That specific file version might come from:
| Target | Recommendation | |--------|----------------| | Legacy WF 3.0/3.5 | Use .NET Framework 3.5 (Windows feature) | | WF 4.x (recommended) | Use .NET Framework 4.6.2+ or 4.8 | | Modern cross-platform | Use NuGet: System.Activities , System.Workflow.ComponentModel | download+install+windows+workflow+foundation+version+3042032
Click next to your active installation of Visual Studio. Head over to the Individual Components tab at the top. Scroll down to the Development activities category. Check the box for Windows Workflow Foundation . That specific file version might come from: |
Because Windows Workflow Foundation is a component of the .NET Framework, you cannot download it as a standalone "installer.exe" for that specific version anymore. Instead, you must install the .NET Framework 3.5 (which includes and supersedes 3.0) through Windows Features. Check the box for Windows Workflow Foundation
And in the world of legacy systems, that was the only kind of heroism that mattered.