Net+framework+49+offline+installer+for+windows+exclusive

No. The latest version is 4.8.1. If you’ve seen references to “.NET 9,” that’s the cross-platform .NET (formerly .NET Core)—a completely different technology.

sfc /scannow

| Operating System | Pre-installed Version | Can Install 4.8.1 | |---|---|---| | Windows 11 (24H2 and newer) | .NET Framework 4.8.1 | Already included | | Windows 11 (23H2) | .NET Framework 4.8.1 | Already included | | Windows 11 (22H2) | .NET Framework 4.8.1 | Already included | | Windows 11 (original release) | .NET Framework 4.8 | Yes | | Windows 10 22H2 (2022 Update) | .NET Framework 4.8 | Yes | | Windows 10 21H2 (November 2021) | .NET Framework 4.8 | Yes | | Windows 10 21H1 (May 2021) | .NET Framework 4.8 | Yes | | Windows 10 20H2 (October 2020) | .NET Framework 4.8 | Yes | | Windows Server 2022 | .NET Framework 4.8 | Yes | | Windows Server 2025 | .NET Framework 4.8 | Yes | net+framework+49+offline+installer+for+windows+exclusive