diff --git a/Indicators/MyIndicators/KeltnerChannel.mq5 b/Indicators/MyIndicators/KeltnerChannel.mq5
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+//+------------------------------------------------------------------+
+//|                                             KeltnerChannel.mq5   |
+//|                      Copyright 2025, xxxxxxxx                    |
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "4.00" // Final Consensus: iMA handle for Middle Line, manual ATR
+#property description "Keltner Channels based on ATR"
+
+#include <MovingAverages.mqh> // Only needed for manual ATR's SMA init
+
+//--- Indicator Window and Plot Properties ---
+#property indicator_chart_window
+#property indicator_buffers 4 // Upper, Lower, Middle, and ATR
+#property indicator_plots   3
+
+//--- Plot 1: Upper Band
+#property indicator_label1  "Upper Band"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrDodgerBlue
+#property indicator_style1  STYLE_DOT
+
+//--- Plot 2: Lower Band
+#property indicator_label2  "Lower Band"
+#property indicator_type2   DRAW_LINE
+#property indicator_color2  clrDodgerBlue
+#property indicator_style2  STYLE_DOT
+
+//--- Plot 3: Middle Band (Basis)
+#property indicator_label3  "Basis"
+#property indicator_type3   DRAW_LINE
+#property indicator_color3  clrDodgerBlue
+#property indicator_style3  STYLE_SOLID
+#property indicator_width3  1
+
+//--- Input Parameters ---
+input int                InpMaPeriod     = 20;
+input ENUM_MA_METHOD     InpMaMethod     = MODE_EMA;
+input ENUM_APPLIED_PRICE InpAppliedPrice = PRICE_TYPICAL;
+input int                InpAtrPeriod    = 10;
+input double             InpMultiplier   = 2.0;
+
+//--- Indicator Buffers ---
+double    BufferUpper[];
+double    BufferLower[];
+double    BufferMiddle[];
+double    BufferATR[];
+
+//--- Global Variables ---
+int       g_ExtMaPeriod, g_ExtAtrPeriod;
+double    g_ExtMultiplier;
+int       g_handle_ma; // Handle for the middle line MA
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   g_ExtMaPeriod   = (InpMaPeriod < 1) ? 1 : InpMaPeriod;
+   g_ExtAtrPeriod  = (InpAtrPeriod < 1) ? 1 : InpAtrPeriod;
+   g_ExtMultiplier = (InpMultiplier <= 0) ? 2.0 : InpMultiplier;
+
+   SetIndexBuffer(0, BufferUpper,  INDICATOR_DATA);
+   SetIndexBuffer(1, BufferLower,  INDICATOR_DATA);
+   SetIndexBuffer(2, BufferMiddle, INDICATOR_DATA);
+   SetIndexBuffer(3, BufferATR,    INDICATOR_CALCULATIONS);
+
+   ArraySetAsSeries(BufferUpper,  false);
+   ArraySetAsSeries(BufferLower,  false);
+   ArraySetAsSeries(BufferMiddle, false);
+   ArraySetAsSeries(BufferATR,    false);
+
+   g_handle_ma = iMA(_Symbol, _Period, g_ExtMaPeriod, 0, InpMaMethod, InpAppliedPrice);
+   if(g_handle_ma == INVALID_HANDLE)
+     {
+      Print("Error creating iMA handle.");
+      return(INIT_FAILED);
+     }
+
+   IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
+   int draw_begin = MathMax(g_ExtMaPeriod, g_ExtAtrPeriod);
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, draw_begin);
+   PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, draw_begin);
+   PlotIndexSetInteger(2, PLOT_DRAW_BEGIN, g_ExtMaPeriod - 1);
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("KC(%d,%d,%.1f)", g_ExtMaPeriod, g_ExtAtrPeriod, g_ExtMultiplier));
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   IndicatorRelease(g_handle_ma);
+  }
+
+//+------------------------------------------------------------------+
+//| Keltner Channel calculation 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[])
+  {
+   int start_pos = MathMax(g_ExtMaPeriod, g_ExtAtrPeriod);
+   if(rates_total <= start_pos)
+      return(0);
+
+//--- STEP 1: Get Middle Line (MA) values from handle for perfect accuracy
+   if(CopyBuffer(g_handle_ma, 0, 0, rates_total, BufferMiddle) < rates_total)
+     {
+      Print("Error copying iMA buffer data.");
+     }
+
+//--- STEP 2: Calculate True Range manually
+   double tr[];
+   ArrayResize(tr, rates_total);
+   for(int i = 1; i < rates_total; i++)
+     {
+      tr[i] = MathMax(high[i], close[i-1]) - MathMin(low[i], close[i-1]);
+     }
+
+//--- STEP 3: Calculate ATR and Bands
+   for(int i = 1; i < rates_total; i++)
+     {
+      // --- Calculate ATR (using Wilder's smoothing) ---
+      if(i == g_ExtAtrPeriod) // Initialization with SMA
+        {
+         double atr_sum = 0;
+         for(int j=1; j<=g_ExtAtrPeriod; j++)
+            atr_sum += tr[j];
+         BufferATR[i] = atr_sum / g_ExtAtrPeriod;
+        }
+      else
+         if(i > g_ExtAtrPeriod) // Recursive calculation
+           {
+            BufferATR[i] = (BufferATR[i-1] * (g_ExtAtrPeriod - 1) + tr[i]) / g_ExtAtrPeriod;
+           }
+
+      // --- Calculate Upper and Lower bands ---
+      if(i >= start_pos)
+        {
+         BufferUpper[i] = BufferMiddle[i] + (BufferATR[i] * g_ExtMultiplier);
+         BufferLower[i] = BufferMiddle[i] - (BufferATR[i] * g_ExtMultiplier);
+        }
+     }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+