Windows 11 · 25H2 · Release · Optional preview update
Preview Update for Windows 11 (26200.8524)
- Release
- Cumulative update
- KB5089573 — Microsoft's article, opens in a new tab
- amd64
- arm64
Windows 11 25H2: Current mainstream release
AI summary
Preview Update for Windows 11 build 26200.8524 delivers a performance-focused refresh, including a Low Latency Profile, along with staged Start/menu-related usability improvements for Release Preview readiness. (windowslatest.com)
Generated from the package's release notes and forum coverage. Verify against Microsoft's release-health page before acting on it.
Known issues — reported on the forum
- Issue Windows 11 KB5089549 Fix: EFI Partition Space Issue Resolved by KB5089573
- Issue Windows 11 May 2026 Update Fix: ESP Space Issue Resolved (KB5089573)
- Issue KB5089573 Windows 11 Preview Fails With 0x800f0922—EFI Partition Space Fix
- Issue KB5089573 Preview Update Fails Security Install: EFI System Partition Too Small
In the news
- Coverage Windows 11 KB5089573 Adds NPU Columns to Task Manager for AI PC Visibility
- Coverage KB5089573 for Windows 11: Faster Shell, Shared Audio, Multi-App Camera & More
- Coverage Windows 11 KB5089573 Low Latency Profile: Faster Start, Search, and Action Center
- Coverage KB5089573 Windows 11 Optional Preview: Pilot First, Not Blanket Deploy
- Fix KB5089573 Fixes Windows 11 24H2/25H2 May 2026 Update Rollback 0x800f0922
- Coverage Windows 11 June 2026 Security Update Adds Real Feature Changes (KB5089573)
- Issue Windows 11 KB5089549 Fix: EFI Partition Space Issue Resolved by KB5089573
- Coverage KB5089573 Windows 11 Optional Preview: Faster Start, Search, and App Launches