Microsoft Microsoft 365 Apps Monthly Enterprise Channel Update Version Version 2606 (Build 20131.20152)

Microsoft Office security update notes for Microsoft 365 Apps Monthly Enterprise Channel Version 2606 (Build 20131.20152). The article also mentions various fixes to functionality and performance.

• Security fixes included in Microsoft Office updates.

• Various fixes to functionality and performance.

• This release note applies to Microsoft 365 Apps for enterprise and business, plus several Office editions; for this target, use Monthly Enterprise Channel Version 2606 (Build 20131.20152).
• Office 2019 support ended on October 14, 2025; Microsoft notes updates may still be issued at its discretion.

Product Information

Vendor: Microsoft

Product: Microsoft 365 Apps

Product type: Other

Application category: Business

Platform: Windows

Variant: Monthly Enterprise Channel

Version: Version 2606 (Build 20131.20152)

Vendor release date: Jul 14, 2026

Published on updatealert.io: Jul 16, 2026

Description: Office productivity applications for business communication and document work.