diff --git a/src/android/BluetoothLePlugin.java b/src/android/BluetoothLePlugin.java
index ffea195..ec35f09 100644
--- a/src/android/BluetoothLePlugin.java
+++ b/src/android/BluetoothLePlugin.java
@@ -105,6 +105,7 @@ public class BluetoothLePlugin extends CordovaPlugin {
   private final String keyMatchMode = "matchMode";
   private final String keyMatchNum = "matchNum";
   private final String keyCallbackType = "callbackType";
+  private final String keyIsLegacy = "isLegacy";
   private final String keyAdvertisement = "advertisement";
   private final String keyUuid = "uuid";
   private final String keyService = "service";
@@ -1287,7 +1288,13 @@ private synchronized void startScanAction(JSONArray args, CallbackContext callba
         } catch (java.lang.IllegalArgumentException e) {
         }
       }
-
+      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+	boolean isLegacy = obj.optBoolean(keyIsLegacy, false);
+	try {
+	  scanSettings.setLegacy(isLegacy);
+	} catch (IllegalArgumentException e) {
+	}
+      }
       //Start the scan with or without service UUIDs
       bluetoothAdapter.getBluetoothLeScanner().startScan(scanFilter, scanSettings.build(), scanCallback);
     }
diff --git a/types/index.d.ts b/types/index.d.ts
index 638d062..cb5e4cb 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -703,6 +703,11 @@ declare namespace BluetoothlePlugin {
         callbackType?: BluetoothCallbackType,
         /** True/false to show only connectable devices, rather than all devices ever seen, defaults to false (Windows)*/
         isConnectable?: boolean
+        /** Used to set whether scanning is in "legacy" mode. In Bluetooth 5, a new scanning mode is introduced to support more 
+            functions and features, such as extended advertising, long data packets, etc. The "legacy" mode only supports 
+            traditional advertising data types and does not support Bluetooth 5's extended advertising.
+        */
+        isLegacy?:boolean
     }
 
     interface ConnectionParams{