Rimworld.v1.4.3548.zip Apr 2026

Resolved issues with "null genes" being saved in custom xenotypes and clarified various Biotech interaction strings. Why You Might See a .zip File

Added a Xenotype editor directly to the ideoligion creation page, making it easier to integrate custom species into your colony's belief system. RimWorld.v1.4.3548.zip

Improved tooltips for essential precepts to clearly show growth vat speed increases. Resolved issues with "null genes" being saved in

Players sometimes roll back to specific builds like 1.4.3548 if a critical mod hasn't been updated for later versions like 1.5 (Anomaly) or 1.6 (Odyssey) . Players sometimes roll back to specific builds like 1

Files named RimWorld.v1.4.3548.zip are typically found on community forums or third-party sites. In the RimWorld community, these are often used for:

Since this version's release, RimWorld has advanced significantly. The current stable version as of early 2026 is , which includes the Odyssey expansion featuring exploration-themed content like gravships and new biomes.