diff --git a/app/src/main/java/com/utsmm/kbz/MainFragment.java b/app/src/main/java/com/utsmm/kbz/MainFragment.java
index 09462d7..0840b7c 100644
--- a/app/src/main/java/com/utsmm/kbz/MainFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/MainFragment.java
@@ -471,6 +471,10 @@ public class MainFragment extends DataBindingFragment {
             values.add(normalizeCurrency(cardPrimaryCurrency.name));
         }
 
+        if (!SystemParamsOperation.getInstance().getDuelCurrencyStatus()) {
+            return new ArrayList<>(values);
+        }
+
         String secondaryCurrency = normalizeCurrency(SystemParamsOperation.getInstance().getThirdHostCurrency());
         if (!TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName()) && !TextUtils.isEmpty(secondaryCurrency)) {
             values.add(secondaryCurrency);
@@ -484,8 +488,10 @@ public class MainFragment extends DataBindingFragment {
 
         String selected = normalizeCurrency(selectedCurrency);
         String secondaryCurrency = normalizeCurrency(SystemParamsOperation.getInstance().getThirdHostCurrency());
+        boolean dualCurrencyEnabled = SystemParamsOperation.getInstance().getDuelCurrencyStatus();
 
-        boolean useSecondaryCardHost = !TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName())
+        boolean useSecondaryCardHost = dualCurrencyEnabled
+                && !TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName())
                 && !TextUtils.isEmpty(secondaryCurrency)
                 && secondaryCurrency.equals(selected);
 
diff --git a/app/src/main/java/com/utsmm/kbz/ui/dashboard/DashboardTransFragment.java b/app/src/main/java/com/utsmm/kbz/ui/dashboard/DashboardTransFragment.java
index 89b1983..9758c02 100644
--- a/app/src/main/java/com/utsmm/kbz/ui/dashboard/DashboardTransFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/ui/dashboard/DashboardTransFragment.java
@@ -315,6 +315,10 @@ public class DashboardTransFragment extends DataBindingFragment {
             values.add(normalizeCurrency(cardPrimaryCurrency.name));
         }
 
+        if (!SystemParamsOperation.getInstance().getDuelCurrencyStatus()) {
+            return new ArrayList<>(values);
+        }
+
         String secondaryCurrency = normalizeCurrency(SystemParamsOperation.getInstance().getThirdHostCurrency());
         if (!TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName()) && !TextUtils.isEmpty(secondaryCurrency)) {
             values.add(secondaryCurrency);
@@ -328,8 +332,10 @@ public class DashboardTransFragment extends DataBindingFragment {
 
         String selected = normalizeCurrency(selectedCurrency);
         String secondaryCurrency = normalizeCurrency(SystemParamsOperation.getInstance().getThirdHostCurrency());
+        boolean dualCurrencyEnabled = SystemParamsOperation.getInstance().getDuelCurrencyStatus();
 
-        boolean useSecondaryCardHost = !TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName())
+        boolean useSecondaryCardHost = dualCurrencyEnabled
+                && !TextUtils.isEmpty(SystemParamsOperation.getInstance().getThirdHostName())
                 && !TextUtils.isEmpty(secondaryCurrency)
                 && secondaryCurrency.equals(selected);
 
diff --git a/app/src/main/java/com/utsmm/kbz/util/tms/TMSSetupsImpl.java b/app/src/main/java/com/utsmm/kbz/util/tms/TMSSetupsImpl.java
index b3d79a8..1c25442 100644
--- a/app/src/main/java/com/utsmm/kbz/util/tms/TMSSetupsImpl.java
+++ b/app/src/main/java/com/utsmm/kbz/util/tms/TMSSetupsImpl.java
@@ -149,6 +149,9 @@ public class TMSSetupsImpl implements TMSSetups{
         List<SiriusHost> siriusHosts = siriusResponse.getHosts();
 
         List<SiriusProperty> siriusProperties = siriusResponse.getProperties();
+        boolean isDualCurrencyEnabled = isDualCurrencyEnabled(siriusProperties);
+
+        SystemParamsOperation.getInstance().setDuelCurrencyStatus(isDualCurrencyEnabled);
 
         ArrayList<String> imgUrls = new ArrayList<>();
 
@@ -207,7 +210,7 @@ public class TMSSetupsImpl implements TMSSetups{
             }
 
             // For dual-currency card flow, prefer MMK as PRIMARY HOST.
-            if (cardHosts.size() >= 2) {
+            if (isDualCurrencyEnabled && cardHosts.size() >= 2) {
                 SiriusHost first = cardHosts.get(0);
                 SiriusHost second = cardHosts.get(1);
                 boolean firstIsMMK = "MMK".equalsIgnoreCase(first.getCurrency());
@@ -237,7 +240,7 @@ public class TMSSetupsImpl implements TMSSetups{
             }
 
             // SECONDARY HOST (Card #2)
-            if (cardHosts.size() > 1) {
+            if (isDualCurrencyEnabled && cardHosts.size() > 1) {
                 SiriusHost secondaryCard = cardHosts.get(1);
                 SystemParamsOperation.getInstance().setThirdHostName(secondaryCard.getName() == null ? "" : secondaryCard.getName());
                 SystemParamsOperation.getInstance().setThirdHostTerminalId(secondaryCard.getTid() == null ? "" : secondaryCard.getTid());
@@ -647,6 +650,24 @@ public class TMSSetupsImpl implements TMSSetups{
         return EReceiptHelper.sha256(dataToHash);
     }
 
+    private boolean isDualCurrencyEnabled(List<SiriusProperty> siriusProperties) {
+        if (siriusProperties == null) {
+            return false;
+        }
+
+        for (SiriusProperty siriusProperty : siriusProperties) {
+            if (siriusProperty == null) {
+                continue;
+            }
+
+            if (TextUtils.equals("is_duel_currency", siriusProperty.getName())) {
+                return parseBoolean(siriusProperty.getProperty());
+            }
+        }
+
+        return false;
+    }
+
 
     private String convertToString(ArrayList<String> list) {