Windows 11 Build 22621.607 Update: Key Fixes and Enhancements for Insiders

Attention Windows enthusiasts! Microsoft has released Windows 11 Build 22621.607 (KB5017389) for Insiders in the Release Preview Channel, running Windows 11 version 22H2. Here's a detailed look at the improvements and fixes included in this update:

Major Improvements and Fixes​

• App Reinstallation: Fixed an issue with certain apps not signed by the Microsoft Store, requiring reinstallation post-OS upgrade.
• Microsoft Store Updates: Addressed problems causing Microsoft Store updates to fail.
• Office 365 Sign-In: Resolved sign-in issues across Microsoft Office 365 apps including Outlook, Word, and Teams.
• Daylight Saving Time Update: Updated the start date for daylight saving time in Chile
  to September 11, 2022, instead of September 4, 2022.
• Windows Search Service: Improved indexing speed for the Windows Search service.
• Processor Compatibility: Fixed issues affecting certain processors when Hyper-V and kernel Direct Memory Access (DMA) protections are enabled.
• Static IP Configuration: Addressed inconsistencies in static IP configuration causing NetworkAdapterConfiguration to occasionally fail.
• Task Manager Stability: Fixed crashes occurring while switching between light/dark mode or changing accent colors.

Additional Fixes​

• Chinese Character Fonts: Corrected the width size of three Chinese characters when formatted as bold.
• Graphics Drivers: Fixed issues affecting drivers using d3d9on12.dll.
• Dynamic Host Configuration Protocol: Reduced power usage during
  Sleep mode on some devices.
• JavaScript URL Handling: Resolved issues with JavaScript-generated URLs not working in IE mode Favorites menu.
• Widget Content: Added dynamic Widgets content to the taskbar with enhanced notification badging and informational banners.
• Dual SIM Calling: Fixed dual SIM functionality issues when initiating calls with no SIM selected.
• Memory Leaks: Addressed various memory leak issues in several components including FindNextFileNameW and LanmanWorkstation service.
• Robocopy Utility: Corrected time setting issues with Robocopy when using the /IS switch.
• Network and Miracast Services: Resolved UI issues and memory leaks affecting network drives and Miracast casting.
• Roaming User Profiles: Ensured proper
  restoration of settings after sign in/out.

Impact and Considerations​

For WindowsForum.com users, this update brings significant stability and performance improvements, especially if you rely on Office 365, use static IP configurations, or work with various language inputs. The fixes also ensure a smoother experience with Task Manager and enhance compatibility with certain hardware configurations. Staying updated with these changes is crucial to maintaining system efficiency and security. For more information and to view the original blog post, visit the Releasing Windows 11 Build 22621.607 to the Release Preview Channel. Stay tuned for more updates and happy computing! https://windowsforum.com/windows101/windows-update-guide