Reported by @strong relic
Bug Report: Atlas 'save to file' button when viewing a PDF doesn't actually save the file
`Steps to Reproduce`
- Open a webpage showing a PDF file
- Click the 'download' button top right
- Enter details of the intended target
- Click save
`Expected Result`
File should be created
`Actual Result`
No file is created, not in the selected destination or anywhere else that is obvious to the user (desktop, downloads etc).
`Environment`
macOs 26.3.1