Purpose of the iframe within the webviewer iframe

WebViewer Version: 8.10
Do you have an issue with a specific file(s)? No
Can you reproduce using one of our samples or online demos? No
Are you using the WebViewer server? No
Does the issue only happen on certain browsers? No
Is your issue related to a front-end framework? No
Is your issue related to annotations? No

Please give a brief summary of your issue:
How to target the iframe within the webviewer iframe

Please describe your issue and provide steps to reproduce it:

For accessibility reasons I need to add properties to an iframe inside the webviewer iframe. I would like to know how I can do it and more importantly what is the purpose of this iframe since I see that it contains only a few lines of code that I would also like to know what they do.
Attached are some screenshots of the iframe in question and its content.
Greetings and thank you very much.

We are not really sure what the role of this iframe is inside the WebViewer iframe. It might be that the chrome extension or some kind of browser plugin is adding it.

If I find more information about it I’ll share it here.

Hi, thanks for your reply.
I found how to fix it with this post:

Kind regards,