Charging from grid

After a software update my battery is now charging from the grid, even in normal operation mode. Is this normal?

Using the portal, check all the settings are what you want them to be.
You probably want Eco enabled
You may find your battery does a calibration

Look under notifications, you may find that a calibration has been run which will completely discharge your battery and then completely charge them in order to find the full and empty points.
If your battery is calibrating then normal operation should resume once this is complete.