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Low Latency Profile and Other Changes With Update KB5089573

Quick Tips
  • Windows update KB5089573 continues Windows K2’s efforts to improve the overall user experience.
  • The Low Latency Profile improves opening speed for apps and menus.
  • Shared Audio allows for two headphones to be connected simultaneously via Bluetooth.
  • The Multi-App Camera feature allows the camera to be shared between apps.

There’s always a lot to get excited about with a new update. The Windows K2 initiative is well underway, and Microsoft has committed itself to fixing the fundamentals and improving the overall user experience of Windows 11. Windows update KB5089573 continues this initiative with several improvements to speed and convenience.

In this article, we’re going to be taking a closer look at some of the major ones.

How to Get Windows Update KB5089573

Update KB5089573 is not a mandatory update but rather an optional preview of what will soon be rolled out to all users. While early releases may carry some bugs, they also give you access to useful features early. If you want this update, you’ll need to do the following:

Step 1. Open Settings (Win + I) and click “Windows Update” in the sidebar.

Low Latency Profile and Other Changes With Update KB5089573 1

Step 2. Ensure that the “Get the latest updates” toggle is switched to On.

Step 3. Click “Check for updates” and install the update KB5089573 when it appears.

Step 4. Restart your machine.

The Best Features of Windows Update KB5089573

Here are the best features you can look forward to in this update:

Low Latency Profile

Speed complaints have always been a focus of Windows 11 complaints, with bloatware, telemetry, and other processes bogging down the operating system. The Low Latency Profile is – or rather will consistently be in the months to come – a way to make things feel a little faster.

Whenever you open an app or menu, this profile maxes out the CPU speed for a short burst, making the whole process feel faster and much more responsive. You can look forward to this improving your user experience as it is rolled out and implemented properly.

Improvements to App Launch and Core Shell Experience

Together, the Low Latency profile brings improvements to the Start menu, Search menu, and Action Center, making response times faster and the whole experience feel smoother. Because these are frequently used, it’s a welcome improvement.

The update also includes improvements to Windows Hello, reducing sign-in latency after Modern Standby and addressing several authentication-related security issues.

Shared Audio

If you’ve ever wanted to share your PC’s listening experience with a friend, speakers were the only way to go for many years, unless you count sharing one earbud each. Until this update, that is. Windows has finally released Shared Audio, a way for two headphones to be connected to the same machine.

The process requires Bluetooth LE Audio-compatible hardware on both the PC and connected devices, and can both be enabled in Settings.

Multi-App Camera

If you’ve ever used Windows Camera before, you’ll know that it doesn’t do sharing, requiring you to close one app if you wish to use it in another. With this update, that is no longer the case. What’s more, Basic Camera Mode has been introduced to help troubleshoot any problems you might experience.

Magnifier

Good news for Magnifier users: the feature now includes better announcements when working alongside Screen Reader, including announcements for functions that you use, such as zooming. It also now allows magnification of permitted protected content.

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Last updated on 20 June, 2026

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