You can change the sort order for product categories and other content in bulk via csv import by using the following columns:
Content type (eg. Product Category, Blog, etc)
Content ID (found in the content list)
Sort Order (the higher the value entered, the higher up in the list an item will appear.)
From the Neto Dashboard, navigate to Setup & Tools > Import Data.
Select Product Categories. Click Perform Complex Import and then Start Data Import Wizard.
Select Choose File and upload your spreadsheet, then Continue To Next Step.
Match the columns in your spreadsheet to the database fields in Neto, and Continue To Next Step.
Set your update options, and Continue To Next Step. If unsure, leave them as the defaults.
Choose if you want to save the import settings as a template (and give it a Name) then click Process File Now
The file will be queued to import, and update the priority of your content.