Cannot show simplified chinese in notepad

Problem:

 

Solution:

 

 

Press Language & Region on the left, then click Administrative Language Settings under the Related Settings section. The Region window will open up to the Administrative tab. Under the "Language for non-Unicode Programs" section, click the Change System Locale button, - change it to "Chinese (Simplified, Mainland China)

 

After that, it will able to show simplified chinese in notepad:

 

 

 

Cannot show simplified chinese in notepad