If I disable an automatic copy of data when publishing to the server, will this decrease the cost of storage credits?
My question comes from here: https://enterprise.arcgis.com/en/server/latest/administer/windows/disabling-automatic-data-copying-w...
You should have storage credit cost if the data is copied into ArcGIS Online, not ArcGIS Enterprise. If you copy data into ArcGIS Enterprise it just uses disk space that you have allocated.