- Plesk for Linux
- Plesk for Windows
How to change the mailbox limit for a subscription in Plesk?
Go to Subscriptions > example.com > Customize.
On the Resources tab, set up the value for Mailboxes, then click OK.
Note: When changing the subscription's limit, this subscription will be locked from syncing with its service plan.
Go to Service Plans > Service plan name > Resources tab.
Set up the value for Mailboxes, then click Update & Sync.