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Table of Contents

• ↓ Is Microsoft 365 Too Complex for Humans to Understand?
• ↓ Azure Tops $100 Billion As Microsoft Reports FY26 Q4 Results
• ↓ DLP Prevents Microsoft 365 Copilot from Processing External Email
• ↓ Data Lifecycle Management Adds Support for Planner Retention Policies
• ↓ Exchange Online PowerShell Updates to 3.10.1
• ↓ Teams PowerShell Embraces Web Account Manager and Imposes Control Over Federated Chat
• ↓ Top Alternatives to office365itpros.com

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"A recent Reddit thread asked the very good question whether Microsoft 365 is now so complex that no single person can understand the ecosystem. There’s no doubt that Microsoft 365 is much more challenging to manage today than ever before. More features, more functionality, more settings, and more updates create an ever-changing environment that’s interconnected in many different ways. What would executives do if their tenant administrator left?"

"On July 29, Microsoft released their FY26 Q4 results. We learned that Microsoft 365 Copilot has 30 million paid seats, but that’s still less than 7% of the Microsoft 365 installed base, so there’s lots of room for Copilot to grow. Microsoft didn’t provide a number for Teams monthly active users, which is strange because no new data has appeared for 11 quarters. Among all the numbers, one thing’s for sure. The Microsoft Cloud makes lots of money."

"A new (preview) DLP capability allows Microsoft 365 tenants to block Microsoft 365 Copilot from processing the content of external email. When set, any message coming from a domain that’s not in a tenant’s accepted domain list is blocked for Copilot for grounding, referencing, or summarization. It’s an effective way of blocking threat like prompt injections transmitted in email too, but some people might not like blocking all their external email."

"From next month, Microsoft 365 tenants can apply retention policies to Planner Tasks. We began our preparation to create a retention policy for Planner tasks by writing some PowerShell to test the likely effect of retention. The code scans Microsoft 365 Groups for groups with plans and checks each plan for tasks that would be removed by a retention policy. It’s amazing what some PowerShell can do…"

Key Topics & Focus Areas for office365itpros.com:

Is Microsoft 365 Too Complex for Humans to Understand?

Azure Tops $100 Billion As Microsoft Reports FY26 Q4 Results

DLP Prevents Microsoft 365 Copilot from Processing External Email

Data Lifecycle Management Adds Support for Planner Retention Policies

Exchange Online PowerShell Updates to 3.10.1

Teams PowerShell Embraces Web Account Manager and Imposes Control Over Federated Chat