Translate Any Plugin/Theme Text via Your Child Theme

add_filter( 'gettext', function( $translated_text, $text, $domain ) {
	switch ( $translated_text ) {
		case 'String 1' :
			$translated_text = esc_html__( 'String 1', 'total' );
		break;
		case 'String 2' :
			$translated_text = esc_html__( 'String 2', 'total' );
		break;
		case 'String 3' :
			$translated_text = esc_html__( 'String 3', 'total' );
		break;
	}
	return $translated_text;
}, 20, 3 );