UUP dump

Download UUP files from Windows Update servers with ease.

Release type	Description	Architectures
Latest Public Release build	Latest updated build for regular users.
Latest Release Preview build	Reliable builds for previewing the next release. Ideal for trying out upcoming releases.
Latest Beta Channel build	Reliable builds with most upcoming features available. Ideal for early adopters.
Latest Dev Channel build	Somewhat unreliable builds with new ideas and long lead features. Ideal for enthusiasts.
Latest Canary Channel build	Somewhat unstable builds with latest platform changes and early features. Ideal for highly technical users.

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Build	Architecture	Date added
.NET Framework Preview Update (9324.1) arm64	arm64	2026-03-31 22:46:55 UTC
.NET Framework Preview Update (9324.1) amd64	x64	2026-03-31 20:17:38 UTC
Windows 11, version 25H2 (26200.8106) amd64	x64	2026-03-31 19:50:59 UTC
Windows 11 Insider Preview Feature Update (26220.8138) arm64	arm64	2026-03-31 19:02:43 UTC
Windows 11 Insider Preview 29558.1000 (rs_prerelease) arm64	arm64	2026-03-31 18:52:05 UTC
Windows 11 Insider Preview Feature Update (26220.8138) amd64	x64	2026-03-31 14:38:05 UTC
Windows 11 Insider Preview 29558.1000 (rs_prerelease) amd64	x64	2026-03-31 12:00:06 UTC
Windows 11 Insider Preview Feature Update (26300.8142) amd64	x64	2026-03-31 02:28:04 UTC
Windows 11 Insider Preview Feature Update (26300.8085) amd64	x64	2026-03-25 08:15:10 UTC
Windows 11, version 25H2 (26200.8037) amd64	x64	2026-03-19 23:07:22 UTC
Windows 11 Insider Preview 29550.1000 (rs_prerelease) amd64	x64	2026-03-19 23:07:08 UTC
Windows 11, version 25H2 (26200.8037) arm64	arm64	2026-03-19 22:34:57 UTC
Windows 11, version 25H2 (26200.8106) arm64	arm64	2026-03-19 22:34:53 UTC
Windows 11 Insider Preview Feature Update (26220.8062) arm64	arm64	2026-03-19 22:34:45 UTC
Windows 11 Insider Preview Feature Update (26220.7961) arm64	arm64	2026-03-11 03:40:43 UTC