Commands › Exchange Online

Enable-App

Exchange Online ExchangeOnlineManagement Enable-*

Enable (turn on) a specific app for a specific user.

Quick start script

# Enable-App — quick start (serv365.ai)
# 1. Connect (app-only shown; interactive: omit the certificate parameters)
Connect-ExchangeOnline -CertificateThumbprint $thumb -AppId $appId -Organization $org

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

# 3. Make the change (dry run first)
Enable-App -Identity <AppIdParameter> -WhatIf
Enable-App -Identity <AppIdParameter>

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

Syntax

Enable-App [-Identity] <AppIdParameter>
 [-Confirm]
 [-DomainController <Fqdn>]
 [-Mailbox <MailboxIdParameter>]
 [-WhatIf]
 [<CommonParameters>]

Parameters (5)

Parameter	Type	Required	What it controls
-Identity	AppIdParameter	yes	The Identity parameter specifies the GUID of the app.
-Confirm	SwitchParameter		The Confirm switch specifies whether to show or hide the confirmation prompt. How this switch affects the cmdlet depends on whether the cmdlet requires confirmation before proceeding.
-DomainController	Fqdn		This parameter is available only in on-premises Exchange.
-Mailbox	MailboxIdParameter		The Mailbox parameter specifies the mailbox. You can use any value that uniquely identifies the mailbox. For example:
-WhatIf	SwitchParameter		The WhatIf switch shows what the command does without making any changes. You don't need to specify a value with this switch.

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