Issue Summary

This is reproducible on Data Center: no

Steps to Reproduce

1. Click an embedded attachment on a page
2. Download the attachment

Expected Results

• Attachment name should be visible on the thumbnail
• Attachment should retain its actual name when downloading

Actual Results

• Attachment name is renamed "Unknown" on the thumbnail
• Attachment is renamed "Original" when downloading

Workaround

• Using the option "Download all" retains the original name of all attachments under the page
• Using the "Switch to list view" will show the attachment name