How to edit limits outgoing messages for a subscription in Plesk

To see detailed statistics and edit limits on outgoing messages for a subscription, perform the following steps:

1 – Logged in to Plesk.
2 – Go to Websites & Domains.
3 – Click Outgoing Mail Control.
Or
1 – Logged in to Plesk.
2 – Go to Websites & Domains.
3 – Click Mail Setting of the main domain.
4 – Click Outgoing Mail Control tab, and click the Outgoing Mail Control link there.