Login using the administrator account that was created via the installation wizard.
Once you have entered your credentials and logged in, your browser may ask if you want the InfinityOne website to show notifications. Select Allow.
After logging in for the first time, restart the server as per instructions from the installation wizard. To restart the application:
If you selected the Remember Me? box on the login page, you should automatically be taken back into the application after it restarts (about a minute or so).