Well I only see 6.7.2 available on the website for Mac OS, it is rather strange that Helicon Focus does not keep available on their website previous versions of the software. Also because not everyone has the latest OS.
I use also Capture One as part of my workflow, and they do propose older ...

Hi there,
Since the upgrade helicon focus is strangely crashing all the time.
Would like to be able to get an older version, which was working fine before.
Is this possible?

I always keep the older versions of softs, in case, but now I forgot since I activated the update from the soft itself ...