1 The first step is to open Items and click Search... Please note you can search by name, id, location id, department, aisle etc.
2 Type Search keyword... and Press Enter. You will now see items that match the search criteria
3 You can see 4 items are showing up below. Make sure you have the correct items below that you want to Delete. Click Delete
4 If you want to delete all the Searched Items. Click Searched
5 Click Continue
6 To publish the updates to the App. Click Dashboard
7 Click Publish Now
8 Click OK
9 That's it. You're done.
Here's an interactive tutorial for the visual learners