M365 News for August 2025
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Worth Reading – Purview Retention Controls on OneDrive Auto-generated Folders
OneDrive retention presents several challenges due to the variety of items that reside there by default. Share a file in a Teams chat and collaborate on it? It’s in OneDrive. Upload a file for Copilot to summarize, which will be copied to OneDrive. Meeting recordings and notes? OneDrive. Items from your local desktop and documents folders? Likely synced to OneDrive.
Use OneNote to store notes that you want to keep as a historical record? Yeah, OneDrive.
How do you establish a single policy to cover the retention of all these different scenarios?
M365 News for June 2026
This post will be updated throughout the month as new items are added to the tag.
Be sure to subscribe to my M365 Newsletter for more M365 expertise and news.
Worth Reading – Is Microsoft 365 Copilot Tracking Your Prompts? The Real Enterprise Answer
You may read that and think that means your employer can see every prompt you enter in Copilot. To some extent, that is true; in the same way, they can see every email message or Teams chat you type with your work account. It is a work account after all. The key piece missing from that simple statement is that it’s not easy to do, and, by design, there are usually very few people who can collect and review that data. Usually, the effort required to do that isn’t worth it. So, if it has happened to you, it’s likely because someone or something has raised a suspicion that warranted an investigation. Most users never reach this level of scrutiny.
OpenAI as Copilot Subprocessor
That seems significant. As someone who works in the legal industry, this is concerning. Some of our clients will not look kindly on us using any third-party tool that can’t provide SOC reports, and I know anyone working with the federal government is looking at that first bullet point about FedRAMP and wondering if they should make sure this isn’t enabled in their environment.
Worth Reading – Microsoft Copilot Email and Teams Summarization Vulnerability Enables Phishing Attacks
If you can get Copilot to drop a link into the auto-summary, it would be less suspicious than an email sent from outside with a link. That’s probably true. After all, if you trust your AI Summarization tool to summarize the email instead of reading it, why wouldn’t you trust any links it included?
M365 News for May 2026
This post will be updated throughout the month as new items are added to the tag.
