On OpenVPN on the Cloudeka portal service, you can add users by following these steps:
On the VPN page, in the More column, select Configuration.
Select the OpenVPN tab in the OpenVPN User section, click the Add New User button.
The OpenVPN Create User page appears, fill in Username, Password, Confirm Password, Expiration Date, and click the Create button to continue the process.
New OpenVPN user accounts are now available in the OpenVPN User list.