Introducing the plugin registry for Microsoft Copilot
Introduction of the plugin registry for Microsoft Copilot, providing a centralized platform to discover and govern plugins.
EcosystemSource: Microsoft 365 Copilot Blog
Microsoft Copilot updates
Last updated · 14 releases tracked since January 2026
A dated log of everything Microsoft Copilot has shipped, collected from official Microsoft Copilot sources and updated as new releases land.
October 2026 at a glance
Microsoft Copilot in September 2026 introduced a plugin registry for managing extensions, added OpenAI's GPT-6.1 Sol and Claude Sonnet 5.5 models, and enhanced Planner with chat capabilities. It also improved Power BI filtering and Excel integration features.
Summary of September 2026, generated from the releases listed below.
This month
0
-10 vs last month
Last 12 months
14
Busiest: September 2026
Most shipped
Product
10 releases
Latest Microsoft Copilot releases
Newest first. Each entry links to the official page it came from.
September 202610 releases
Availability of OpenAI's GPT-6.1 Sol and Claude Sonnet 5.5 in Microsoft Copilot
OpenAI's GPT-6.1 Sol and Claude Sonnet 5.5 are now available in Microsoft Copilot.
Unlocking Deeper Copilot Insights with Enhanced Power BI Filtering
Admins can enable additional attributes as filters in Power BI reports for more customized analytics
See email attachments as pills in Copilot search results
Email attachments now appear as pills directly on Copilot search results for quicker access
See Copilot usage in show changes pane
Users can now view Copilot usage details directly within the Show Changes pane in Excel.
Planner Agent chat
Planner integrates built-in chat with natural language Q&A and task management capabilities
New dedicated License Requests page in Microsoft 365 Admin Center
A new dedicated License Requests page in Microsoft 365 Admin Center for managing Copilot license requests
Navigate to your workbook changes directly from the Copilot chat pane response
In Copilot in Excel, the response contains links to highlight where changes are made in your workbook. Navigate directly to new sheets, tables, ranges, and objects like charts and shapes.
Find meetings based on topics and keywords
Copilot can now find meetings based on topics or keywords from meeting body, chat, and transcription data
"Sort by" filter for Outlook Mail in Copilot search
Users can sort Outlook Mail results by date in ascending or descending order within Copilot Search
March 20262 releases
People Skills: Expanding skills intelligence to more users and surfaces across Microsoft 365
Microsoft expanded People Skills to E3 and E5 users, added skills data to Copilot agents and the Teams profile card, and gave admins more control over rollout and custom skills libraries.
Enterprise & SecuritySource: Microsoft 365 Copilot Blog
Introducing new agentic building in SharePoint and more updates
Microsoft launched AI in SharePoint public preview and announced governance and billing updates across Microsoft 365 Copilot, SharePoint Admin Center, and Microsoft 365 Backup.
Enterprise & SecuritySource: Microsoft SharePoint Blog
February 20261 release
What’s New in Microsoft 365 Copilot | February 2026
Microsoft's February Copilot roundup highlighted new grounding and access points, Teams community agents and recaps, Outlook scheduling help, Word editing by default, PowerPoint agentic behavior, OneDrive agents, and updated admin readiness flows.
January 20261 release
Microsoft 365 Copilot January 2026 update
Microsoft's January Copilot update added Agent mode in Word, Excel, and PowerPoint, plus memory-aware voice chat and Outlook grounding changes.
Shipping cadence
Releases per month over the last 12 months. Busiest month: September 2026, 10 releases.
What Microsoft Copilot ships
Releases in the last 12 months by category.
By category
- Product10
- Enterprise & Security2
- Ecosystem1
- Model1
Microsoft Copilot updates FAQ
When did Microsoft Copilot last ship an update?
The most recent Microsoft Copilot update we track is “Introducing the plugin registry for Microsoft Copilot”, released on September 30, 2026.
What did Microsoft Copilot release in September 2026?
Microsoft Copilot shipped 10 updates in September 2026, including “Introducing the plugin registry for Microsoft Copilot”, “Availability of OpenAI's GPT-6.1 Sol and Claude Sonnet 5.5 in Microsoft Copilot”, “Unlocking Deeper Copilot Insights with Enhanced Power BI Filtering” and 7 mores.
How often does Microsoft Copilot release updates?
We tracked 14 updates from Microsoft Copilot in the last 12 months, about 1 a month. The busiest month was September 2026, with 10 releases.
Where is Microsoft Copilot's official changelog?
Microsoft Copilot publishes release notes on Microsoft 365 Copilot Release Notes, linked at the top of this page. Every entry here links back to the official page it came from.
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