Windows 11 26H2

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UUP Dump:

64-bit ISO download:
Select language for Windows 11, version 26H2 (26300.9550) amd64

ARM64 ISO download:
Select language for Windows 11, version 26H2 (26300.9550) arm64

If your goal is to test 26H2 on an existing machine running Windows 11 24H2 or 25H2, there is a simpler solution. Microsoft provides the KB5121794 enablement package as a few-hundred-KB MSU file, in both x64 and ARM64 versions. Download it, install it, reboot, and you’re done.

https://catalog.sf.dl.delivery.mp.m..._5e20a3cce48d6611b16bdec42b07167f5456586a.msu

https://catalog.sf.dl.delivery.mp.m..._77a76caf2d362bb293a4d18058388f2717365abe.msu

 

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Known issues also file history has issues for some

Windows 11, version 26H2 known issues and notifications