MEDIUMVulnerability
Global

Microsoft to retire Microsoft 365 Companion apps in December

·Source: BleepingComputer

Updated:

Executive Summary

Microsoft will retire the Calendar, People, and Files Microsoft 365 companion apps on December 16 and has asked admins to remove them from managed devices. [...]

Analysis

Microsoft will retire the Calendar, People, and Files Microsoft 365 companion apps on December 16 and has asked admins to remove them from managed devices. [...]
Source Attribution

Originally published by BleepingComputer on Sep 21, 2026.

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