This method is valid only for Social logins ie Login with Facebook, Email, Phone or Clickthrough
Session time is the amount of time a Guest is given internet access after login.
The landing page is not shown to the guest for the duration of a session, even if he disconnects and connects.
To change the value, go to Settings -> Login Config and click on the login type you like to change.
Session time can be set in the Fair Usage Limit section.
Set a time in minutes here, Please note that Restrict Sessions is set to No Limit, this means guests will be able to re-login after the session expires.
Click Save to apply changes.