AutoActivation of keyboard backlight. Nothing changed.
If it doesn't work at all.
Is it possible to change it by Fn+Shift+B, N?
Have you changed your keymap?
CosmoCtl emulates the same key event.
If sometimes it works.
Cosmo's illuminance sensor goes to 0 illuminance at a dimly lit level.
Key light comes on at a dimly lit level.
The Cosmo's illuminance sensor is located on the back.
It may not match the brightness you feel.
Other.
Please describe the content of the XML.
/data/data/com.jp.ssipa.cosmoctl/shared_pref/PREFKEY_SETTINGS.xml