...
To embed your Google Drive file to a Confluence page, you need to follow these steps:
1. Get shareable link of your Google Drive file
Open your Google Drive file, on the menu bar click File → Share. There are 2 options: Share with others, Publish to the web
...
In Embed tab, there is a HTML code which you can copy and use as your shareable link
...
2. Embed Google file to your Confluence page
Edit your Confluence page, add Google Drive Connector macro
...