If you are seeing the following message then the test URL is not correct:

If you see this message, please ensure that you do not have https at the start of the URL. Some browsers can be set to automatically forward to https, if this is the case in your school you will need to check with your IT department to get this turned off for alfiecloud.com and my.alfiecloud.com

Please take note of the below URL's, for which one is correct and which is incorrect:

If you are still experiencing issues please take a screen shot of the blank screen and send to support@alfiesoft.com