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How to fix Microsoft.Windows.ShellExperienceHost_10.0.26100.7462

James M 0 Reputation points
2026-03-01T16:17:28.08+00:00

Microsoft.Windows.ShellExperienceHost_10.0.26100.7462_neutral_neutral_cw5n1h2txyewy

Stopped working

Windows for home | Windows 11 | Performance and system failures
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  1. AI answer

    2026-03-01T16:17:41.7333333+00:00

    ShellExperienceHost issues are commonly related to Start menu, taskbar, or Explorer not starting or closing unexpectedly. Use the following steps to troubleshoot and repair it.

    1. Check for XAML dependency issues (enterprise/managed or virtualized devices) If this device is in an enterprise or virtualized environment and you see symptoms like:
    • Explorer.exe crashes or shows a black screen
    • Start menu fails to open
    • Taskbar fails to appear
    • XAML-based apps (Settings, UAC prompts, etc.) fail to open

    Then the issue might be missing or unregistered XAML dependency packages.

    For such environments, IT admins can:

    • Manually re-register the missing packages in the affected user session using PowerShell: 
        Add-AppxPackage -Register -Path "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS\_cw5n1h2txyewy\appxmanifest.xml" -DisableDevelopmentMode
  Add-AppxPackage -Register -Path "C:\Windows\SystemApps\Microsoft.UI.Xaml.CBS\_8wekyb3d8bbwe\appxmanifest.xml" -DisableDevelopmentMode
  Add-AppxPackage -Register -Path "C:\Windows\SystemApps\MicrosoftWindows.Client.Core\_cw5n1h2txyewy\appxmanifest.xml" -DisableDevelopmentMode
    • On non-persistent environments, run these registrations synchronously at logon (for example via a batch wrapper) before Explorer launches so that ShellExperienceHost and other XAML components can load correctly.
    1. If StartMenuExperienceHost / ShellExperienceHost is not installed or not activating If Start menu or shell components are failing and event logs show messages such as:
    • "Package was not found"
    • "Invalid value for registry"
    • "Element not found"
    • "Package could not be registered" for Microsoft.Windows.StartMenuExperienceHost or Microsoft.Windows.ShellExperienceHost

    Then the recommended path is:

    • Revert to a known-good configuration:
      • Roll back the recent Windows update that introduced the problem, or
      • Reset the PC to defaults (keeping files if desired), or
      • Restore from a system backup where the shell was working.
    • There is no supported method to manually install or side-load Start menu/Shell AppX packages on consumer systems; doing so is often unreliable and not recommended.
    1. General shell/Explorer troubleshooting steps If ShellExperienceHost failures manifest as “Explorer has stopped working” or similar shell instability, use these steps:
    1. Run System File Checker (SFC)
    • Open an elevated Command Prompt (Run as administrator).
    • Run: 
        sfc /scannow
    • Wait for the scan to complete and let Windows repair corrupted or missing system files.
    1. Scan for malware
    • Run a full scan with installed antivirus.
    • Optionally install and run Microsoft Security Essentials on supported systems to ensure no malware is interfering with shell components.
    1. Test in Safe Mode
    • Boot into Safe Mode and try to reproduce the issue.
      • If ShellExperienceHost/Explorer works in Safe Mode, a third-party startup item or driver is likely causing the problem.
    1. Perform a Clean Boot
    • If the issue does not occur in Safe Mode, perform a clean boot and selectively disable startup items and services to identify the conflicting component.
    1. If the issue has persisted for a long time
    • For long-standing shell/Explorer failures that are not resolved by SFC, malware scans, Safe Mode, or Clean Boot, perform an in-place upgrade/repair install of Windows to restore system components while keeping apps and files.
    1. When system apps broadly fail after an update If multiple system apps (Start, Edge, Cortana, etc.) fail after a feature update, install the relevant quality update or cumulative fix provided for that Windows version, or reinstall/repair Windows as recommended in the official guidance.

    If these steps do not resolve the ShellExperienceHost crash, the next supported actions are:

    • Reset this PC (keeping files) to repair the OS while preserving personal data, or
    • Fully reinstall Windows from recovery media if corruption is severe.

    References:

    AI-generated content may be incorrect. Read our transparency notes for more information.

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  2. EmilyS726 238.7K Reputation points Independent Advisor
    2026-03-01T17:00:51.95+00:00

    Hello

    I can see AI is giving you a long list of things to try, some quite extreme.

    I do recommend this particular recommedation:

    Please type cmd in the search on the taskbar. Don't press enter key yet. Instead, choose "run as administrator" to launch Command Prompt.

    run command and let me know what it says. 

    sfc /scannow

    ========

    I don't think you need to go as extreme as resetting or clean install as AI recommends. Creating a new user profile and migrate youra ccount and data over typically can work.

    Let me know what SFC says, and if it fixes the issue first.

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