LXDE
Set up OpenBangla Keyboard on LXDE using IBus.
To make OpenBangla Keyboard run on LXDE, you might need to install ibus manually.
Install IBus
Open a terminal and run:
sudo apt install ibusAfter ibus is installed, a popup will appear asking if you want to enable it. Press Yes.
Add OpenBangla Keyboard
Go to Preferences > ibus Preferences > Input Method, click Add, then select Bangla > OpenBangla Keyboard.
Switch input methods
Once OpenBangla Keyboard is in the ibus Input Methods list, you can enable and disable it by pressing Super + Space.
Super is the key with the Windows logo on many keyboards.