Goal:
How do I view rejected items?
You must be a Superuser or have custom permission to access Export Data Settings.
Exporting the Order Items CSV:
Navigate to Settings → Export Data.
Next to Order Items, select Prepare CSV.
Click Export CSV.
Select Download CSV, when the CSV is ready.
Open the CSV file and create a filter for the data. See the relevant external links below for instructions on how to create filters.