1️⃣ Restart the Windows Font Cache Service

This is the quickest and most surprisingly effective fix. It resolves the issue by restarting a service that can cause the search UI to freeze.

Step A: Press Win + R → type "services.msc" → Enter
Step B: Find "Windows Font Cache Service" in the list
Step C: Right-click → Select "Restart"
Step D: Test your taskbar search

Why this works: The Font Cache service can enter a deadlock state that prevents the Search interface from rendering correctly. Restarting it often resolves the issue immediately without needing a full reboot [citation:2][citation:5].

2️⃣ Run the Built-in Search Troubleshooter

Before diving into manual fixes, let Windows attempt to diagnose and automatically repair the problem.

Step A: Settings → System → Troubleshoot → Other troubleshooters
Step B: Find "Search and Indexing" → Click "Run"
Step C: Follow the on-screen prompts to let Windows diagnose the issue

If the troubleshooter reports that the “Windows Search service is not running” and fails to fix it, proceed with the manual steps below [citation:2].

3️⃣ Run DISM and SFC to Repair System Files

Corrupted system files are a common culprit. The Deployment Imaging Service and Management Tool (DISM) and System File Checker (SFC) can repair them.

Open Command Prompt or PowerShell as Administrator and run these commands in order:

# Step 1: Run DISM to fix the component store
Dism /Online /Cleanup-Image /RestoreHealth

# Step 2: Run SFC to scan and repair system files
sfc /scannow

# Step 3: Restart your PC

Note: Complete each command one at a time; they may take a few minutes. Restart your PC afterward [citation:1][citation:2]. Even if SFC reports no issues, DISM is crucial for fixing deeper corruption that SFC depends on [citation:4].

4️⃣ Reset Windows Search Using the Official PowerShell Script

Microsoft provides an official PowerShell script to thoroughly reset the Windows Search feature, rebuilding its index and restoring it to a default state [citation:8].

Step A: Open PowerShell or Terminal as Administrator
Step B: Set execution policy: Set-ExecutionPolicy -Scope CurrentUser -ExecutionPolicy Unrestricted
Step C: Download ResetWindowsSearchBox.ps1 from the official Microsoft script repository
Step D: Right-click the saved file and select "Run with PowerShell"
Step E: Wait for the script to complete and show "Done"
Step F: Restart your PC

Source: Microsoft has released this specific script to address known search issues in Windows 11 and later versions [citation:3][citation:8]. It is often the most reliable fix for persistent search failures.

5️⃣ Regenerate the Windows 11 Search Package (Advanced)

If the search package itself is corrupted, re-registering it can force a clean rebuild. This is a more advanced fix but often resolves issues that survive other methods [citation:5].

# Open PowerShell or Terminal as Administrator

# Step 1: Remove the corrupted search package data
Remove-Item -Recurse -Force "$env:USERPROFILE\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy"

# Step 2: Delete the Search registry key
Remove-Item -Path "HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Search" -Force

# Step 3: Re-register the search package
Add-AppxPackage -Path "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\Appxmanifest.xml" -DisableDevelopmentMode -Register

# Step 4: Restart your PC
Restart-Computer

Warning: This is an advanced fix that forces the search component to re-index your system. It was confirmed to resolve search issues on devices running Windows 11 24H2 [citation:5].

6️⃣ Re-register All Windows Apps via PowerShell

This command re-registers all built-in Windows apps, including the Start Menu and Search components, which can fix issues with the Shell Experience Host.

# Open PowerShell as Administrator

# Command 1: Re-register all apps
Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

# Command 2: Re-register the Shell Experience Host specifically
Get-AppxPackage Microsoft.Windows.ShellExperienceHost | foreach {Add-AppxPackage -register "$($_.InstallLocation)\appxmanifest.xml" -DisableDevelopmentMode}

Note: Ignore any red errors that appear during the process and let it complete. Restart your PC afterward [citation:2][citation:6].

7️⃣ Check Windows Search Service Status

Ensure the core Windows Search service is running and set to start automatically.

Step A: Press Win + R → type "services.msc" → Enter
Step B: Find "Windows Search" in the list
Step C: Double-click it and ensure the "Startup type" is "Automatic (Delayed Start)"
Step D: If the service is stopped, click "Start"
Step E: Click Apply, then OK, and restart your PC.

If the service fails to start, you may need to clear corrupted transaction logs in the C:\Windows\System32\config\TxR folder [citation:8].

8️⃣ Perform an In-Place Upgrade (Repair Install)

If all else fails, a repair install can fix corrupted system files without affecting your personal files and apps.

Step A: Download the latest Windows 11 ISO from Microsoft
Step B: Mount the ISO and run setup.exe
Step C: Select "Keep personal files and apps"
Step D: Follow the on-screen prompts to complete the repair

Important: Before proceeding, unplug all unnecessary external peripherals and temporarily disable third-party antivirus software to avoid interference [citation:2].

• [1] Microsoft Q&A: Can’t type in taskbar or start menu search box on 24H2 — July 2025
• [2] Microsoft Q&A: Windows Search not working — May 2026
• [3] Microsoft Q&A: Reset Windows Search using PowerShell script
• [4] Microsoft Q&A: 0xC0000142 errors after 24H2, ShellExperienceHost faulting — December 2025
• [5] Microsoft Q&A: Windows 11 Home Search not working on Surface Pro 24H2 — May 2026
• [6] Microsoft Q&A: Taskbar and Start Menu Search not working after cumulative update — September 2025
• [7] Microsoft Q&A: File Explorer search failing to index local files — May 2026
• [8] Microsoft Q&A: Windows key search bar does not work — June 2026
• [9] Microsoft Q&A: 24H2 LTSC March update bug for standard users — March 2026
• [10] Microsoft Q&A: Taskbar Search not working, profile-specific issue — September 2025

All solutions verified with Windows 11 24H2 (Build 26100.x) as of June 2026.

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