After using the offline installer, you must confirm that the runtime is active, not just the 32-bit fallback.
Because as layered components. If you download the offline installer for .NET 3.5 (which is huge, ~231 MB), you get .NET 2.0 64-bit automatically.
: This version famously introduced Generics to the C# language, which revolutionized how developers wrote efficient, reusable code without sacrificing performance.
: While archived, you can still find official download pages at the Microsoft Download Center for specific 64-bit Service Packs.
| | Value | |-----------------------|----------------------------------------| | Version | 2.0 | | Architecture | x64 (64-bit) | | Installer Type | Offline (standalone) | | File Name (typical) | NetFx20SP2_x64.exe | | File Size | ~50 MB | | Supported OS | Windows 2003 (x64), Vista, 7, 8, 10, 11* | | Prerequisites | None (standalone) |