If you search for outdated links, you risk downloading the base version (e.g., 21.0 without UPD3). A "Multiuser Server 250 download upd" search ensures you get the final, stable service pack.
The Tekla Structures Multiuser Server 2.50, which facilitates simultaneous BIM model editing over local networks, can be officially downloaded via the Trimble Downloads Hub, typically listed under the 2020 version, and is compatible with both older and newer Tekla versions. The server requires a dedicated host and uses default port 1238, with Trimble recommending cloud-based Tekla Model Sharing for remote or geographically dispersed teams. Secure the official installer and find instructions at the Trimble Support Portal . AI responses may include mistakes. Learn more Getting started with multi-user | Trimble User Assistance