//+------------------------------------------------------------------+
//|                                                      MABands.mq5 |
//|                                              Copyright 2022, AM2 |
//|                                     https://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2022, AM2"
#property link      "https://www.forexsystems.biz"
#property version   "1.00"
#property indicator_chart_window

#property indicator_buffers 5

#property indicator_plots 5

#property indicator_width1     2
#property indicator_color1     clrWhite
#property indicator_type1      DRAW_LINE
#property indicator_style1     STYLE_SOLID

#property indicator_width2     2
#property indicator_color2     clrWhite
#property indicator_type2      DRAW_LINE
#property indicator_style2     STYLE_SOLID

input int MAShift   = 0;
input int MAPeriod  = 9;
input int OsMA      = 3;
input int Dist2     = 20;

//-------------------------

input double Std    = 0.4;
input int BBPeriod  = 20;

int mah=0,mal=0,bbh=0;
double up[],dn[],maup[],madn[],bbup[],bbdn[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- indicator buffers mapping
   SetIndexBuffer(0,up,INDICATOR_DATA);
   SetIndexBuffer(1,dn,INDICATOR_DATA);
   SetIndexBuffer(2,maup,INDICATOR_CALCULATIONS);
   SetIndexBuffer(3,madn,INDICATOR_CALCULATIONS);
   SetIndexBuffer(4,bbup,INDICATOR_CALCULATIONS);
   SetIndexBuffer(5,bbdn,INDICATOR_CALCULATIONS);

   ArraySetAsSeries(up,true);
   ArraySetAsSeries(dn,true);
   ArraySetAsSeries(maup,true);
   ArraySetAsSeries(madn,true);
   ArraySetAsSeries(bbup,true);
   ArraySetAsSeries(bbdn,true);

   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0.0);
   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0.0);

   mah=iMA(NULL,0,MAPeriod,MAShift,MODE_SMA,PRICE_HIGH);
   mal=iMA(NULL,0,MAPeriod,MAShift,MODE_SMA,PRICE_LOW);
   bbh=iBands(NULL,0,BBPeriod,MAShift,Std,PRICE_CLOSE);
//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
  {
//---
   CopyBuffer(mah,0,0,333,maup);
   CopyBuffer(mal,0,0,333,madn);
   CopyBuffer(bbh,1,0,333,bbup);
   CopyBuffer(bbh,2,0,333,bbdn);

   for(int i=333; i>0; i--)
     {
      if(maup[i]>bbup[i])
        {
         up[i]=maup[i]+Dist2*_Point;
        }

      if(maup[i]<bbup[i])
        {
         up[i]=bbup[i];
        }

      if(madn[i]>0)
        {
         if(madn[i]<bbdn[i])
           {
            dn[i]=madn[i]-Dist2*_Point;
           }

         if(madn[i]>bbdn[i])
           {
            dn[i]=bbdn[i];
           }
        }

     }

//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+

Это всё я понимаю, но когда в советнике меняешь свойства, а картинка всё та же, начинают терзать смутные сомнения…

      OsMA_Now = iOsMA(NULL,0,5,9,OsMA,PRICE_CLOSE,i);

Индикатор mt5 работает не идентично с его версией на mt4