You can set default upload values by modifying the following settings in
Administration → Local Administration → Library Settings Editor:
- 
Upload Activate PO
 - 
Upload Create PO
 - 
Upload Default Insufficient Quality Fall-Thru Profile
 - 
Upload Default Match Set
 - 
Upload Default Merge Profile
 - 
Upload Upload Default Min. Quality Ratio
 - 
Upload Default Provider
 - 
Upload Import Non Matching by Default
 - 
Upload Load Items for Imported Records by Default
 - 
Upload Merge on Best Match by Default
 - 
Upload Merge on Exact Match by Default
 - 
Upload Merge on Single Match by Default