Where is the meta info for the file sort order located?

[Leo]

It's stored in the NTFS ADS for the folder.

How to export saved manual sort order data

I've set DOpus to allow manual sorting and then saved this as the default file format. So I can sort files manually, those sort orders get saved, and those orders still persist once folders are closed and appear when folders are reopened. So far so g…

If Preferences / File Operations / Copy Attributes / Copy all NTFS data streams is on when you copy the folder, the data should be copied as well (but only if the destination folder does not already exist).