Microsoft 365 Updates & Release Notes
76 updates curated from 1 source by the Releasebot Team. Last updated: Oct 13, 2026
- Oct 13, 2026
- Date parsed from source:Oct 13, 2026
- First seen by Releasebot:Oct 13, 2026
Version 2609: October 13
Microsoft 365 fixes unexpected Excel closures after workbook coauthoring and Outlook exits during user searches.
Version 2609 (Build 20430.20182)
Resolved issues
Excel
- Fixed an issue that could cause Excel to close unexpectedly after coauthoring in a workbook.
Outlook
- Fixed an issue that would cause Outlook to exit unexpectedly while searching for users.
- Sep 30, 2026
- Date parsed from source:Sep 30, 2026
- First seen by Releasebot:Sep 30, 2026
- Modified by Releasebot:Oct 13, 2026
Version 2609: September 30
Microsoft 365 improves functionality and performance with various fixes in version 2609.
All of your release notes in one feed
Join Releasebot and get updates from Microsoft and hundreds of other software products.
- Sep 22, 2026
- Date parsed from source:Sep 22, 2026
- First seen by Releasebot:Sep 25, 2026
Version 2609: September 22
Microsoft 365 fixes an Excel unresponsiveness issue during close in Version 2609.
Version 2609 (Build 20430.20092)
Resolved issues
Excel
- Fixed an issue where Excel could become unresponsive during close.
- Sep 8, 2026
- Date parsed from source:Sep 8, 2026
- First seen by Releasebot:Aug 19, 2026
- Modified by Releasebot:Oct 13, 2026
Version 2608: September 08
Microsoft 365 improves functionality and performance with various fixes in version 2608.
- Aug 11, 2026
- Date parsed from source:Aug 11, 2026
- First seen by Releasebot:Aug 13, 2026
Version 2607: August 11
Microsoft 365 resolves an Outlook MailTips issue in Version 2607.
Version 2607 (Build 20228.20190)
Resolved issues
Outlook
- Resolved an issue that could prevent MailTips from appearing in some environments.
Similar to Microsoft 365 with recent updates:
- Microsoft Copilot updates58 release notes · Latest Oct 6, 2026
- Windows updates104 release notes · Latest Oct 13, 2026
- Microsoft Teams updates75 release notes · Latest Oct 7, 2026
- Claude updates168 release notes · Latest Oct 15, 2026
- Excel updates19 release notes · Latest Sep 29, 2026
- Gemini updates443 release notes · Latest Oct 15, 2026
- Jul 29, 2026
- Date parsed from source:Jul 29, 2026
- First seen by Releasebot:Jul 30, 2026
- Modified by Releasebot:Oct 13, 2026
Version 2607: July 29
Microsoft 365 improves functionality and performance with various fixes in version 2607.
- Jul 23, 2026
- Date parsed from source:Jul 23, 2026
- First seen by Releasebot:Jul 24, 2026
Version 2607: July 23
Microsoft 365 fixes Access, Outlook, and PowerPoint issues, improving text copying, form dragging, Copilot loading and drafting, DLP policy tips, and equation conversion reliability.
Version 2607 (Build 20228.20110)
Resolved issues
Access
- Fixed an issue where copying the text from a text box copied only part of the text instead of all of it.
- Fixed an issue where dragging items on zoomed forms could position them incorrectly.
Outlook
- Fixed an issue where the Copilot side pane was stuck loading and did not complete.
- Fixed an issue with Copilot draft that would cause some symbols to render incorrectly.
- Fixed an issue where Outlook might not show data loss prevention (DLP) policy tips for attachments after a user attached a file containing sensitive information.
PowerPoint
- Fixed an issue in PowerPoint for Windows and Mac where converting a multi-line MathType or Equation Editor object to Office Math preserved only the first line.
- Jul 14, 2026
- Date parsed from source:Jul 14, 2026
- First seen by Releasebot:Jul 15, 2026
Version 2606: July 14
Microsoft 365 fixes Outlook crashes and improves DLP policy tips for sensitive attachments.
Version 2606 (Build 20131.20154)
Resolved issues
Outlook
- Fixed an issue that caused Outlook to exit unexpectedly when using the calendar.
- Fixed an issue where Outlook might not show data loss prevention (DLP) policy tips for attachments after a user attached a file containing sensitive information.
- Jul 7, 2026
- Date parsed from source:Jul 7, 2026
- First seen by Releasebot:Jul 8, 2026
Version 2606: July 07
Microsoft 365 fixes Outlook crashes and improves Copilot Compose and high contrast accessibility.
Version 2606 (Build 20131.20126)
Resolved issues
Outlook
- Fixed an issue where Outlook closed unexpectedly when using Copilot Compose chat feature.
- Fixed the Help me write button visibility in high contrast mode.
- Jun 30, 2026
- Date parsed from source:Jun 30, 2026
- First seen by Releasebot:Jul 1, 2026
Version 2606: June 30
Microsoft 365 gets various fixes to functionality and performance in Version 2606 (Build 20131.20112).
- Jun 25, 2026
- Date parsed from source:Jun 25, 2026
- First seen by Releasebot:Jun 26, 2026
Version 2606: June 25
Microsoft 365 fixes an Access performance issue that slowed forms and record navigation.
Version 2606 (Build 20131.20090)
Resolved issues
Access
- Fixed a performance issue that could make Access feel significantly slower, including slow or flickering form display, sluggish record navigation, and general slowness when working with forms. The issue could affect a wide range of databases and was most noticeable on complex forms or forms with subforms.
- Jun 9, 2026
- Date parsed from source:Jun 9, 2026
- First seen by Releasebot:May 27, 2026
- Modified by Releasebot:Oct 13, 2026
Version 2605: June 09
Microsoft 365 releases version 2605 with various functionality and performance fixes.
- Jun 3, 2026
- Date parsed from source:Jun 3, 2026
- First seen by Releasebot:Jun 20, 2026
Version 2605: June 03
Microsoft 365 releases Version 2605 (Build 20026.20140).
Version 2605 (Build 20026.20140)
Original source - Jun 3, 2026
- Date parsed from source:Jun 3, 2026
- First seen by Releasebot:Jun 3, 2026
Version 2605: June 03
Microsoft 365 fixes classic Outlook image display issues with Top and bottom text wrapping.
Version 2605 (Build 20026.20140)
Resolved issues
Word
- Fixed an issue where images didn't display when using Top and bottom text wrapping in classic Outlook.
- May 20, 2026
- Date parsed from source:May 20, 2026
- First seen by Releasebot:May 22, 2026
Version 2605: May 20
Microsoft 365 fixes Outlook and Office suite crashes, including mail sending and coauthoring issues.
Version 2605 (Build 20026.20076)
Resolved issues
Outlook
- Fixed an issue where sending mail failed when multiple Exchange accounts were configured.
- We fixed an issue that caused Outlook to exit unexpectedly when loading emails from Viva Engage or Viva Insights.
Office suite
- Fixed an issue where Excel or PowerPoint closed unexpectedly in rare cases while actively coauthoring, particularly when opening a document for the first time.
Curated by the Releasebot team
Releasebot is an aggregator of official product update announcements from hundreds of software vendors and thousands of sources.
Our editorial process involves the manual review and audit of release notes procured with the help of automated systems.