1. Click "Packages"

2. Click the desired package you want to import items into.

3. Hover over the action gear icon.

4. Click the "Add Items From Files" option.

5. Click "Browse" to locate the xlsx file on your computer

6. Confirm all of the fields are correct and green. Once all fields are verified click "Import All Items"

7. The items will import as seen on the "Processing" window.

8. Click "×" when the import is done processing.

9. Your items will be listed inside of the package the items were imported.