I had catalina running on my macOS 'til yesterday, hamachi worked fine, until I installed big sur. I tried to turn hamachi on and then this pops up:
(a small detail: developer is misspelt here)
When clicking OK, the Security and Privacy window appears without the Allow button:
I know Big Sur is currently unsupported, but is there any way to temporarily fix this?
I'm using a 2014 Mac Mini with the first public beta.