Rimworld.v1.4.3548.zip [RELIABLE]

Are you trying to that requires this exact build? Odyssey (DLC) - RimWorld Wiki

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. RimWorld.v1.4.3548.zip

Improved tooltips for essential precepts to clearly show growth vat speed increases.

Added convenient build commands for swapping between standard shelves and small shelves. Are you trying to that requires this exact build

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) .

Resolved issues with "null genes" being saved in custom xenotypes and clarified various Biotech interaction strings. Why You Might See a .zip File The current stable version as of early 2026

Steam users can access older versions via the Betas tab in game properties, but manual ZIP backups are common for players who want to ensure their highly modded save files never break. Moving Forward