Cadsoft has released the C3 patch for Envisioneer V17.
This is a complete update that requires a fresh installation. You can download it using the link provided below.

Important:
Before uninstalling your current version and installing the latest update, ensure you’ve saved any customizations to your catalog, materials, or templates. For detailed instructions, refer to this guide: Saving Before Uninstalling.

Additional note: The projects saved in the v17 C3 release cannot be opened in earlier releases of version v17.

Download the C3 Patch Here:
Download Latest Version

Clicking the link will automatically start the download.

For step-by-step guidance on installing the update, visit this article: Installation Help.