Title Products Classification Last Updated Version Size          Download
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 26H1 for x64 (KB5122386) Windows Insider Pre-Release Updates 8/27/2026 n/a 43.6 MB 45673188
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
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 24H2 for x64 (KB5122385) Windows 11 Updates 8/27/2026 n/a 92.3 MB 96754028
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 (KB5120709) Windows 10 LTSB Security Updates 8/11/2026 n/a 48.9 MB 51299145
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for arm64 (KB5120708) Microsoft Server Operating System-24H2 Security Updates 8/11/2026 n/a 110.6 MB 115973342
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5120708) Windows 11 Security Updates 8/11/2026 n/a 92.3 MB 96744203
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5120713) Windows 11 Security Updates 8/11/2026 n/a 93.1 MB 97620196
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for arm64 (KB5120708) Windows 11 Security Updates 8/11/2026 n/a 110.6 MB 115973342
2026-08 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5121650) Microsoft Server operating system-21H2 Security Updates 8/11/2026 n/a 152.5 MB 159932505
2026-08 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 (KB5121647) Windows 10, version 1903 and later Security Updates 8/11/2026 n/a 98.4 MB 103209997
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 for x64 (KB5120709) Windows 10, version 1903 and later Security Updates 8/11/2026 n/a 77.5 MB 81263013
2026-08 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 (KB5121646) Windows 10 LTSB Security Updates 8/11/2026 n/a 98.4 MB 103209997
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5120710) Windows 11 Security Updates 8/11/2026 n/a 75.4 MB 79014840
2026-08 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 for x64 (KB5121647) Windows 10, version 1903 and later Security Updates 8/11/2026 n/a 155.5 MB 163094655
2026-08 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5121646) Windows 10 LTSB Security Updates 8/11/2026 n/a 155.5 MB 163094655
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5120714) Microsoft Server operating system-21H2 Security Updates 8/11/2026 n/a 76.2 MB 79952811
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5120711) Windows 11 Security Updates 8/11/2026 n/a 57.2 MB 60004124
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for x64 (KB5120711) Windows Insider Pre-Release Security Updates 8/11/2026 n/a 43.5 MB 45665233
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5120709) Windows 10 LTSB Security Updates 8/11/2026 n/a 77.5 MB 81263013
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for x64 (KB5120708) Microsoft Server Operating System-24H2 Security Updates 8/11/2026 n/a 92.3 MB 96744203
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5120710) Windows 11 Security Updates 8/11/2026 n/a 92.0 MB 96462713
2026-08 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5120713) Windows 11 Security Updates 8/11/2026 n/a 76.2 MB 79895387
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