How to install Korean on Linux Mint and Ubuntu

1. Install Korean Language

   Run [Menu > Control Center > Language Support]
   Click [Install / Remove Languages...]
   Check [Korean]
   Click [Apply Changes]
   

2. Install Korean IME

   Run [Menu> Synaptic Package Manager]
   Type "ibus-hangul" in [Quick filter] edit box
   Select [Mark for Installation] on [ibus-hangul]
   Click [Apply]
   But not yet run IBus
   

3. Set up Korean IME

   Run [Menu > Control Center > Language Support]
   Select [ibus] on [Keyboard input method system]
   Click [Close]
   

4. Show IME

   Run [IBus] on [Menu]
   Now you can see IBus icon on notification area of taskbar.
   Click [IBus > Preferences]
   Select [Input Method] tab page
   Check [Customized active input methods]
   Select [Select an input method > Korean > Korean]
   Click [+Add]
   Now you can type Korean.
   

* If you cannot change to Korean with ALT_RIGHT on Ubuntu, remove [ALT] for [HUD].