Windows 11 Insider Preview Build 26200.5742 (KB5064075): A Closer Look at the Control Panel’s Ongoing Retirement to the Improved Settings App

Windows Insiders in the Dev Channel received Build 26200.5742 (KB5064075) on August 8, 2025—a release packed with feature migrations and improvements that reaffirm Microsoft’s drive to modernize the Windows experience while systematically retiring legacy Control Panel components. Windows 11 Insider Preview Build 26200.5742 (KB5064075), part of the broader Windows 11, version 25H2 development cycle, showcases Microsoft’s commitment to a seamless, unified user interface and robust accessibility for all users.

Modernizing Windows: The March Away from the Control Panel

With every major Windows 11 update, Microsoft nudges users further toward the Settings app, sunsetting the decades-old Control Panel. Windows 11 Insider Preview Build 26200.5742 accelerates this transition by moving a broad set of time, language, keyboard, and regional settings into the modern Settings environment.

Key Control Panel Settings Migrated in Build 26200.5742

• Time and Language Enhancements:

  • Multiple Clocks:
    Now configurable directly in Settings > Time & language > Date & time. Users can easily add extra clocks (ideal for tracking multiple time zones) from a new “Show time and date in the system tray” section, eliminating the old Control Panel steps. These clocks now appear in both the Notification Center and the clock tooltip on the taskbar.

  • Time Server Configuration:
    Users may now set/change their time server from the Settings app (Settings > Time & language > Date & time under “Additional settings”), helping keep PCs precisely synced without digging through legacy menus.

  • Date and Time Formatting:
    The tools for formatting date/time, including customizing the AM/PM symbol, have moved from Settings > Time & language > Language & region to Date & time. This centralizes all clock-related preferences for easier discovery and management.

  • Currency and Number Formats:
    Adjustments for number and currency format are now available in Settings > Time & language > Language & region under “Region.”

  • Unicode UTF-8 Toggle:
    For global language support, a new toggle for Unicode UTF-8 is available within Settings > Time & language > Language & region (“Language” section).

  • Copying Language/Region Defaults:
    Users can now copy current user language and region settings to the welcome screen, system account, and new user accounts (found under “Additional settings”).

• Keyboard and Accessibility Updates:

  • Character Repeat Delay/Rate:
    This legacy setting is now found in Settings > Accessibility > Keyboard, where users control key press response times.

  • Cursor Blink Rate:
    Moved to Settings > Accessibility > Text cursor, letting users specify how quickly the cursor blinks, essential for accessibility and personal preference.

• Other Visual and Functional Updates:

  • Dialogs, such as those for app launch failures, now adhere to the clean Windows 11 aesthetic, promoting a more cohesive user interface.

New Features Rolling out with the Update

• Start Menu Mobile Device Companion:
  The Start menu gets an updated mobile device companion section, letting users access messages, calls, photos, and app updates from their phones, all within a streamlined interface for both Android and iPhone devices. The redesign lets you scroll through additional activity items, keeping digital life unified.

• Expanded Accessibility and Experience Tweaks:
  Microsoft continues refining how Windows 11 works for everyone, with bug fixes and new accessibility options now easier to find in the Settings app.

Improvements and Fixes

The bulk of the build’s “under-the-hood” improvements focus on stability and polish:

• File Explorer: Icons now render correctly in right-to-left languages, tooltips no longer “linger,” tab duplication bugs are squashed, and launching/synchronizing cloud files is smoother.

• Start Menu: Alphabetical category glitches for Insiders on the new menu are gone, and app categorization is more accurate.

• Task Manager: Reliability and accessibility see a boost, especially for users utilizing high-contrast themes or running on accessibility aids.

• Input and IME: Multiple issues around complex script input, including copy-paste glitches with Chinese input, are resolved, enhancing support for global users.

• Settings Crashes: Adding new security keys in Settings > Account > Sign-in options no longer crashes the app, and stability is improved for scenarios involving app development tools (notably Visual Studio on Arm64 PCs).

• Other: Random crashes and SYSTEM_SERVICE_EXCEPTION bugchecks are resolved for many Insiders.

Known Issues to Watch

As with any pre-release build, there are caveats:

• Installation Rollbacks: Some users face update errors (0x80070005), with a system recovery workaround provided.

• Taskbar/Start Menu Display: Functionality bugs such as temporary reduction in pinned app columns or pinned app disappearance are noted for future fixes.

• Dark Mode Rendering: Color inconsistencies, especially for low-space drives, persist in File Explorer.

• Xbox Controller Connectivity: Bluetooth connection can cause bugchecks; Microsoft details a step-by-step fix via Device Manager for affected users.

• Live Captions on Copilot+ PCs: Crashes when using live translation.

• Click to Do (Preview): Instability in text/image actions after this update.

• Other Development Issues: Visual Studio may crash in certain scenarios on Arm64.

Why This Matters: The Big Picture for Windows Users

This latest wave of migration away from the Control Panel is more than a cosmetic update: it represents a decisive shift in how users discover and interact with system settings. By centralizing controls in the Settings app, Microsoft is streamlining the Windows 11 experience, making routine adjustments easier, more accessible, and less daunting for the average user.

Not only does this simplify troubleshooting and onboarding, but it also strengthens accessibility for users with disabilities—placing crucial settings under clearly labeled, visually consistent categories. For enterprise and home users alike, this is a step toward a more modern, secure Windows ecosystem, echoing broader security, accessibility, and cloud-integration trends highlighted recently on msftnewsnow.com.

How to Make the Most of These Changes

Windows Insiders should make a habit of browsing Settings instead of returning to the Control Panel for legacy options—you’ll find more features migrating with every update. IT staff should start updating internal documentation and user training materials now to reflect the latest organizational structure of Windows settings.

Noticing odd behavior? Use the integrated feedback channels in the Insider Hub to report localization problems, bugs, or feature suggestions—Microsoft’s rapid rollout model relies on your input. Check out Flight Hub for a complete look at what build is in which Windows 11 Insider Preview Build channel.