Hello,

To allow the FTP user to connect using SSH from any computer or from within Plesk follow the steps as below::

1. Login to Plesk with admin/root user
2. Click on Subscription
3. Click the control panel link for your domain
4. Click the "website & domains" tab, then select "webhosting settings"
5. Select /bin/bash for SSH access to server with FTP user's credentials
6. Ok