Disable Copilot AI from Scanning Local File Explorer Documents

Depending on your version of Windows and whether you use Microsoft Copilot, Windows Search, or Microsoft 365 Copilot, you can disable file indexing, adjust privacy settings, and control AI permissions. These changes help ensure that your local documents remain accessible only when you choose to share them.

Let’s learn the steps!

Disable Copilot AI from Scanning Local File Explorer Documents

If you want to stop Copilot from accessing or scanning documents stored in File Explorer, you need to review several Windows privacy and search settings. The process involves disabling cloud content where possible, limiting Windows Search indexing, turning off Copilot features that rely on local files, and preventing sensitive folders from being indexed. 

While there is no single switch that completely blocks every AI feature, combining these settings significantly reduces the chances of Copilot using your local documents.

Step 1: Check Which Version of Copilot You Are Using

The first step is identifying the version of Copilot installed on your PC. Different versions have different capabilities. For example, the standalone Microsoft Copilot app behaves differently from Microsoft 365 Copilot, which can work with Office files stored in OneDrive or SharePoint.

Open the Copilot app from the Start menu. Click your profile picture or the Settings option if available. Review whether the app mentions access to local files, cloud storage, or Microsoft 365 integration.

Understanding your Copilot version helps you know which settings apply to your computer. If your version does not support local file access, there may be little or nothing to disable.

Step 2: Turn Off File Access Permissions for Copilot

After identifying your Copilot version, review its permissions.

Open the Settings app by pressing Windows + I. Select Privacy & security, then look for App permissions or any section related to installed applications. If Copilot appears in the list, review its permissions carefully.

Disable permissions that allow access to documents, pictures, downloads, or other personal folders if these options are available. Some Windows builds may not display every permission, but checking them ensures Copilot has only the minimum access required.

Once finished, close the Settings app. These changes take effect immediately in most cases.

Step 3: Limit Windows Search Indexing

Copilot often relies on Windows Search to locate files quickly. Reducing search indexing limits the number of files Windows can search and present to AI-powered features.

Open Settings and select Privacy & security. Choose ‘Searching Windows’.

Under indexing options, select Classic instead of Enhanced if your PC currently uses Enhanced indexing. The Classic mode indexes only common folders rather than your entire computer.

Scroll further down and review the Excluded folders section. Add folders containing sensitive documents, so Windows Search does not index them.

This step improves privacy because files that are not indexed are generally harder for search-based tools to discover quickly.

Step 4: Exclude Sensitive Folders from File Indexing

Some folders deserve additional protection.

Open the Control Panel and search for Indexing Options. Click Modify.

A list of indexed locations appears. Remove the checkmarks next to folders that contain private documents, such as financial records, legal files, or confidential business information.

Click OK, then select Close.

Windows will rebuild its search index over time. During this process, removed folders are gradually excluded from search results, reducing the likelihood that AI features can locate those files through Windows Search.

Step 5: Disable Connected Experiences in Microsoft Office

If you use Microsoft Word, Excel, or PowerPoint, connected experiences may provide AI-assisted features that interact with your documents.

Open any Office application.

Select File, then Options, followed by Trust Center. Choose Trust Center Settings, then open Privacy Options.

Review the connected experiences settings carefully. Disable optional connected experiences if you do not want AI-powered cloud features working with your documents.

Remember that disabling these options may reduce certain productivity features, but it can also improve document privacy.

Step 6: Store Private Documents Outside Indexed Locations

Another effective approach is changing where you save sensitive files.

Instead of keeping confidential documents in commonly indexed folders such as Documents, Desktop, or Downloads, create a dedicated folder in another location and exclude it from Windows Search indexing.

You can also encrypt important files using BitLocker or password-protected archives. Encryption provides another layer of protection because even if a file is discovered, its contents remain unreadable without proper authentication.

This practice helps protect your information regardless of whether AI features are enabled.

Step 7: Keep Windows Updated and Review Privacy Settings Regularly

Microsoft regularly updates Windows and Copilot with new features and privacy controls.

Open Settings, select Windows Update, and install the latest updates.

After each major update, revisit your Privacy & security settings to confirm that your preferred options remain unchanged. Sometimes new Windows versions introduce additional privacy controls or modify existing ones.

Making privacy reviews a regular habit helps ensure your documents stay protected as Windows evolves.

FAQs

Can Copilot automatically read every file on my computer?

No. Copilot does not automatically read every file stored on your PC. Its access depends on your Windows version, permissions, indexing settings, and the specific Copilot features you use.

Does disabling Windows Search stop Copilot completely?

No. Limiting Windows Search indexing reduces file discovery but does not completely disable Copilot. Other features may continue to function without accessing your local documents.

Is deleting Copilot necessary for better privacy?

Not necessarily. Most users can improve privacy by adjusting permissions and indexing settings instead of removing Copilot entirely.

Will excluding folders affect File Explorer?

No. Your files remain available in File Explorer. They simply become less searchable through Windows Search and related features.

Can encrypted files still be scanned?

Encrypted files remain protected because their contents cannot be read without the correct encryption key or password.