 1.5.4104 releasedMay 24, 2024 · 27mo

    A small update focusing on Anomaly expansion refinements, ghoul behavior improvements, and a wide array of bug fixes across all expansions.

    +7
  7. Update 1.4.3704 releasedApr 19, 2023 · 40mo

    Update 1.4.3704 focuses on fixing colonist assignment resets during caravan travel and improving various UI tooltips and descriptions.

  8. Update 1.4.3682 releasedMar 28, 2023 · 41mo

    Update 1.4.3682 focuses on stability fixes, correcting pawn relationship logic, and refining mechanoid stagger behavior.

    +42

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