Where you have multiple items and you want to set a new main supplier, use this method:
1. In this example, there is a main supplier set against an item
2. On the items page, filter by supplier or some other parameter
3. Click here to Export to Spreadsheet
4. Click "- Items"
5. Click "Download"
6. Edit the exported file so that the main supplier has been changed to the new one. All the other columns except the item code can be deleted. You may wish to update the cost using this file
7. Click on the cog
8. Click "Import Center"
9. Click "Flexi"
10. Click "Items"
11. Click "Select Files or Drag & Drop Here..." and select the file to import
12. Click "Item Code"
13. Match the "Main Supplier" column to the field
14. And the same with the cost
15. Click "Next"
16. The items will be updated
17. Click "Costs" in the item to review the update
18. The new supplier has been made the main one
19. The cost is update in the above field
