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Copilot Data & Privacy Issues

How to Stop Microsoft Copilot from Blurring Faces in Uploaded Images

Maira MehtabMaira Mehtab Sep 21, 2026 869 views

Question details

The user is unable to upload a 'PNF' image file to Microsoft Copilot. After converting the file to JPG, the upload works, but Copilot automatically obscures human faces with a square. The user wants to upload the original file format and prevent the faces from being blurred.

Product
Microsoft Copilot
Device & OS
not provided
Scenario
Uploading personal or portrait images to Copilot for AI analysis and editing.
Observed behavior
Copilot rejects the original 'PNF' file. When converted to JPG, the AI successfully processes the image but applies a blurred square over human faces due to built-in safety filters.
Before you start

Ensure your image is in a standard format natively supported by web browsers, and note that Microsoft implements strict server-side privacy policies for facial recognition that cannot be bypassed.

Solution 1Recommended

Troubleshoot the Unsupported File Format

Fix file extension issues and use native image formats to ensure Microsoft Copilot accepts your upload.

The 'PNF' file format mentioned is highly uncommon for images and is likely a typo for 'PNG'. Converting files through third-party applications can sometimes alter metadata or degrade image quality. Using natively supported formats ensures smooth uploads.

1
Verify and rename the file extension

Locate your original file on your device. If the extension reads '.pnf', right-click the file, select 'Rename', and change the extension to '.png'.

2
Upload native file formats

Attempt to upload a native .JPG, .JPEG, or .PNG file directly from your camera or standard photo editor, skipping any heavy format converters.

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Frequently Asked Questions

Why does Microsoft Copilot put a blurred square over faces?

Microsoft implements strict AI privacy and safety guidelines. Copilot automatically obscures human faces to prevent unauthorized facial recognition, protect user identity, and comply with global privacy regulations.

Can I disable the face blurring feature in Copilot?

No, the face blurring is a server-side safety mechanism enforced by Microsoft. There is no toggle or setting available to disable it in the user interface.

What image formats can I upload to Microsoft Copilot?

Copilot typically supports standard web-friendly image formats such as JPEG, PNG, and WebP. If you have an unsupported format, converting it to one of these standard types will allow the upload.

What is a PNF file and why won't it upload?

A 'PNF' file is usually a system configuration file (Precompiled Setup Information), which Copilot does not accept. In the context of images, it is most likely a typo for 'PNG'. Try manually renaming the file extension to .png.