Removes Windows PowerShell snap-ins from the current session.
The Remove-PSSnapin cmdlet removes a Windows PowerShell snap-in from the current session. You can use it to remove snap-ins that you have added to Windows PowerShell You cannot use this cmdlet to remove the snap-ins that are installed with Windows PowerShell.
After you remove a snap-in from the current session, the snap-in is still loaded, but the cmdlets and providers in the snap-in are no longer available in the session.
You can pipe a snap-in object to this cmdlet.
This cmdlet generates a System.Management.Automation.PSSnapInInfo object that represents the snap-in, if you specify the PassThru parameter. By default, Remove-PSSnapin does not generate any output.
- Remove a snap-in:
PS C:> remove-pssnapin -Name Microsoft.Exchange
This command removes the Microsoft.Exchange snap-in from the current session. When the command is complete, the cmdlets and providers that the snap-in supported are not available in the session.
- Remove snap-ins by using names with the pipeline:
PS C:> Get-PSSnapIn smp* | Remove-PSSnapIn
This command removes the Windows PowerShell snap-ins that have names that start with smp from the current session.
The command uses the Get-PSSnapin cmdlet to get objects that represent the snap-ins. The pipeline operator (|) sends the results to the Remove-PSSnapin cmdlet, which removes them from the session. The providers and cmdlets that this snap-in supports are no longer available in the session.
When you pipe objects to Remove-PSSnapin, the names of the objects are associated with the Name parameter, which accepts objects from the pipeline that have a Name property.
- Remove snap-ins by using names:
PS C:> Remove-PSSnapin -Name *event*
This command removes all Windows PowerShell snap-ins that have names that include event.
Remove-PSSnapin does not check the version of Windows PowerShell before removing a snap-in from the session. If a snap-in cannot be removed, a warning appears and the command fails. Remove-PSSnapin affects only the current session. If you have added an Add-PSSnapin command to your Windows PowerShell profile, you should delete the command to remove the snap-in from future sessions. For instructions, type Get-Help about_Profiles.