Microsoft has officially released the 2026-05 Preview Update (KB5089573) for Windows 11, bringing one of the biggest performance-focused upgrades of the year. The new update, available for Windows 11 versions 24H2 and 25H2, introduces a powerful Low Latency Profile, improved AI monitoring, Shared Audio support, Multi-App Camera functionality, faster Search experience, and several reliability improvements. With Build 26200.8524, Microsoft is focusing heavily on making Windows feel faster, smoother, and more responsive in everyday tasks. Whether you are a gamer, student, content creator, or office user, this update includes multiple enhancements that improve productivity and overall system performance.

What is Windows 11 KB5089573?

KB5089573 is an optional preview update released by Microsoft for Windows 11. It serves as a testing ground for upcoming features before they arrive in future mandatory Patch Tuesday updates.

The update upgrades Windows 11 to OS Build 26200.8524 and includes performance optimizations, AI-related enhancements, Bluetooth improvements, camera upgrades, storage changes, and bug fixes.

Low Latency Profile: Biggest Performance Upgrade

The headline feature of KB5089573 is the new Low Latency Profile, designed to improve responsiveness throughout Windows.

Microsoft has optimized:

• Start Menu performance
• Windows Search speed
• Action Center responsiveness
• App launching times
• Core shell experiences

According to reports, some interface animations can appear significantly faster, while application launch times may improve noticeably on many systems. The feature works by temporarily boosting CPU performance during latency-sensitive tasks.

Shared Audio Support for Bluetooth Devices

Windows 11 now introduces Shared Audio, allowing two Bluetooth LE Audio-supported devices to listen to the same audio source simultaneously.

This feature is useful for:

• Watching movies together
• Listening to music with friends
• Online learning sessions
• Travel entertainment

The functionality works through Bluetooth LE Audio broadcast technology and is available on supported hardware.

AI & NPU Monitoring in Task Manager

Microsoft continues expanding AI integration inside Windows.

The updated Task Manager now includes:

• NPU usage monitoring
• NPU Engine tracking
• AI memory usage statistics
• Neural Engine visibility
• AI workload monitoring

These additions help users better understand AI processing activity on Copilot+ PCs and future AI-powered devices.

Multi-App Camera Feature

A brand-new Multi-App Camera mode allows multiple applications to access a single webcam simultaneously.

Examples include:

• OBS Studio + Microsoft Teams
• Streaming + Recording together
• Security monitoring software
• Professional content creation workflows

Microsoft also introduced a Basic Camera Mode that improves troubleshooting and camera stability.

Faster Windows Search & Login Experience

Microsoft has enhanced the Windows Search engine to locate files more efficiently.

New improvements include:

• Search results appearing with as few as two characters
• Better file prioritization
• Faster indexing performance

Windows Hello has also been upgraded to prioritize Face Recognition and Fingerprint authentication automatically whenever available.

Additional Improvements Included

KB5089573 brings several quality-of-life upgrades:

These changes aim to improve the overall Windows experience across laptops, desktops, and enterprise devices.

Known Issue in KB5089573

Microsoft has acknowledged an installation issue affecting some devices with low free space in the EFI System Partition (ESP).

Affected users may encounter:

• Error Code 0x800f0922
• Installation failure at 35–36%
• Automatic rollback after restart

Microsoft is currently working on a permanent fix while providing temporary workarounds for affected users.

Extra Safety Tips 2026

• Create a system restore point before installing preview updates.

• Backup important files before major Windows upgrades.

• Ensure at least 20 GB free storage is available.

• Update chipset and graphics drivers before installation.

• Check Secure Boot certificate updates before June 2026.

FAQs

Q1. What is KB5089573?

KB5089573 is the May 2026 Windows 11 Preview Update that upgrades systems to Build 26200.8524.

Q2. What is the Low Latency Profile feature?

It is a new performance optimization designed to make Windows feel faster by reducing UI and application latency.

Q3. Does Shared Audio support all Bluetooth devices?

No. It requires compatible Bluetooth LE Audio-supported hardware.

Q4. Is KB5089573 mandatory?

No. It is currently an optional preview update.

Q5. Which Windows versions support this update?

Windows 11 Version 24H2 and 25H2 are supported.

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Conclusion

The Windows 11 KB5089573 Preview Update is one of Microsoft’s most important releases of 2026, especially for users seeking better responsiveness and smoother performance. The introduction of the Low Latency Profile, Shared Audio functionality, AI-focused Task Manager enhancements, and Multi-App Camera support shows Microsoft’s growing focus on productivity and AI-driven computing. While the update remains optional for now, many of these features are expected to become part of future stable Windows releases. Users who enjoy testing new capabilities can install the update today and experience Microsoft’s latest improvements before the wider rollout.

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Comments

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AFFAN

Owner

Owner & Editor – 9to6 Update

Passionate digital publisher, technology enthusiast, and career information curator behind 9to6 Update. Dedicated to delivering the latest job alerts, AI tools, technology news, infrastructure updates, and practical guides in a simple and easy-to-understand format. Through 9to6 Update, the mission is to help job seekers, professionals, students, and tech enthusiasts stay informed about emerging opportunities and digital trends. The platform focuses on reliable information, career growth resources, and modern technology insights for readers across India.

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