There isn't a setting for that. If you're a programmer though (since you posted this in the "API support" forum), you could write something to programmatically add these using /2/sharing/list_mountable_folders[/continue] and /2/sharing/mount_folder (or the respective methods in an SDK):
@Richie4571 The documentation linked in my earlier comments includes samples for calling those endpoints using curl. Exactly what your code to call them would look like would depend on what language, platform, and SDK/library (if any) you're using.
We do recommend using one of the official SDKs if possible: