Microsoft Word: Install Secured Signing Plugin on Microsoft Word Online

Step 1: Open Word Online version

Open word online in web browser (you must already login in Office365 account)

Open any word document to load Word Online ribbon (Menu/Tabs).

Step 2: Click Office Add-ins button.

In Insert tab > Click Office Add-ins button to load Office Add-ins store.

Step 3: Find/Add Secured Signing plugin

1. In the Office Add-ins Store popup, search secured signing in the search box.
2. Then in the filtered list, you can find Secured Signing for Word, click Add button.

Step 4: Added Secured Signing plugin

Now Secured Signing for Word plugin has been successfully installed.