gravityflow_update_button_text_user_input

Use this filter to change the text of the update button on the user input step..

The follow example will change the button to "Submit".

add_filter( 'gravityflow_update_button_text_user_input', 'sh_gravityflow_update_button_text_user_input', 10, 3 );
function sh_gravityflow_update_button_text_user_input( $text, $form, $step ) {
	return "Submit";
}

Placement

This code should be placed in the functions.php file of your active theme.