Sorry, but there was nothing new since July 17. It is not possible.
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
I have used the article on how to connect to OneDrive personal via WebDAV and all works as described. Does anybody know the settings to use when connecting to OneDrive Business?
What about implementing Microsoft Graph API in order to access files stored in Onedrive?
It seems to be better way to access Onedrive files.
I find exactly the same, where I get a 404 error.
Can you try if this gets you your "customer ID"?