Hi J Nash,
I understand you’re an advanced user who is looking for a workaround to achieve Word Automation via a Java applet for Office 365 ProPlus. We’re sorry this forum has limited resources regarding this kind of Office client issue.
Actually, we have another dedicated support channel for Office client issues. I’d like to involve our specialist for Office in helping you find the root cause and workaround. You can consider posting this question in either of the following forums where your query will be addressed better:
This the forum targets at Office 365 ProPlus client issues:
http://answers.microsoft.com/en-us/office/forum/office_365hp?tab=Threads
And this forum targets at Office 365 ProPlus deployment and compatibility:
Those engineers and community members are more professional to deal with this issue. If you find the solution there, you’re welcome to share it with us. I appreciate your understanding.
Thanks,
Maggie Li