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Microsoft 365 Copilot

What Microsoft says Microsoft 365 Copilot puts into the files it makes, by file type, quoted from Microsoft's own pages. Covers image generation in Word and PowerPoint and Copilot audio overviews in Microsoft 365.

Last verified October 19, 202614 sources readwww.microsoft.com

At a glance

File type Content Credentials Invisible watermark AI label in metadata Visible mark Tool named in metadata
Images Yes (PowerPoint) Not stated Not stated Optional Model, app, time (may)
Audio Not stated Not stated Not stated Optional, audible Yes; page differs
Text Not stated Not stated Not stated Not stated Not stated
Documents and code Not stated Not stated Not stated Not stated Not stated

Images

Content CredentialsA signed record (C2PA) of how the file was made, sealed so any change shows.

Microsoft says it has implemented C2PA-based content credentials for Image Creator images in Copilot in PowerPoint.

Copilot in PowerPoint image suggestions FAQMicrosoft (Microsoft Support)

Quoted passage Responsible AI measures
We help make it clear that Image Creator's images are generated by AI. We have implemented content credentials, provenance based on the C2PA standard, to help users identify AI generated Images.
Invisible watermarkA signal woven into the pixels, frames, audio or wording, meant to survive copying.

Not stated. None of Microsoft's pages listed under Sources read says so.

AI label in metadataA plain metadata field (IPTC Digital Source Type) saying AI made the content. Anyone can add or remove it.

Not stated. None of Microsoft's pages listed under Sources read says so.

Visible markA mark you can see, such as a logo or a sparkle in a corner.

Microsoft says work or school users who turn on image watermarks get a visible watermark, which may read "AI-Generated", on images they generate or alter with AI in Microsoft 365, including Word and PowerPoint image generation. Personal-account users who turn on watermarks get one on new or altered AI images, video and audio.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage Watermarks for images
If your users decide to turn on watermarks for images, any new image they generate or existing images they alter by using AI in Microsoft 365 will have a visual watermark added. For example, when they use Microsoft Designer or the image generation capabilities in Word or PowerPoint. Here's an example of a watermark in the bottom right corner of an image: In some cases, the watermark might appear in another location on the image or the watermark might appear as text that says "AI-Generated."

Include a watermark when content from Microsoft 365 is AI-generatedMicrosoft (Microsoft Support)

Quoted passage How to turn on watermarks
After you turn on watermarks, a watermark will be added to any new image, video, or audio content that you generate by using AI in Microsoft 365. A watermark will also be added if you use AI in Microsoft 365 to alter any existing image, video, or audio content.
Tool named in metadataThe tool or model written into ordinary file fields, such as Software or Creator.

Microsoft says information disclosing AI use is added to the metadata of images generated or altered with AI in Microsoft 365, and that it might include the AI model, the app and the generation time.

Microsoft refers to C2PA for more information but does not say this metadata is a signed C2PA manifest.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage Additional information added to the metadata … (Note and example)
Currently, this additional information is added only to the metadata of images. We're working on getting the information added to video and audio content, but we don't have a specific time frame for when that will happen. […] For example, the additional information added to the metadata of the content might include which AI model was used, which app generated the content, or when the content was generated.

Include a watermark when content from Microsoft 365 is AI-generatedMicrosoft (Microsoft Support)

Quoted passage Additional information added to the metadata of content that's generated or altered by AI in Microsoft 365
Even if you don’t turn on watermarks, some information disclosing the use of AI is added to the metadata of images, videos, and audio content that you generate or alter by using AI in Microsoft 365.

Audio

Content CredentialsA signed record (C2PA) of how the file was made, sealed so any change shows.

Not stated. None of Microsoft's pages listed under Sources read says so.

Invisible watermarkA signal woven into the pixels, frames, audio or wording, meant to survive copying.

Not stated. None of Microsoft's pages listed under Sources read says so.

AI label in metadataA plain metadata field (IPTC Digital Source Type) saying AI made the content. Anyone can add or remove it.

Not stated. None of Microsoft's pages listed under Sources read says so.

Visible markA mark you can see, such as a logo or a sparkle in a corner.

Microsoft says the Microsoft 365 audio watermark says "This audio is generated by AI", with Copilot audio overviews as an example. For work or school accounts it is added only when an admin enables a Cloud Policy setting; personal-account users can turn watermarks on themselves.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage Introduction; To turn on watermarks by using Cloud Policy
Visual or audio watermarks can be added to video and audio content that your users generate or alter by using AI in Microsoft 365. You need to enable a policy setting for watermarks to be added to video and audio content. […] If you set this policy to Disabled or Not configured , a visual or audio watermark isn't added. This policy doesn't apply to images.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage Introduction (examples and watermark forms)
A visual watermark is added to a video generated with Clipchamp. An audio watermark is added to an audio overview generated by Copilot from a Word document. […] In some cases, the video watermark might be the Copilot icon in the bottom right corner of the video. For audio content, the watermark will verbally state "This audio is generated by AI." The watermark will be heard at either the beginning or at the end of the audio content. You can't customize the placement or the wording of the watermark.

Include a watermark when content from Microsoft 365 is AI-generatedMicrosoft (Microsoft Support)

Quoted passage How to turn on watermarks
After you turn on watermarks, a watermark will be added to any new image, video, or audio content that you generate by using AI in Microsoft 365. A watermark will also be added if you use AI in Microsoft 365 to alter any existing image, video, or audio content.
Tool named in metadataThe tool or model written into ordinary file fields, such as Software or Creator.

Microsoft says that for personal accounts, information disclosing AI use is added to the metadata of audio generated or altered with AI in Microsoft 365, even without watermarks.

Microsoft's work or school watermark page is inconsistent. It says in three places that this information is added to the metadata of video and audio, but a note on the same page says it is currently added only to images, with no time frame for video and audio.

Include a watermark when content from Microsoft 365 is AI-generatedMicrosoft (Microsoft Support)

Quoted passage Additional information added to the metadata of content that's generated or altered by AI in Microsoft 365
Even if you don’t turn on watermarks, some information disclosing the use of AI is added to the metadata of images, videos, and audio content that you generate or alter by using AI in Microsoft 365.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage To turn on watermarks by using Cloud Policy (metadata sentence)
Even if you decide to keep these watermarks turned off, additional information is added to the metadata of the video and audio content that your users generate or alter by using AI in Microsoft 365." "Regardless of how you configure this policy, additional information is added to the metadata of video and audio content that your users generate or alter by using AI in Microsoft 365." "Even if you don't turn on watermarks, additional information is added to the metadata of video and audio content that your users generate or alter by using AI in Microsoft 365." "Currently, this additional information is added only to the metadata of images. We're working on getting the information added to video and audio content, but we don't have a specific time frame for when that will happen.

Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)

Quoted passage Additional information added to the metadata … (Note and example)
Currently, this additional information is added only to the metadata of images. We're working on getting the information added to video and audio content, but we don't have a specific time frame for when that will happen. […] For example, the additional information added to the metadata of the content might include which AI model was used, which app generated the content, or when the content was generated.

Text

Content CredentialsA signed record (C2PA) of how the file was made, sealed so any change shows.

Not stated. None of Microsoft's pages listed under Sources read says so.

Invisible watermarkA signal woven into the pixels, frames, audio or wording, meant to survive copying.

Not stated. None of Microsoft's pages listed under Sources read says so.

The Microsoft 365 pages read describe no text marking.

AI label in metadataA plain metadata field (IPTC Digital Source Type) saying AI made the content. Anyone can add or remove it.

Not stated. None of Microsoft's pages listed under Sources read says so.

Visible markA mark you can see, such as a logo or a sparkle in a corner.

Not stated. None of Microsoft's pages listed under Sources read says so.

Tool named in metadataThe tool or model written into ordinary file fields, such as Software or Creator.

Not stated. None of Microsoft's pages listed under Sources read says so.

Documents and code

Content CredentialsA signed record (C2PA) of how the file was made, sealed so any change shows.

Not stated. None of Microsoft's pages listed under Sources read says so.

Microsoft says nothing about Content Credentials or metadata for Word, Excel or PowerPoint files themselves, only for images generated in them.

Invisible watermarkA signal woven into the pixels, frames, audio or wording, meant to survive copying.

Not stated. None of Microsoft's pages listed under Sources read says so.

AI label in metadataA plain metadata field (IPTC Digital Source Type) saying AI made the content. Anyone can add or remove it.

Not stated. None of Microsoft's pages listed under Sources read says so.

Visible markA mark you can see, such as a logo or a sparkle in a corner.

Not stated. None of Microsoft's pages listed under Sources read says so.

Tool named in metadataThe tool or model written into ordinary file fields, such as Software or Creator.

Not stated. None of Microsoft's pages listed under Sources read says so.

Limits and detection

Checking tool from the makerA way the maker offers to check a file for its traces.

Not stated. None of Microsoft's pages listed under Sources read says so.

Sources read

Each page below was read and the quoted passage found on it. Last verified October 19, 2026.

  1. Content Credentials in Azure OpenAI (classic) – Microsoft Foundry (classic) portalMicrosoft (Microsoft Learn)
  2. Text to speech transparency note – Foundry ToolsMicrosoft (Microsoft Learn)
  3. Add watermarks to content generated or altered by using AI in Microsoft 365Microsoft (Microsoft Learn)
  4. Include a watermark when content from Microsoft 365 is AI-generatedMicrosoft (Microsoft Support)
  5. Content credentials in Azure text to speech avatar – Foundry ToolsMicrosoft (Microsoft Learn)
  6. Frequently asked questions about Microsoft DesignerMicrosoft (Microsoft Support)
  7. Transparency Note for Microsoft Copilot (for individuals)Microsoft (Microsoft Support)
  8. Frequently asked questions about Create in the Microsoft Copilot appMicrosoft (Microsoft Support)
  9. Copilot in PowerPoint image suggestions FAQMicrosoft (Microsoft Support)
  10. Bing Preview Release Notes: New experiences powered by Bing Image CreatorMicrosoft (Microsoft Bing Blog)
  11. Create videos with your words for free – Introducing Bing Video CreatorMicrosoft (Microsoft Bing Blog)
  12. Bing Image Creator and Bing Video Creator – Terms of UseMicrosoft
  13. Fighting deepfakes with more transparency about AIMicrosoft (Microsoft Source)
  14. Expanding our Content Integrity tools to support global electionsMicrosoft (Microsoft On the Issues)