What is "M2000 S200 V250 A6000"?

Saw this thread:

Safe to assume you didn’t look at enabling HACs? I might try it just out of curiosity unless you did already and it didn’t work.

I’m still not optimistic that all functionality will work by simply enabling them. Simple enough to try. (I just never used OctoPrint to send prints, so I haven’t tried this yet because “learning required.”)