MC1457084: Microsoft Copilot app: Opt in selected devices to test the updated Copilot desktop app
Message Center · Plan for change · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Copilot (Microsoft 365)
No access to your tenant or devices. Every item links to its source. What this means
Week 34 · 17 Aug – 23 Aug 2026 UTC · assess the changes, then plan the next dates.
Message CenterMicrosoft 365 Copilot
Message Center · Plan for change · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Copilot (Microsoft 365)
Message CenterMicrosoft 365 Message Center Archive by Merill Fernando
Message Center · Plan for change · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft 365 suite
Message CenterMicrosoft Entra
Message CenterTeams3 source records
Notice updated · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Teams
Notice updated · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Teams
Message CenterViva
Message CenterWindows
Message Center · Stay informed · Microsoft 365 Message Center Archive by Merill Fernando
Windows
ReleasesMicrosoft 365 Apps
New version · Microsoft 365 Apps releases
ReleasesMozilla Firefox2 source records
New version · Mozilla Firefox releases
New version · Mozilla Firefox releases
ReleasesOracle Java5 source records
New version · Oracle Java SE releases
New version · Oracle Java SE releases
New version · Oracle Java SE releases
New version · Oracle Java SE releases
New version · Oracle Java SE releases
RoadmapMicrosoft 365 Copilot / Teams
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapMicrosoft 365 Copilot2 source records
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapMicrosoft 365 Roadmap
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapTeams
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
SecurityOracle Database / Oracle E-Business Suite / Oracle Java / Oracle WebLogic Server
Security news · Oracle Security Alerts
SecuritySentinel
Security news · Microsoft Sentinel Blog
Message CenterDefender / Purview
Notice updated · Reference tenants · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Defender XDR, Microsoft Purview
Microsoft marks it a major change
Message CenterTeams3 source records
Notice updated · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Teams
Microsoft marks it a major change
Notice updated · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Teams
SecurityCloudflare
Security advisory · Cloudflare WAF changelog
Release notes name CVE-2026-65640
SecurityGitLab
Security advisory · GitLab patch releases
The vendor rates it critical
CommunityEntra.News - Merill Fernando
Community post · Entra.News - Merill Fernando
CommunityOffice 365 for IT Pros (Tony Redmond)
Community post · Office 365 for IT Pros (Tony Redmond)
CommunityPeter van der Woude
Community post · Peter van der Woude
DatesGoogle Gemini3 source records
Known issuesAnthropic Claude
Service incident
claude.ai, Claude API (api.anthropic.com), Claude Code
Groups collect records about the same product or named security topic on one UTC date. Open a record for its source and history; grouping alone does not establish a shared cause or impact.