diff --git a/src/com/android/settings/network/TetherProvisioningActivity.java b/src/com/android/settings/network/TetherProvisioningActivity.java
index b30950e5d17..48c570791b2 100644
--- a/src/com/android/settings/network/TetherProvisioningActivity.java
+++ b/src/com/android/settings/network/TetherProvisioningActivity.java
@@ -39,6 +39,7 @@ public class TetherProvisioningActivity extends Activity {
     private static final int PROVISION_REQUEST = 0;
     private static final String TAG = "TetherProvisioningAct";
     private static final String EXTRA_TETHER_TYPE = "TETHER_TYPE";
+    private static final String EXTRA_SUBID = "subId";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
     private ResultReceiver mResultReceiver;
 
@@ -49,14 +50,21 @@ public class TetherProvisioningActivity extends Activity {
         mResultReceiver = (ResultReceiver)getIntent().getParcelableExtra(
                 ConnectivityManager.EXTRA_PROVISION_CALLBACK);
 
-        int tetherType = getIntent().getIntExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE,
+        final int tetherType = getIntent().getIntExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE,
                 ConnectivityManager.TETHERING_INVALID);
+
+        final int tetherSubId = getIntent().getIntExtra(EXTRA_SUBID,
+                SubscriptionManager.INVALID_SUBSCRIPTION_ID);
         final int subId = SubscriptionManager.getDefaultDataSubscriptionId();
+        if (tetherSubId != subId) {
+            Log.e(TAG, "This Provisioning request is outdated, current subId: " + subId);
+            return;
+        }
         final Resources res = Utils.getResourcesForSubId(this, subId);
         final String[] provisionApp = res.getStringArray(
                 com.android.internal.R.array.config_mobile_hotspot_provision_app);
 
-        Intent intent = new Intent(Intent.ACTION_MAIN);
+        final Intent intent = new Intent(Intent.ACTION_MAIN);
         intent.setClassName(provisionApp[0], provisionApp[1]);
         intent.putExtra(EXTRA_TETHER_TYPE, tetherType);
         if (DEBUG) {
diff --git a/src/com/android/settings/wifi/tether/TetherService.java b/src/com/android/settings/wifi/tether/TetherService.java
index 09781a8ed5b..34daccf6aea 100644
--- a/src/com/android/settings/wifi/tether/TetherService.java
+++ b/src/com/android/settings/wifi/tether/TetherService.java
@@ -55,6 +55,8 @@ public class TetherService extends Service {
 
     @VisibleForTesting
     public static final String EXTRA_RESULT = "EntitlementResult";
+    @VisibleForTesting
+    public static final String EXTRA_SUBID = "subId";
 
     // Activity results to match the activity provision protocol.
     // Default to something not ok.
@@ -100,6 +102,18 @@ public class TetherService extends Service {
 
     @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
+        if (intent.hasExtra(EXTRA_SUBID)) {
+            final int tetherSubId = intent.getIntExtra(EXTRA_SUBID,
+                    SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+            final int subId = getTetherServiceWrapper().getDefaultDataSubscriptionId();
+            if (tetherSubId != subId) {
+                Log.e(TAG, "This Provisioning request is outdated, current subId: " + subId);
+                if (!mInProvisionCheck) {
+                    stopSelf();
+                }
+                return START_NOT_STICKY;
+            }
+        }
         if (intent.hasExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE)) {
             int type = intent.getIntExtra(ConnectivityManager.EXTRA_ADD_TETHER_TYPE,
                     ConnectivityManager.TETHERING_INVALID);
diff --git a/tests/unit/src/com/android/settings/wifi/tether/TetherServiceTest.java b/tests/unit/src/com/android/settings/wifi/tether/TetherServiceTest.java
index 03320923d7a..0739ef0ce23 100644
--- a/tests/unit/src/com/android/settings/wifi/tether/TetherServiceTest.java
+++ b/tests/unit/src/com/android/settings/wifi/tether/TetherServiceTest.java
@@ -266,11 +266,26 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
         assertEquals(TetherService.class.getName(), pi.getIntent().getComponent().getClassName());
     }
 
+    public void testIgnoreOutdatedRequest() {
+        Intent intent = new Intent();
+        intent.putExtra(EXTRA_ADD_TETHER_TYPE, TETHERING_WIFI);
+        intent.putExtra(EXTRA_RUN_PROVISION, true);
+        intent.putExtra(EXTRA_PROVISION_CALLBACK, mResultReceiver);
+        intent.putExtra(TetherService.EXTRA_SUBID, 1 /* Tested subId number */);
+        startService(intent);
+
+        SystemClock.sleep(PROVISION_TIMEOUT);
+        assertEquals(TETHERING_INVALID, mLastTetherRequestType);
+        assertTrue(mWrapper.isAppInactive(ENTITLEMENT_PACKAGE_NAME));
+        assertTrue(mWrapper.isAppInactive(FAKE_PACKAGE_NAME));
+    }
+
     private void runProvisioningForType(int type) {
         Intent intent = new Intent();
         intent.putExtra(EXTRA_ADD_TETHER_TYPE, type);
         intent.putExtra(EXTRA_RUN_PROVISION, true);
         intent.putExtra(EXTRA_PROVISION_CALLBACK, mResultReceiver);
+        intent.putExtra(TetherService.EXTRA_SUBID, INVALID_SUBSCRIPTION_ID);
         startService(intent);
     }
 
@@ -291,7 +306,7 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
         long startTime = SystemClock.uptimeMillis();
         while (true) {
             if (mLastTetherRequestType == expectedType) {
-                mLastTetherRequestType = -1;
+                mLastTetherRequestType = TETHERING_INVALID;
                 return true;
             }
             if ((SystemClock.uptimeMillis() - startTime) > PROVISION_TIMEOUT) {