...
The Operation should be D=Deactivate
Example Inventory Items deactivate import format
...
Highlight the worksheet to upload → Import → Check the correct items are Updating → Save All → Check the message these Items have been successfully addedmodified.
The Inventory items are now deactivated in BUZ.
Manually deactivating an Inventory Item in BUZ
Settings → Inventory Items → Search for Inventory Item → Display
→ Click the Inventory Item link to be edited
→ Edit Details
→ Update the required details → Scroll to the bottom of the screen → Save
Explanation of Inventory item spreadsheet
...