Wii U

1. Scroll to System Settings and press the A button.

2. Scroll to Console Information and press the A button.

3. Scroll to Set System Language and press the A button.

4. Scroll to the desired language (e.g. English) and press the A button.

5. Scroll to OK and press the A button.

6. Your language has now bet saved. Scroll to OK and press the A button.