Archiving Microsoft 365 Groups (and Teams) with PowerShell

Once Microsoft 365 Groups and Teams reach the end of their useful life, it’s good to archive them so that their data stays online and available for eDiscovery. A recent request looked for help to archive 600 Groups at the end of the academic year. The script described here might help solve the problem.

Maintaining Office 365 PowerShell Modules

Many PowerShell modules are available for Office 365 applications. Keeping them up to date can be a pain, so here’s a PowerShell script to automate the task. Using the latest modules means that you can access new and updated cmdlets, which might make all the difference to your scripts.

Find Guests in Office 365 Groups and Teams Where Guests are Prohibited

You can apply an Office 365 Sensitivity Label to control different aspects of Groups, Teams, and Sites. One of the settings controls whether guest users are allowed in group membership. We explain how to use PowerShell to search groups assigned a label to block guest access for existing guests, just in case you want to remove them.

Upgrading PowerShell Scripts that Use Exchange Online to Send Email

The combination of Exchange Online and PowerShell allows Office 365 admins to send messages for all manner of reasons. These scripts depend on SMTP AUTH connections and change is coming in this area with the deprecation of basic authentication. It’s a good idea to take an inventory of scripts that send email, including those that use the .NET classes to do the job.

Use Office 365 Audit Data to Highlight Unused Permissions

I’ve written many articles to explain how to use the Office 365 audit log to report different aspects of the platform. But taking action is much better than just reporting. In this post, we explain how to take a report generated from the Office 365 audit log and use it to drive some actions. In this case, removing the SendAs permission from people who aren’t using it.

Generate Per-User Audit Reports for SharePoint Online Activity

SharePoint Online generates a lot of events in the Office 365 audit log. You can interrogate the log with PowerShell to create per-user reports of their activities. The Search-UnifiedAuditLog cmdlet finds all the necessary data; after that it’s just a matter of filtering and refining the data and then creating the reports.

Upgrades Available for Exchange and SharePoint PowerShell Modules

Microsoft has published updates for the Exchange Online management and SharePoint Online PowerShell modules. Generally it’s a good idea to install the latest version of PowerShell modules for the different Office 365 products, but beware of some gotchas that await the unwary…

Use the Office 365 Audit Log to Find Who Updated a Document

Do you need to find out who updated a SharePoint Online or OneDrive for Business document? Use PowerShell to search the Office 365 audit log for document events and the complete history is available. Well, at least the last 90 days’ history – or 365 days if you have the necessary licenses.

Reporting SharePoint Online Site Usage Data with PowerShell and the Graph

It’s easy to retrieve storage data for SharePoint Online sites with PowerShell, but it’s faster with the Graph. Some disadvantages do exist, but it’s nice to have a choice. TheGraph is faster, especially with large tenants, but the SharePoint Online PowerShell cmdlets can deliver more data.

OneDrive Known Folders and PowerShell Module Installations

PowerShell modules are often updated regularly to add new features and functionality. When the time came to update the Azure Active Directory preview module to, things didn’t work so smoothly because the files for the previous version of the module had ended up in OneDrive for Business. The moral of the story is that there’s a reason why the Scope parameter exists for the Install-Module cmdlet.