Open the Ohme App, tap on the little charger icon in the top right corner, go into advanced settings and you should see the screen below. Check and see what your Load Limit is set to, it should be 80A.
If not you can ring Ohme and ask them to reset it.
Please excuse spelling/typos. Apart from being a clot it turns out I had one on my cerebellum that's now causing various problems!