Searching for a solution to the issue: How do you set my 3ds to 12 hour time? In this article, we’ve collected for you personally probably the most accurate and comprehensive information which will fully answer the issue: How do you set my 3ds to 12 hour time?
Tap "Other Settings", the bottom right icon around the settings primary screen. Tap "Time and date". This is actually the second button out of this screen. If you want to alter the date, tap "Today’s Date".