First of all, you need to click on the installation menu in the navbar. in the page, you need to click on New Installation button and input all your server credentials.
After you click on the install button, the server installation process will be started and you will view all install details on your screen. The installation will take a few minutes.
Few minutes after your installation will be complete and you will be redirected on your installed page. Where you can access all information about your all installations. In this page, you need to click the view button which installation wants to see details.
In this details page, you can see and access all credentials of your application, server, webmail, database. Here you can go to the your application.
After all this process, here is your application is ready to use and you and use your application in easy steps.