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Mailbox → Set Default Mailbox Permissions
AI-generatedSummary
Set the default permission level for all users on a mailbox, using the CIPP tenant and mailbox owner’s UPN.
Inputs
- Tenant (required) — Select a tenant from the list or enter its domain.
- User ID (required) — Mailbox owner’s user principal name, such as user@domain.com.
- Permissions (required) — Default permission level to apply to all users: Author, Contributor, Editor, Non-Editing Author, None, Owner, Publishing Author, Publishing Editor, or Reviewer. Defaults to None.
Output shape
A single API response item.
The operation changes mailbox permissions; the Normalize Numeric Strings property is declared globally but is not specific to this operation.