Hello,
I will give you a step by step guide changing the mailbox size from the WebsitePanel.
1. Log into WebsitePanel.
2. Click on Mail-> Accounts.
3. In this step, select the account to change, click the account.
4. In the account properties, change the “Mailbox Size, Limit MB”( Specify the size in MB).
5. Click on “Save” to apply the new mailbox size.
Thank you,
