The .NET Framework has been the backbone of Windows application development for over two decades. With the shift towards the cross-platform, open-source .NET 5+, 6, 7, and 8 ecosystem, the traditional .NET Framework 4.x branch has entered a maintenance phase. However, version 4.8.1, released in August 2022, stands as a significant, non-trivial update.
NDP481-x86-x64-AllOS-ENU.exe File size: Approximately 125–135 MB (depending on language) Supported OS: Windows 10 21H2+, Windows 11, Windows Server 2022 (also Windows 8.1, Server 2012 R2, Server 2019 with specific updates) framework 4.8.1 offline installer