Go to Preferences and change and save options (see all notifications).
Populate password and save.
Enter in Kiosk Mode.
Press Ctrl + Shift + U to close Kiosk Mode. (check "close and show preferences")
Test to close Kiosk Mode the Window is re-opened till EKC combination.
Test EKC combination with and without password.
Please package version 0.13 and publish in AMO platform
The rest of file not added to last commit.
To test:
Please package version 0.13 and publish in AMO platform