Yes, you can delete the attachments after uploading them using the Mass File Upload app. Follow the steps below:

Steps to Follow:

  1. Upload Attachments:
    • Use the List View, Search, or Advanced SOQL option to upload attachments.
  2. Receive Success Message:
    • After successfully uploading attachments, a success message will appear on the rendered table.
  3. Click on the Delete Button:
    • In the same table, look for the Delete button, and click on the "Delete" button.
  • Confirm Deletion:
    • A confirmation pop-up will appear. Click "OK" to confirm.
  • Deletion Complete:
    • Once you click "OK," all attachments will be deleted from the records.



PS: View Mass File Upload, Salesforce file upload app on Salesforce AppExchange: https://appexchange.salesforce.com/appxListingDetail?listingId=82cf236b-1ee8-4ea7-aebf-fd0c89fb93bd