It is strongly recommended to use official links to avoid malware. The team frequently uses for distribution: Official Forum: SCS Software Thread
The developers often release versions as "Open Betas," meaning minor bugs or "invisible walls" may still occur in certain areas. Where to Download Poland-Detail-Adding Map 1.46
As of the current game versioning, finding a "stable" 1.46 release for PDA can be challenging because the project has transitioned through multiple development stages and "Open Beta" fixes. It is strongly recommended to use official links