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I have known how to drag a Bollinger Bands from the navigator and drop it onto an indicator window, provided that I had opened another indicator, such as Awesome Oscillator However, when I try to drag one more Bollinger Bands, it doesn't work

On tradingview, there's a script called Bollinger Bands With User Selectable MA  On mql5, have there been any articles on an MT4 indicator in which we can use Bollinger Bands based on WMA/LWMA, HMA, etc? I recently found an article on

Hello,  I use a system of EMAs whose periods are based on Fibonacci numbers, such as EMA 55, EMA 89, EMA 144, etc However, I realize the greatest EMA which the MT4 can display is EMA 2584 But I want it to display larger values, such as EMA