Today, I got asked by someone how to change the default language in Ubuntu. So, I took some time to do a screenshot and wrote a simple instruction, hope this will be useful.

Step 0: Make sure you are connected to the Internet

Step 1: Select Language Support from System > Administration

Step 2: Ignore or Install the first dialog

Step 3: Click on Install / Remove Languages

Step 4: Find your preferred language and click the check box, then Apply Changes

Step 5. Log out the current session and go back to the login page

Step 6. Click on your user name entry and type in your password

Step 7: Before you click on the login button, select your preferred language at the bottom

Step 8: Click Login now to Enter the system with your new language environment.