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CmdID / PowerShell / Cmdlets / Remove

Remove-MailboxPermission

Use the Remove-MailboxPermission cmdlet to remove permissions from a user's mailbox or from an Exchange Server 2016, Exchange Server 2019 or Exchange Online mail user. Exchange PowerShell reference

From the Exchange PowerShell reference 15 parameters Its page in the reference

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Parameters

15 in the Exchange PowerShell reference
-IdentityThe Identity parameter specifies the mailbox where you are removing permissions.
-AccessRightsThe AccessRights parameter specifies the permission that you want to remove from the user on the mailbox.
-InstanceThe Instance parameter enables you to pass an entire object to the command to be processed.
-UserThe User parameter specifies whose permissions are being removed from the specified mailbox.
-ClearAutoMappingThe ClearAutoMapping parameter excludes the mailbox from the auto-mapping feature in Microsoft Outlook.
-ResetDefaultThe ResetDefault switch resets the default security descriptor of the mailbox.
-BypassMasterAccountSidThe BypassMasterAccountSid switch suppresses the following error: Can't remove the access control entry on the object "User" for the user account because the ACE doesn't exist on the object.
-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.
-DenyThe Deny switch specifies that the permissions you're removing are Deny permissions.
-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.
-GroupMailboxThe GroupMailbox switch is required to remove permissions from a Microsoft 365 Group mailbox.
-IgnoreDefaultScopeThe IgnoreDefaultScope switch tells the command to ignore the default recipient scope setting for the Exchange PowerShell session, and to use the entire forest as the scope.
-InheritanceTypeThe InheritanceType parameter specifies whether permissions are inherited to folders within the mailbox.
-SoftDeletedMailboxThe SoftDeletedMailbox switch is required to remove permissions from a soft-deleted mailbox.
-WhatIf, -wiThe WhatIf switch shows what the command does without making any changes.