Have you tried disabling off-grid mode? The system may not be able to mix grid with battery and solar when the home is on EPS. Also, I experience sign...

Update: @Jared took a look at my system and noticed some parts of the update may not have been completed sucessfully. He recommended a re-installation...

The new firmware (FAAB-CC1E or FAAB-1E1E, plus the LCD v18) seem to have much worse performace compared to the previous I have been using for the last...