The following instructions cover the steps involved with forwarding an email address in your Personal/Startup/Business Hosting, Managed WordPress, and VPS packages. For help forwarding your Professional or Classic hosted emails please read How do I enable email forwarding? - Professional Email and Classic hosting
Login to your Rebel account and click Hosting Manager.
Click the green button that reads Control Panel. This will open the Plesk Hosting OS in a new tab.
Go to Mail.
Click on email account you would like to change password for.
Click on Forwarding tab and check box next to Switch on mail forwarding. Specify email addresses.