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Appearance tweaks adjust the visual presentation and UI behavior of Windows — including taskbar layout, clock format, theme, and context menu style. All of these tweaks are safe to apply and can be reverted by changing the relevant setting manually.
Changes the clock to display time in 24-hour format.Updates the user’s regional time settings in the registry to switch the taskbar clock, apps, and system timestamps to a true 24-hour format.
Risksafe
Reversible
If the taskbar clock does not update immediately after applying this tweak, restart Explorer from within Sparkle Settings.
Aligns the taskbar icons to the left side of the screen.Sets the TaskbarAl registry value to 0, moving the taskbar Start button and icons back to the left-aligned position used in Windows 10 and earlier.
Risksafe
Reversible
Enables dark mode for Windows system UI and apps.Sets system and app theme registry values to 0 and restarts Explorer to apply the change. This also works on unactivated Windows installations where the personalization settings panel is normally locked.
Risksafe
Reversible
This is particularly useful on unactivated systems where dark mode cannot be set through the Settings app.
Hides the Task View and Widgets buttons from the taskbar.Disables both the Task View button and the Widgets panel by updating Explorer taskbar registry settings, removing both icons from the taskbar.
Risksafe
Reversible
This tweak removes the Windows Widgets feature entirely. To restore it, run winget install 9MSSGKG348SP or search for Windows Web Experience Pack in the Microsoft Store.
Enables the seconds display in the taskbar clock.Sets the ShowSecondsInSystemClock registry key to display seconds alongside the hours and minutes in the Windows taskbar clock.
Risksafe
ReversibleYes
Restart requiredYes (Explorer restart)
Reverts the right-click context menu to the classic Windows 10 style.Creates a blank InprocServer32 key under a specific CLSID to disable the modern condensed right-click context menu in Windows 11, restoring the full classic context menu and improving responsiveness in File Explorer.
Risksafe
Reversible
RecommendedYes
The classic context menu displays all options immediately without requiring you to click “Show more options”, which makes common file operations faster.

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