To convert from the 12 hour clock to the 24 hour clock is easy - you just need to add 12 to the hours in the day after midday.

Scroll down until you’ve come across Short time and Long time. In each, if you want to change things to the 24-hour clock, be sure the option with the 0 at the beginning. For us old-school ...

To convert from the 12 hour clock to the 24 hour clock is easy - you just need to add 12 to the hours in the day after midday.