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RimWorld
RimWorld
IndieSimulationStrategy
Ludeon Studios · Ludeon Studios·$34.99
Dec 17, 2022 · 43mo ago

Update 1.4.3580 fixes and wishing you a happy 2023!

AI summary2h

Update 1.4.3580 focuses on a wide array of bug fixes, stability improvements for Linux, and quality-of-life adjustments for children, bestowers, and modders.

Images © RimWorld via Steam

Buffs4

  • ChildrenChildren are now less likely to run headfirst into danger, and nature running learning now checks for deadly danger in the region first.
  • MechanoidsReduced the performance impact of idle mechanoids, improving game stability with many mechs.Reduced
  • FabricorFixed a bug where the Fabricor's food poisoning chance was 10 times too large.10x1x
  • GenesGene Extractor:The gene extractor float menu now displays the regrowing duration of genes if available.Added

Nerfs1

  • Tox ShellsReduced the explosive radius of tox shells when they are detonated by damage.Reduced

Bug fixes4

  • Children
    • Radiotalking:Fixed an issue where radiotalking did not adhere to a child's allowed area.
    • Fixed a bug where children caused the 'anima linking ready' alert to be active even when no adults could link.
  • GenesXenogerm Creation:Fixed an issue where biostats calculated incorrectly for xenogerms created with three of the same gene.
  • GeneralFixed horizontal sliders on Linux by creating custom sliders to bypass Unity's GUI.

Other changes4

  • BestowersBestowers will now leave the map if exposed to dense tox gas or rot stink, preventing them from idling in poisonous environments.
  • FabricorUpdated description to remove the mention of a slug gun, as it is no longer present.has slug gunremoved
  • General
    • Added null check for Trait.ToString() and a utility method for identifying hopper buildings for modders.Added
    • Updated UI to clearly display that bionic stomachs prevent gut worms.

subjects affected (7)

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official notes
RimWorld · Dec 17, 2022

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Patch history

see all 27

  1. Update 1.6.4850 released
    Jun 8, 2026 · 1mo
    +41
  2. Update 1.6.4630 released
    Oct 31, 2025 · 8mo
    +4
  3. Update 1.6.4543 released
    Aug 6, 2025 · 11mo
    +6
  4. Update 1.6.4535 released
    Jul 29, 2025 · 11mo
    +31
  5. Update 1.6.4528 released
    Jul 22, 2025 · 11mo
    +81
  6. Update 1.5.4104 released
    May 24, 2024 · 26mo
    +7
  7. Update 1.4.3704 released
    Apr 19, 2023 · 39mo
  8. Update 1.4.3682 released
    Mar 28, 2023 · 40mo
    +42

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