No access to your tenant or devices. Every item links to its source. What this means
Week 41 · 5 Oct – 11 Oct 2026 UTC · assess the changes, then plan the next dates.
Message CenterMicrosoft Entra2 source records
Notice updated · Reference tenants · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Entra
Notice updated · Reference tenants · Microsoft 365 Message Center Archive by Merill Fernando
Microsoft Entra
Message CenterPower Platform
Message Center · Stay informed · Reference tenants · Microsoft 365 Message Center Archive by Merill Fernando
Power Apps in Microsoft 365, Microsoft Power Automate in Microsoft 365
ReleasesMicrosoft 365 Apps2 source records
Security baseline · Microsoft Security Compliance Toolkit artifacts
New version · Microsoft 365 Apps releases
ReleasesMicrosoft Edge2 source records
Security baseline · Microsoft Security Compliance Toolkit artifacts
New version · Microsoft Edge releases
ReleasesMicrosoft Security Compliance Toolkit artifacts3 source records
Security baseline · Microsoft Security Compliance Toolkit artifacts
Security baseline · Microsoft Security Compliance Toolkit artifacts
Security baseline · Microsoft Security Compliance Toolkit artifacts
ReleasesWindows / Windows Server3 source records
Security baseline · Microsoft Security Compliance Toolkit artifacts
Security baseline · Microsoft Security Compliance Toolkit artifacts
Security baseline · Microsoft Security Compliance Toolkit artifacts
ReleasesWindows Server2 source records
Security baseline · Microsoft Security Compliance Toolkit artifacts
Security baseline · Microsoft Security Compliance Toolkit artifacts
RoadmapDynamics 3653 source records
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapMicrosoft 365 Apps / Microsoft 365 Copilot3 source records
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapMicrosoft 365 Copilot / Teams
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapOutlook2 source records
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapPlanner
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapPurview
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapSharePoint
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapTeams3 source records
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
RoadmapViva
Roadmap entry · Microsoft 365 Roadmap · Microsoft 365 Message Center Archive by Merill Fernando
SecurityCisco Talos Intelligence2 source records
Security news · Cisco Talos Intelligence
Security news · Cisco Talos Intelligence
SecurityCisco
Security news · Cisco security advisories
SecurityMicrosoft 365 Copilot2 source records
Security news · Microsoft Security Community Blog
Security news · Microsoft Security Community Blog
SecurityMicrosoft Edge
Security advisory · Microsoft Edge security release notes
SecurityMicrosoft Security Blog
Security news · Microsoft Security Blog
SecurityWindows2 source records
Security news · Cisco Talos Intelligence
Security news · Microsoft Security Baselines Blog
Known issuesCloudflare2 source records
Service incident
North America · Network · lasted 543 min
The provider called it an outage
Updates and guidanceAzure57 source records
Azure service tags published
55 tags changed: 55 cover more addresses. Observed publication 420 → 421.
55 tags changed: 55 cover more addresses. Observed publication 420 → 421.
Azure service tag changed
Changed tag: 512 IPv4 addresses and 7 IPv6 ranges newly covered (9 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 512 IPv4 addresses and 7 IPv6 ranges newly covered (9 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 514 IPv4 addresses newly covered (2 prefixes added, 8 removed; 8 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 514 IPv4 addresses newly covered (2 prefixes added, 8 removed; 8 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (3 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (3 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 768 IPv4 addresses and 2 IPv6 ranges newly covered (5 prefixes added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 768 IPv4 addresses and 2 IPv6 ranges newly covered (5 prefixes added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 14 IPv4 addresses and 1 IPv6 range newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 14 IPv4 addresses and 1 IPv6 range newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1 IPv6 range newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 1 IPv6 range newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,774 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 32,774 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,950 IPv4 addresses and 9 IPv6 ranges newly covered (10 prefixes added, 10 removed; 10 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 32,950 IPv4 addresses and 9 IPv6 ranges newly covered (10 prefixes added, 10 removed; 10 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 6 IPv4 addresses newly covered (1 prefix added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 6 IPv4 addresses newly covered (1 prefix added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 44 IPv4 addresses and 5 IPv6 ranges newly covered (7 prefixes added, 8 removed; 8 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 44 IPv4 addresses and 5 IPv6 ranges newly covered (7 prefixes added, 8 removed; 8 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 48 IPv4 addresses and 6 IPv6 ranges newly covered (8 prefixes added, 12 removed; 12 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 48 IPv4 addresses and 6 IPv6 ranges newly covered (8 prefixes added, 12 removed; 12 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1 IPv6 range newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 1 IPv6 range newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 256 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 256 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 4 IPv4 addresses newly covered (2 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 4 IPv4 addresses newly covered (2 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 812 IPv4 addresses and 3 IPv6 ranges newly covered (8 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 812 IPv4 addresses and 3 IPv6 ranges newly covered (8 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 2 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 5 removed; 5 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 2 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 5 removed; 5 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 4 IPv4 addresses and 2 IPv6 ranges newly covered (4 prefixes added, 2 removed; 2 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 2 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 2 IPv4 addresses and 1 IPv6 range newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1,024 IPv4 addresses newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 1,024 IPv4 addresses newly covered (2 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 18 IPv4 addresses and 4 IPv6 ranges newly covered (8 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 18 IPv4 addresses and 4 IPv6 ranges newly covered (8 prefixes added, 7 removed; 7 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,880 IPv4 addresses newly covered (4 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 32,880 IPv4 addresses newly covered (4 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 2 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 2 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,812 IPv4 addresses newly covered (5 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 32,812 IPv4 addresses newly covered (5 prefixes added, 6 removed; 6 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1 IPv4 address newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 1 IPv4 address newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 626 IPv4 addresses newly covered (5 prefixes added, 3 removed; 3 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 626 IPv4 addresses newly covered (5 prefixes added, 3 removed; 3 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 32,768 IPv4 addresses newly covered (1 prefix added, 1 removed; 1 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 33,064 IPv4 addresses newly covered (3 prefixes added, 3 removed; 3 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Changed tag: 33,064 IPv4 addresses newly covered (3 prefixes added, 3 removed; 3 of the removed still covered by wider prefixes). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 4 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 4 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 512 IPv4 addresses newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 512 IPv4 addresses newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 128 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1 IPv4 address newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 1 IPv4 address newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 221 IPv4 addresses newly covered (13 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 221 IPv4 addresses newly covered (13 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 8 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 32 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 16 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 77 IPv4 addresses newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 77 IPv4 addresses newly covered (4 prefixes added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 512 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 512 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 256 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Changed tag: 256 IPv4 addresses newly covered (1 prefix added, 0 removed). Observed publication 420 → 421.
Azure service tag changed
Changed tag: 1,280 IPv4 addresses newly covered (3 prefixes added, 0 removed). Observed publication 420 → 421.
Changed tag: 1,280 IPv4 addresses newly covered (3 prefixes added, 0 removed). Observed publication 420 → 421.
Azure update · Azure Updates · Microsoft 365 Message Center Archive by Merill Fernando
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.