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Mailbox → Set Email Size
AI-generatedSummary
Set the maximum outgoing and incoming email sizes for a mailbox in the selected tenant.
Inputs
- Tenant (required) — Choose a tenant from the list or enter its domain.
- User ID (required) — The mailbox owner's user principal name (UPN).
- Max Send Size (MB) (required) — Maximum outgoing email size in megabytes; defaults to 35.
- Max Receive Size (MB) (required) — Maximum incoming email size in megabytes; defaults to 36.
Output shape
A single API response record.
The operation updates mailbox settings; the response fields depend on the CIPP API. The optional Normalize Numeric Strings property is declared in the supplied properties, but its application to this operation is not shown in the source excerpt.