Title Products Classification Last Updated Version Size          Download
2026-08 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5120249) Windows 10 and later GDR-DU Security Updates 8/11/2026 n/a 878.9 MB 921624505
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 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5120705) Microsoft Server operating system-21H2 Security Updates 8/11/2026 n/a 76.3 MB 79979694
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 Microsoft server operating system version 21H2 for x64-based Systems (KB5120242) Microsoft Server operating system-21H2 Security Updates 8/11/2026 n/a 580.1 MB 608290854
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, 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 for Windows 10 Version 21H2 for x64 (KB5120701) Windows 10 LTSB Security Updates 8/11/2026 n/a 78.0 MB 81831642
2026-08 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5120249) Windows 10 LTSB Security Updates 8/11/2026 n/a 895.2 MB 938722696
2026-07 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5099539) Windows 10 and later GDR-DU Security Updates 7/14/2026 n/a 1067.1 MB 1118925072
2026-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5101005) Microsoft Server operating system-21H2 Security Updates 7/14/2026 n/a 76.2 MB 79891518
2026-07 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5101010) Microsoft Server operating system-21H2 Security Updates 7/14/2026 n/a 76.4 MB 80080102
2026-07 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5102206) Microsoft Server operating system-21H2 Security Updates 7/14/2026 n/a 152.6 MB 159971620
2026-07 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5099540) Microsoft Server operating system-21H2 Security Updates 7/14/2026 n/a 573.2 MB 601026757
2026-07 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5102202) Windows 10 LTSB Security Updates 7/14/2026 n/a 155.6 MB 163201468
2026-07 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for x64 (KB5101006) Windows 10 LTSB Security Updates 7/14/2026 n/a 78.2 MB 81986149
2026-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5101000) Windows 10 LTSB Security Updates 7/14/2026 n/a 77.5 MB 81215319
2026-07 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5099539) Windows 10 LTSB Security Updates 7/14/2026 n/a 1083.5 MB 1136113915
2026-06 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5094127) Windows 10 and later GDR-DU Security Updates 6/9/2026 n/a 856.7 MB 898356643
2026-06 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5094128) Microsoft Server operating system-21H2 Security Updates 6/9/2026 n/a 541.4 MB 567747281
2026-06 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5094127) Windows 10 LTSB Security Updates 6/9/2026 n/a 873.0 MB 915447649
2026-05 Dynamic Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5087544) Windows 10 and later GDR-DU Security Updates 5/12/2026 n/a 853.5 MB 894951063
2026-05 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5087059) Microsoft Server operating system-21H2 Security Updates 5/12/2026 n/a 74.5 MB 78123122
2026-05 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5087068) Microsoft Server operating system-21H2 Security Updates 5/12/2026 n/a 74.6 MB 78255445
2026-05 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5087545) Microsoft Server operating system-21H2 Security Updates 5/12/2026 n/a 539.4 MB 565567533
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