Why subscription always prompt to sign in

Unable to Login using Subscription. 

This can be caused by an older version of Foxit PhantomPDF installed or The Subscription has reached its maximum activations. 

Please check if you are running the latest version of Foxit PhantomPDF. There are multiple ways to check the version number,

1) Go to Control Panel > Programs and Features > Select Foxit PhantomPDF. This will display the version number. 

OR

2) Open Foxit PhantomPDF > select Free Trial or Back to Express > select Standard, Business or Education > select OK > select Help > About Foxit PhantomPDF.

You may check the Foxit PhantomPDF Version History from https://www.foxitsoftware.com/pdf-editor/version-history.php

If this is not the latest version, please download the latest version from download center to overwrite the existing version OR you can select Check for Updates select Foxit PhantomPDF Upgrade > Add to Right column to Download and select Download. 

If this is the latest version, please select Help > Manage > select the X icon next to the computer no longer used as this will allow you to subscribe using your email by selecting Help > Subscribe.