Regularly wont work after upating macOS for a few months until they find it a good time to update. Endpoint security open a remote execution endpoint on all you systems that install it. You cannot protect that function by setting 2fa or multiple users need to confirm such dangerous operations.
Support is either completely incompetent or has high incentive to play down the danger of their products and offers zero help unless a textsearch for button names can do the trick.

A quick GPT search gives you a nice overview of their f-ups. All in all you are probably more secure relying on macOS security rather than installing any ESET products.