2021-05 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server, version 20H2 for x64 (KB5003254)

2021-05 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server, version 20H2 for x64 KB5003254...

2022-09 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11 for x64 (KB5017859)

2022-09 Cumulative Update Preview for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11 for x64 KB5017859...

2021-05 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H1 for x64 (KB4601554)

2021-05 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H1 for x64 KB4601554...

2021-05 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H1 for ARM64 (KB4601554)

2021-05 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H1 for ARM64 KB4601554...

2021-05 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server, version 20H2 for ARM64 (KB5003254)

2021-05 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server, version 20H2 for ARM64 KB5003254...

2025-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5056580)

2025-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 KB5056580...

2024-11 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 (KB5046546)

2024-11 Security and Quality Rollup for .NET Framework 2.0, 3.0, 3.5 SP1, 4.6.2 for Windows Server 2008 SP2 KB5046546...

2024-08 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 (KB5042350)

2024-08 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 KB5042350...

2020-09 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server 2019 (1903) for x64 (KB4576947)

2020-09 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows Server 2019 1903 for x64 KB4576947...

2025-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 (KB5065955)

2025-09 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10 Version 1809 KB5065955...

2021-11 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 11 for ARM64 (KB5007292)

2021-11 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 11 for ARM64 KB5007292...

2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5082421)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2026-05 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for arm64 (KB5087051)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5082417)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2026-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5101004)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2025-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5066128)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2025-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5066131)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...