How to Activate and Deactivate Input Methods
The Input Method Framework Selector (imf-selector)
is a configuration tool used for selecting the preferred Input Method Framework
and enabling or disabling them for the desktop session.
- Choose System→Preferences→Input Method Selector.The Input Method Framework Selector window appears. 
- Select the Enable Input Method Framework option and select the
preferred Input Method Framework from the list
   
- Click the OK button to save selection.