Disconnect all PSTs from the Default Outlook Profile

Today, one of my consultant peers posed a problem to me: a customer wanted to import all PSTs into Office 365 archives, but in order to do that, had to disconnect them from the user's default Outlook profile. Fortunately, you can expose a number of methods and properties from the Outlook ComObject inside PowerShell, so…

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Subscribe to the Office 365 URLs and IP Addresses RSS Feed in Outlook

From time to time, we update the URLs and IP addresses that our services use.  This happens as a normal course of business (deploying new services, adding new capacity in datacenters or regions).  If your organization is trying to filter network traffic, you need to make sure you are allowing your users to these services. …

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Manually configure Outlook for Office 365

In case you ever need to configure Outlook for an Office 365 tenant that *does not* have AutoDiscover records published, here is how to do it. 1.      Log into PowerShell for tenant and run the following command: Get-Recipient | Select-Object Identity,Mail,ExchangeGuid | Export-Csv .\recipientlist.csv 2.       Open the CSV in Excel, locate the ExchangeGuid  attribute column, and then locate…

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