: Ensure the file contains the main setup executable, often named TeklaStructures2020.exe . System Requirements for 2020 Version Operating System : Optimized for Windows 10 (64-bit) .

: Right-click on part1.rar and select "Extract Here." The extraction software (like WinRAR or 7-Zip) will automatically pull data from the other parts to create the full installer.

: Register for a free account at Tekla Campus or the main Trimble Identity page.