PowerShell Genie

Remove-CimSession

Use Remove-CimSession to close CIM sessions and release their connections.

Command 1 min read Windows PowerShell 5.1 and PowerShell 7

Documentation: Microsoft Learn — PowerShell module reference

Written and tested by Dhrub Bharali · Updated

Syntax

1PS> Remove-CimSession [-CimSession] <CimSession[]> [-WhatIf] [-Confirm] [<CommonParameters>]
See the command anatomy

Read the command and its supplied arguments. This example requires real PowerShell or its module; this diagram does not execute it.

Remove-CimSession [-CimSession] <CimSession[]> [-WhatIf] [-Confirm] [<CommonParameters>]
  1. Stage 1Remove-CimSession-CimSession -WhatIf -Confirm

    Try it

    Windows PowerShell

    PowerShell example · browser support is limited.

    Execution scope: The full example below requires PowerShell outside this browser. You can edit this runner to use the supported practice commands; unsupported syntax returns an explanation.

    Interactive simulation · fictional data

    Examples

    Get-CimSession -WhatIf

    1PS> Get-CimSession | Remove-CimSession -WhatIf
    Show reference output

    Sample output · fictional data, shaped like the real thing

    Id Name ComputerName Protocol
-- ---- ------------ --------

    Remove-CimSession -ComputerName SRV01

    1PS> $c = New-CimSession -ComputerName SRV01
    2PS> try { Get-CimInstance Win32_Service -CimSession $c } finally { Remove-CimSession $c }
    Show reference output

    Sample output · fictional data, shaped like the real thing

    Id   Name   ComputerName   Protocol
--   ----   ------------   --------

    Remove-CimSession -ComputerName SRV01 (2)

    1PS> Remove-CimSession -ComputerName SRV01
    Show reference output

    Sample output · fictional data, shaped like the real thing

    Id   Name   ComputerName   Protocol
--   ----   ------------   --------

    Parameters

    Parameter definitions:

    • -CimSession
    • -WhatIf
    • -Confirm

    PowerShell module reference on Microsoft Learn

    Practical use and troubleshooting

    Practical scenario: Use Remove-CimSession when you need to close CIM sessions and release their connections. Review syntax and sample output, then try an example in the browser lab. Start with one identified target and inspect the returned values before extending the operation to a list. Keep the identity in your report so you can trace each result back to the object or path that produced it.

    Common error and fix: A session-not-found error may indicate it was already disposed of. Remove the retained session object in cleanup and avoid sharing stale session IDs across independent scripts. In an unattended script, capture this failure with its original error record and record which target failed. An empty result and an unsuccessful query must remain distinguishable in the final report.

    See also: Get-CimSession. Get-CimSession lists CIM sessions in the current PowerShell process; Remove-CimSession disposes of selected sessions. Session IDs are not global across consoles. Read the linked command before substituting it; similar names do not imply identical inputs or output.

    Remove-CimSession reference on Microsoft Learn

    Recap

    Remove-CimSession Use Remove-CimSession to close CIM sessions and release their connections.

    Next: Remove-PSSession
    Genie guideRemove-CimSession

    Use Remove-CimSession to close CIM sessions and release their connections. The console below is pre-loaded — run it, then change a value and run it again.

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