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  Title Products Classification Last Updated Version Size          Download
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5127690) Windows 11 Security Updates 10/13/2026 n/a 92.3 MB 96802789
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5127690) Windows 11 Security Updates 10/13/2026 n/a 110.6 MB 115987841
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5127691) Windows 11 Security Updates 10/13/2026 n/a 59.0 MB 61849483
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for arm64 (KB5127694) Windows 11 Security Updates 10/13/2026 n/a 123.4 MB 129343003
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5127690) Windows 11 Security Updates 10/13/2026 n/a 92.3 MB 96802789
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5127692) Windows 11 Security Updates 10/13/2026 n/a 110.3 MB 115637267
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for arm64 (KB5127690) Windows 11 Security Updates 10/13/2026 n/a 110.6 MB 115987841
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5127692) Windows 11 Security Updates 10/13/2026 n/a 92.0 MB 96503715
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for x64 (KB5127694) Windows 11 Security Updates 10/13/2026 n/a 101.1 MB 105996411
2026-10 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for x64 (KB5127691) Windows Insider Pre-Release Security Updates 10/13/2026 n/a 44.7 MB 46922894
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for arm64 (KB5126052) Windows 11 Security Updates 9/29/2026 n/a 110.6 MB 115959073
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for x64 (KB5126052) Windows 11 Security Updates 9/29/2026 n/a 92.3 MB 96738688
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5126052) Windows 11 Security Updates 9/8/2026 n/a 110.6 MB 115959073
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5126052) Windows 11 Security Updates 9/8/2026 n/a 92.3 MB 96738688
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5126424) Windows 11 Security Updates 9/8/2026 n/a 93.1 MB 97626886
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5126053) Windows 11 Security Updates 9/8/2026 n/a 58.5 MB 61298640
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5126052) Windows 11 Security Updates 9/8/2026 n/a 92.3 MB 96738688
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5126424) Windows 11 Security Updates 9/8/2026 n/a 76.2 MB 79879119
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for arm64 (KB5126052) Windows 11 Security Updates 9/8/2026 n/a 110.6 MB 115959073
2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for x64 (KB5126053) Windows Insider Pre-Release Security Updates 9/8/2026 n/a 44.4 MB 46545779
2026-08 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5122385) Windows 11 Updates 8/27/2026 n/a 92.3 MB 96754028
2026-08 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5122386) Windows 11 Updates 8/27/2026 n/a 57.2 MB 60007645
2026-08 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for arm64 (KB5122385) Windows 11 Updates 8/27/2026 n/a 110.6 MB 115980179
2026-08 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5122385) Windows 11 Updates 8/27/2026 n/a 110.6 MB 115980179
2026-08 Cumulative Update Preview for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5122385) Windows 11 Updates 8/27/2026 n/a 92.3 MB 96754028
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