How do you reset everything on the Timex Ironman?

To reset everything on a Timex Ironman watch, first, press and hold the "Mode" button until you enter the setting mode. Then, navigate to the "Reset" option using the "Start/Stop" button and confirm by pressing the "Mode" button again. This will reset the watch to its factory settings, erasing all stored data. Finally, exit the settings by pressing the "Mode" button until you return to the normal time display.