Error 0x80010002 for Windows 11 25H2 cumulative updates on non‑internet PCs behind WSUS is not directly covered in the provided material. However, there are two closely related areas in the context that matter for this scenario:
- Windows 11 25H2 servicing and cumulative updates
- Requirements and behavior for Feature on Demand (FoD) and update delivery when devices cannot reach Windows Update directly
Based on the context, the only supported, documented path that consistently resolves persistent 25H2 update failures of this kind on multiple devices is to perform an in‑place repair/upgrade of Windows 11 25H2 on the affected machines, then reattempt updates.
A practical remediation path for the non‑internet Group2 machines is:
- Obtain the latest Windows 11 25H2 installation media (ISO) from official Microsoft channels.
- On one affected non‑internet PC, run an in‑place upgrade/repair:
- Mount the ISO locally.
- Run
setup.exefrom the mounted drive. - Choose to keep personal files, apps, and settings.
- Complete setup and reboot.
- Rejoin the machine to WSUS and run Windows Update again to pull the latest cumulative update for 25H2.
- If this succeeds, repeat the same in‑place upgrade process on the remaining Group2 machines.
If the issue persists even after an in‑place repair and with the latest 25H2 build installed, the next supported step from the context is to open a support case with Microsoft and provide logs (CBS.log, WindowsUpdate.log) from an affected device so the failure can be analyzed as a servicing/platform issue specific to 25H2 in your WSUS environment.
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