Commands › Microsoft Teams

New-CsOnlineApplicationInstance

Microsoft Teams MicrosoftTeams New-*

Creates an application instance in Microsoft Entra ID.

Quick start script

# New-CsOnlineApplicationInstance — quick start (serv365.ai)
# 1. Connect (app-only shown; interactive: omit the certificate parameters)
Connect-MicrosoftTeams -CertificateThumbprint $thumb -ApplicationId $appId -TenantId $tenantId

# 2. Capture the current state first — you cannot roll back what you never recorded
$before = Get-CsOnlineApplicationInstance
$before | Format-List

# 3. Make the change (dry run first)
New-CsOnlineApplicationInstance -UserPrincipalName <String> -WhatIf
New-CsOnlineApplicationInstance -UserPrincipalName <String>

# 4. Verify and diff
$after = Get-CsOnlineApplicationInstance
Compare-Object ($before | Out-String) ($after | Out-String)

Syntax

New-CsOnlineApplicationInstance [-UserPrincipalName] <string> [[-ApplicationId] <guid>] [[-DisplayName] <string>] [-Force] [-WhatIf] [-Confirm] [<CommonParameters>]

Parameters (6)

Parameter	Type	Required	What it controls
-ApplicationId	Guid		The application ID. The Microsoft application Auto Attendant has the ApplicationId ce933385-9390-45d1-9512-c8d228074e07 and the Microsoft application Call Queue has the ApplicationId...
-Confirm	SwitchParameter		Prompts you for confirmation before running the cmdlet.
-DisplayName	String		The display name.
-Force	SwitchParameter		This switch specifies whether to suppress warning and confirmation messages. It can be useful in scripting to suppress interactive prompts. If it isn't provided in the command, you're prompted for administrative...
-UserPrincipalName	String	yes	The user principal name. It will be used as the SIP URI too. The user principal name should have an online domain.
-WhatIf	SwitchParameter		Shows what would happen if the cmdlet runs. The cmdlet is not run.

Reference facts derived from Microsoft documentation, © Microsoft, licensed CC BY 4.0; restructured with original guidance by serv365.ai.