Connect a case to a pre-existing OneDrive folder.
Navigate to the Documents Tab of the case.
A pop-up window will appear, use the drop-down menu to search and select the existing OneDrive folder for the case.
NOTE: Do not use the Create New option if you know there is an existing folder. The Create New option will create a new folder.
Click Save.
The case will now be linked to its OneDrive folder.