Step 1 : choose Control Panel --> Lauguage
Step 2 : choose “ Add Language “.
Step 3 : choose “Language Name “.
Step 4 : When choose main language icon , if it have more language in this icon , it will be show out as example below .
After choose language which is you want to install , press “Add “ button to continue.
Step 5 : after add language , it will be return to previous page , and show out new language , click “Option” botton to continue add language input method .
Step 6 : in this language options page , you can add more function or add more input method for this langnage.
Step 7 : After click “Option “ , it will be show next page as below :
Step 8 : this page belong to adjust input method function for each input method :