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Microsoft 365: New Trust Center settings to block file opens using insecure protocols

Roadmap ID
497299
View in M365 Roadmap
Products
ExcelMicrosoft 365PowerPointWord
Published
July 2, 2025
Status
Launched
Cloud Instances
Worldwide (Standard Multi-Tenant)GCCGCC HighDoD
Release Phase
General AvailabilityPreview
Platform
Desktop
Expected Release
August 2025

Description

New settings in Trust Center will allow users to restrict or allow file opens using FTP/HTTP protocols and fallback to FrontPage Remote Procedure Call (FPRPC) protocol.

Change History

Show
Published: July 2, 2025
Last Updated: October 28, 2025
October 29, 2025 at 2:00 AM Updated
Status
Previous
Rolling out
New
Launched
Modified Date
Previous
2025-09-30T23:15:08.000Z
New
2025-10-28T23:15:02.000Z
October 1, 2025 at 2:01 AM Updated
Status
Previous
In development
New
Rolling out
Modified Date
Previous
2025-07-02T23:15:48.000Z
New
2025-09-30T23:15:08.000Z

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