I guess we can’t specify the crossover b/w two parameters of Sotch indicator, in tradescript. But yes, you can specify a code wherein you can get Buy/ Sell signals based on %d or %k levels
% Will Not Help If u check my Question There is an Image also if you can check the same i need help in where the blue line is crossing the green line i need such kind of trades because can see visualy it is giving better results than the MACD