Community Events 4.4.4 // Force timepicker to use 24-hour time format

mt-ce-force-timepicker-format.php

function ce_timepicker_24hr_fix() {
    echo "
        <script type='text/javascript'>
            document.addEventListener( 'DOMContentLoaded', function() { 
                if ( 'function' !== typeof jQuery ) {
                    return;
                }

                setTimeout( function() {
                    jQuery( '.tribe-timepicker' ).timepicker( { 'timeFormat': 'H:i' } );
                }, 500 );
            }, false );
        </script>
    ";
}

add_action( 'tribe_events_community_form_after_template', 'ce_timepicker_24hr_fix' );