Can't install Joplin on MacOS - Help!

[vallis]

MacOS Catalina
Joplin-1.0.199.dmg

On opening the package I get this warning:

"Joplin” can’t be opened because Apple cannot check it for malicious software.
This software needs to be updated. Contact the developer for more information.

[worker]

@vallis

Apple cannot check it for malicious software.
This software needs to be updated. Contact the developer for more information

Maybe this is helpful?
Safely open apps on your Mac - Apple Support (via Apple can’t check app for malicious software - Apple Support)

[dpoulton]

This thread on this forum may help explain what’s happening.