diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 3cf759470b8..9b8327c30f2 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -3652,6 +3652,17 @@
             </intent-filter>
         </receiver>
 
+        <receiver
+            android:name=".sim.receivers.SimCompleteBootReceiver"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED"/>
+            </intent-filter>
+        </receiver>
+
+        <service android:name=".sim.SimNotificationService"
+                 android:permission="android.permission.BIND_JOB_SERVICE" />
+
         <!-- This is the longest AndroidManifest.xml ever. -->
     </application>
 </manifest>
diff --git a/res/values/integers.xml b/res/values/integers.xml
index 7a6e0aa6d31..3d73f64fabe 100644
--- a/res/values/integers.xml
+++ b/res/values/integers.xml
@@ -20,4 +20,5 @@
     <integer name="job_anomaly_config_update">101</integer>
     <integer name="job_anomaly_detection">102</integer>
     <integer name="device_index_update">103</integer>
+    <integer name="sim_notification_send">104</integer>
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 041dbdd771b..ee5b87f5b80 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -12083,6 +12083,17 @@
     <!-- Body text of DSDS activation failure dialog. Users could toggle the selected SIM again or reboot to recover. [CHAR LIMIT=NONE] -->
     <string name="dsds_activation_failure_body_msg2">Try turning on the SIM again. If the problem continues, restart your device.</string>
 
+    <!--  Strings for SIM push notifications  -->
+    <!-- Category name of the notifications related to SIM setup. [CHAR LIMIT=NONE] -->
+    <string name="sim_setup_channel_id">Network activation</string>
+    <!--  The title of post DSDS reboot notification. The title includes carrier's name. [CHAR LIMIT=NONE] -->
+    <string name="post_dsds_reboot_notification_title_with_carrier"><xliff:g id="carrier_name" example="Google Fi">%1$s</xliff:g> is active</string>
+    <!--  The body text of post DSDS reboot notification. [CHAR LIMIT=NONE] -->
+    <string name="post_dsds_reboot_notification_text">Tap to update SIM settings</string>
+
+    <!-- Button label of the removable sim card. [CHAR LIMIT=NONE] -->
+    <string name="sim_card_label">SIM card</string>
+
     <!-- Strings for deleting eUICC subscriptions dialog activity -->
     <!-- Title on confirmation dialog asking the user if they want to erase the downloaded SIM from the device. [CHAR_LIMIT=NONE] -->
     <string name="erase_sim_dialog_title">Erase this downloaded SIM?</string>
diff --git a/src/com/android/settings/network/telephony/ToggleSubscriptionDialogActivity.java b/src/com/android/settings/network/telephony/ToggleSubscriptionDialogActivity.java
index 919415b53e0..1dc843a0c6e 100644
--- a/src/com/android/settings/network/telephony/ToggleSubscriptionDialogActivity.java
+++ b/src/com/android/settings/network/telephony/ToggleSubscriptionDialogActivity.java
@@ -34,6 +34,7 @@ import com.android.settings.network.SubscriptionUtil;
 import com.android.settings.network.SwitchToEuiccSubscriptionSidecar;
 import com.android.settings.network.SwitchToRemovableSlotSidecar;
 import com.android.settings.network.UiccSlotUtil;
+import com.android.settings.sim.SimActivationNotifier;
 
 import com.google.common.collect.ImmutableList;
 
@@ -189,9 +190,8 @@ public class ToggleSubscriptionDialogActivity extends SubscriptionActionDialogAc
                     return;
                 }
                 Log.i(TAG, "User confirmed reboot to enable DSDS.");
+                SimActivationNotifier.setShowSimSettingsNotification(this, true);
                 mTelMgr.switchMultiSimConfig(NUM_OF_SIMS_FOR_DSDS);
-                // TODO(b/170507290): Store a bit in preferences for displaying the notification
-                //  after the reboot.
                 break;
             case DIALOG_TAG_ENABLE_SIM_CONFIRMATION:
                 Log.i(TAG, "User confirmed to enable the subscription.");
diff --git a/src/com/android/settings/sim/SimActivationNotifier.java b/src/com/android/settings/sim/SimActivationNotifier.java
new file mode 100644
index 00000000000..85d3da2cd35
--- /dev/null
+++ b/src/com/android/settings/sim/SimActivationNotifier.java
@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.sim;
+
+import static android.content.Context.MODE_PRIVATE;
+
+import android.annotation.IntDef;
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.text.TextUtils;
+import android.util.Log;
+
+import androidx.core.app.TaskStackBuilder;
+
+import com.android.settings.R;
+import com.android.settings.Settings;
+import com.android.settings.network.SubscriptionUtil;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * This class manages the notification of SIM activation notification including creating and
+ * canceling the notifications.
+ */
+public class SimActivationNotifier {
+
+    private static final String TAG = "SimActivationNotifier";
+    private static final String SIM_SETUP_CHANNEL_ID = "sim_setup";
+    private static final String SIM_PREFS = "sim_prefs";
+    private static final String KEY_SHOW_SIM_SETTINGS_NOTIFICATION =
+            "show_sim_settings_notification";
+
+    public static final int SIM_ACTIVATION_NOTIFICATION_ID = 1;
+
+    /** Notification types */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(
+            value = {
+                NotificationType.NETWORK_CONFIG,
+            })
+    public @interface NotificationType {
+        // The notification to remind users to config network Settings.
+        int NETWORK_CONFIG = 1;
+    }
+
+    private final Context mContext;
+    private final NotificationManager mNotificationManager;
+
+    public SimActivationNotifier(Context context) {
+        mContext = context;
+        mNotificationManager = context.getSystemService(NotificationManager.class);
+        mNotificationManager.createNotificationChannel(
+                new NotificationChannel(
+                        SIM_SETUP_CHANNEL_ID,
+                        mContext.getString(R.string.sim_setup_channel_id),
+                        NotificationManager.IMPORTANCE_HIGH));
+    }
+
+    /**
+     * Sets whether Settings should send a push notification for the SIM activation.
+     *
+     * @param context
+     * @param showNotification whether Settings should send a push notification for the SIM
+     *     activation.
+     */
+    public static void setShowSimSettingsNotification(Context context, boolean showNotification) {
+        final SharedPreferences prefs = context.getSharedPreferences(SIM_PREFS, MODE_PRIVATE);
+        prefs.edit().putBoolean(KEY_SHOW_SIM_SETTINGS_NOTIFICATION, showNotification).apply();
+    }
+
+    /**
+     * Gets whether Settings should send a push notification for the SIM activation.
+     *
+     * @param context
+     * @return true if Settings should send a push notification for SIM activation. Otherwise,
+     *     return false.
+     */
+    public static boolean getShowSimSettingsNotification(Context context) {
+        final SharedPreferences prefs = context.getSharedPreferences(SIM_PREFS, MODE_PRIVATE);
+        return prefs.getBoolean(KEY_SHOW_SIM_SETTINGS_NOTIFICATION, false);
+    }
+
+    /** Sends a push notification for the SIM activation. It should be called after DSDS reboot. */
+    public void sendNetworkConfigNotification() {
+        SubscriptionManager subscriptionManager =
+                mContext.getSystemService(SubscriptionManager.class);
+        SubscriptionInfo activeRemovableSub =
+                SubscriptionUtil.getActiveSubscriptions(subscriptionManager).stream()
+                        .filter(sub -> !sub.isEmbedded())
+                        .findFirst()
+                        .orElse(null);
+
+        if (activeRemovableSub == null) {
+            Log.e(TAG, "No removable subscriptions found. Do not show notification.");
+            return;
+        }
+
+        String carrierName =
+                TextUtils.isEmpty(activeRemovableSub.getDisplayName())
+                        ? mContext.getString(R.string.sim_card_label)
+                        : activeRemovableSub.getDisplayName().toString();
+        String title =
+                mContext.getString(
+                        R.string.post_dsds_reboot_notification_title_with_carrier, carrierName);
+        String text = mContext.getString(R.string.post_dsds_reboot_notification_text);
+        Intent clickIntent = new Intent(mContext, Settings.MobileNetworkListActivity.class);
+        TaskStackBuilder stackBuilder =
+                TaskStackBuilder.create(mContext).addNextIntent(clickIntent);
+        PendingIntent contentIntent =
+                stackBuilder.getPendingIntent(
+                        0 /* requestCode */, PendingIntent.FLAG_UPDATE_CURRENT);
+
+        Notification.Builder builder =
+                new Notification.Builder(mContext, SIM_SETUP_CHANNEL_ID)
+                        .setContentTitle(title)
+                        .setContentText(text)
+                        .setContentIntent(contentIntent)
+                        .setSmallIcon(R.drawable.ic_sim_alert)
+                        .setAutoCancel(true);
+        mNotificationManager.notify(SIM_ACTIVATION_NOTIFICATION_ID, builder.build());
+    }
+}
diff --git a/src/com/android/settings/sim/SimNotificationService.java b/src/com/android/settings/sim/SimNotificationService.java
new file mode 100644
index 00000000000..303c21d02c8
--- /dev/null
+++ b/src/com/android/settings/sim/SimNotificationService.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.sim;
+
+import android.app.job.JobInfo;
+import android.app.job.JobParameters;
+import android.app.job.JobScheduler;
+import android.app.job.JobService;
+import android.content.ComponentName;
+import android.content.Context;
+import android.os.PersistableBundle;
+import android.util.Log;
+
+import com.android.settings.R;
+
+/** A JobService sends SIM notifications. */
+public class SimNotificationService extends JobService {
+
+    private static final String TAG = "SimNotificationService";
+    private static final String EXTRA_NOTIFICATION_TYPE = "notification_type";
+
+    /**
+     * Schedules a service to send SIM push notifications.
+     * @param context
+     * @param notificationType indicates which SIM notification to send.
+     */
+    public static void scheduleSimNotification(
+            Context context, @SimActivationNotifier.NotificationType int notificationType) {
+        final JobScheduler jobScheduler =
+                context.getApplicationContext().getSystemService(JobScheduler.class);
+        final ComponentName component =
+                new ComponentName(context.getApplicationContext(), SimNotificationService.class);
+        PersistableBundle extra = new PersistableBundle();
+        extra.putInt(EXTRA_NOTIFICATION_TYPE, notificationType);
+
+        jobScheduler.schedule(
+                new JobInfo.Builder(R.integer.sim_notification_send, component)
+                        .setExtras(extra)
+                        .build());
+    }
+
+    @Override
+    public boolean onStartJob(JobParameters params) {
+        PersistableBundle extra = params.getExtras();
+        if (extra == null) {
+            Log.e(TAG, "Failed to get notification type.");
+            return false;
+        }
+        int notificationType = extra.getInt(EXTRA_NOTIFICATION_TYPE);
+        switch (notificationType) {
+            case SimActivationNotifier.NotificationType.NETWORK_CONFIG:
+                Log.i(TAG, "Sending SIM config notification.");
+                SimActivationNotifier.setShowSimSettingsNotification(this, false);
+                new SimActivationNotifier(this).sendNetworkConfigNotification();
+                break;
+            default:
+                Log.e(TAG, "Invalid notification type: " + notificationType);
+                break;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean onStopJob(JobParameters params) {
+        return false;
+    }
+}
diff --git a/src/com/android/settings/sim/receivers/SimCompleteBootReceiver.java b/src/com/android/settings/sim/receivers/SimCompleteBootReceiver.java
new file mode 100644
index 00000000000..e9acf94976e
--- /dev/null
+++ b/src/com/android/settings/sim/receivers/SimCompleteBootReceiver.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.sim.receivers;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.util.Log;
+
+import com.android.settings.sim.SimActivationNotifier;
+import com.android.settings.sim.SimNotificationService;
+
+/** This class manage all SIM operations after device boot up. */
+public class SimCompleteBootReceiver extends BroadcastReceiver {
+    private static final String TAG = "SimCompleteBootReceiver";
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        if (!Intent.ACTION_BOOT_COMPLETED.equals(intent.getAction())) {
+            Log.e(TAG, "Invalid broadcast received.");
+            return;
+        }
+        if (SimActivationNotifier.getShowSimSettingsNotification(context)) {
+            SimNotificationService.scheduleSimNotification(
+                    context, SimActivationNotifier.NotificationType.NETWORK_CONFIG);
+        }
+    }
+}