MC1385579: June 2026 Windows security update requires restart for hotpatch-enabled devices

The June 2026 Windows security update will be a standard update requiring a restart on hotpatch-enabled devices due to a disclosed vulnerability (CVE-2026-45585). Hotpatch enrollment continues with no extra configuration needed. Update and restart details will appear in compliance reports as usual.

MC1385496: June 2026 Windows security update requires restart for hotpatch-enabled devices

🚨Major Update: This post contains a significant change that may impact your organisation.

What and why:
The June 2026 Windows security update will be released as a [standard update] instead of a [hotpatch update]. As a result, hotpatch-enabled devices will require a restart to complete installation.

This change prioritizes security following public disclosure of a vulnerability outside…

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