Hold the key and click the app, then select Open from the menu. Click Open again in the dialog box that appears. 3. Clear the "Damaged App" Quarantine
If you see a message saying the app is "damaged and should be moved to the Trash," it is often a false positive caused by the macOS quarantine attribute. How To Fix This Application Cannot Be Opened (Mac)
Unlocking the Gate: Why "xf-adesk19" Won’t Open on Your Mac If you’ve encountered the error message "The application 'xf-adesk19' can’t be opened,"
This bypass works because macOS remembers that you explicitly tried to open the app via contextual menu rather than a double-click.