OneDrive: Anchored comments in the PDF viewer

Vendor: Microsoft
Product: SharePoint, OneDrive
Type: Availability
Announcement date: 2026-08-07
Effective date: Date not published
Impact: Affected

In brief

What the source says

Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-Tenant) GCC GCC High DoD OneDrive SharePoint Web

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Who is affected: The audience described by the Microsoft update is represented by: OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-T

Why it matters: The change matters because the official source describes: OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-T

Urgency: Monitor

Next action: Review affected accounts with the customer using the official announcement.

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Raw capture
2026-08-29T09:22:49.319599+00:00
Event
OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-Tenant) GCC GCC High DoD OneDrive SharePoint Web
source
Product SharePoint
OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-Tenant) GCC GCC High DoD OneDrive SharePoint Web
source
Product OneDrive
OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-Tenant) GCC GCC High DoD OneDrive SharePoint Web
source
Insight a salesperson
OneDrive: Anchored comments in the PDF viewer Microsoft is adding anchored comments to the PDF viewer in OneDrive and SharePoint on the web. Users can attach a comment to a specific spot on a page, to selected text, and collaborate through replies and @mentions — bringing PDF review to parity with commenting in Office documents. This feature will be on by default and requires no admin action. GA date: October CY2026 In development General Availability Targeted Release Worldwide (Standard Multi-Tenant) GCC GCC High DoD OneDrive SharePoint Web
source

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