If the returned Version number is not 5.1, then you'll need to install Windows PowerShell 5.1. If the returned Version number is 5.1, then you are running Windows PowerShell 5.1. Information similar to the following should then be displayed in the console window: In the PowerShell console, type the following command and then press ENTER: Get-Host | Select-Object Version

To determine which version of Microsoft PowerShelll you are using, do the following on your Windows 7 or Windows Server 2008 R2 or Windows Server 2012 computer:Ĭlick Start, click All Programs, click Accessories, click Windows PowerShell, and then click Windows PowerShell. That's because this application comes preinstalled with those operating systems. If you are using Windows 10 Anniversary Update, or Windows Server 2016, you should already have Windows PowerShell 5.1. Remember that a successful upgrade aligns technical and user readiness, so be sure to leverage our upgrade guidance as you navigate your journey to Teams. If you want to upgrade your organization to Teams yourself, we strongly recommend that you begin planning your upgrade path today. If you haven't upgraded your Skype for Business Online users yet, they will be automatically scheduled for an assisted upgrade. Skype for Business Online was retired on July 31, 2021.

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