diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index fe8147f..a93fe2a 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -21,7 +21,7 @@
 
   <uses-sdk
     android:minSdkVersion="24"
-    android:targetSdkVersion="28"/>
+    android:targetSdkVersion="29"/>
 
   <uses-permission android:name="android.permission.CALL_PHONE"/>
   <uses-permission android:name="android.permission.READ_CONTACTS"/>
diff --git a/assets/quantum/AndroidManifest.xml b/assets/quantum/AndroidManifest.xml
index f574665..4cfcd97 100644
--- a/assets/quantum/AndroidManifest.xml
+++ b/assets/quantum/AndroidManifest.xml
@@ -16,6 +16,6 @@
   -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.google.android.assets.quantum">
-  <uses-sdk android:targetSdkVersion="28" />
+  <uses-sdk android:targetSdkVersion="29" />
   <application/>
 </manifest>
diff --git a/java/com/android/contacts/common/compat/telecom/TelecomManagerCompat.java b/java/com/android/contacts/common/compat/telecom/TelecomManagerCompat.java
index ca8ed29..a1dc89d 100644
--- a/java/com/android/contacts/common/compat/telecom/TelecomManagerCompat.java
+++ b/java/com/android/contacts/common/compat/telecom/TelecomManagerCompat.java
@@ -15,6 +15,8 @@
  */
 package com.android.contacts.common.compat.telecom;
 
+import android.os.Build.VERSION;
+import android.os.Build.VERSION_CODES;
 import android.support.annotation.Nullable;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
@@ -50,13 +52,16 @@
     return null;
   }
 
-  /**
-   * Handovers are supported from Android O-DR onward. Since there is no API bump from O to O-DR, we
-   * need to use reflection to check the existence of TelecomManager.EXTRA_IS_HANDOVER in
-   * http://cs/android/frameworks/base/telecomm/java/android/telecom/TelecomManager.java.
-   */
+  /** Returns true if the Android version supports Handover. */
   public static boolean supportsHandover() {
-    //
+    // Starting with Android P, handover is supported via a public API.
+    if (VERSION.SDK_INT >= VERSION_CODES.P) {
+      return true;
+    }
+    // Handovers are supported from Android O-DR onward. Since there is no API
+    // bump from O to O-DR, we need to use reflection to check the existence
+    // of TelecomManager.EXTRA_IS_HANDOVER in
+    // http://cs/android/frameworks/base/telecomm/java/android/telecom/TelecomManager.java.
     try {
       Field field = TelecomManager.class.getDeclaredField("EXTRA_IS_HANDOVER");
       return "android.telecom.extra.IS_HANDOVER".equals(field.get(null /* obj (static field) */));
diff --git a/java/com/android/dialer/app/AndroidManifest.xml b/java/com/android/dialer/app/AndroidManifest.xml
index 190f098..8ec5964 100644
--- a/java/com/android/dialer/app/AndroidManifest.xml
+++ b/java/com/android/dialer/app/AndroidManifest.xml
@@ -56,7 +56,7 @@
 
   <uses-sdk
     android:minSdkVersion="24"
-    android:targetSdkVersion="28"/>
+    android:targetSdkVersion="29"/>
 
   <application>
 
diff --git a/java/com/android/dialer/assisteddialing/AndroidManifest.xml b/java/com/android/dialer/assisteddialing/AndroidManifest.xml
index 3825c50..0c2302b 100644
--- a/java/com/android/dialer/assisteddialing/AndroidManifest.xml
+++ b/java/com/android/dialer/assisteddialing/AndroidManifest.xml
@@ -17,6 +17,6 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
 </manifest>
diff --git a/java/com/android/dialer/assisteddialing/ui/AndroidManifest.xml b/java/com/android/dialer/assisteddialing/ui/AndroidManifest.xml
index b0a1011..63d13fb 100644
--- a/java/com/android/dialer/assisteddialing/ui/AndroidManifest.xml
+++ b/java/com/android/dialer/assisteddialing/ui/AndroidManifest.xml
@@ -17,7 +17,7 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
   <application>
     <activity
diff --git a/java/com/android/dialer/binary/google/AndroidManifest.xml b/java/com/android/dialer/binary/google/AndroidManifest.xml
index 051556b..d504d21 100644
--- a/java/com/android/dialer/binary/google/AndroidManifest.xml
+++ b/java/com/android/dialer/binary/google/AndroidManifest.xml
@@ -21,7 +21,7 @@
 
   <uses-sdk
     android:minSdkVersion="24"
-    android:targetSdkVersion="28"/>
+    android:targetSdkVersion="29"/>
 
   <uses-permission android:name="android.permission.CALL_PHONE"/>
   <uses-permission android:name="android.permission.READ_CONTACTS"/>
diff --git a/java/com/android/dialer/calllog/AndroidManifest.xml b/java/com/android/dialer/calllog/AndroidManifest.xml
index 27e11a0..a487233 100644
--- a/java/com/android/dialer/calllog/AndroidManifest.xml
+++ b/java/com/android/dialer/calllog/AndroidManifest.xml
@@ -18,7 +18,7 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
   <application>
 
diff --git a/java/com/android/dialer/calllog/config/AndroidManifest.xml b/java/com/android/dialer/calllog/config/AndroidManifest.xml
index 2d447af..73a0f1f 100644
--- a/java/com/android/dialer/calllog/config/AndroidManifest.xml
+++ b/java/com/android/dialer/calllog/config/AndroidManifest.xml
@@ -18,7 +18,7 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
   <application>
 
diff --git a/java/com/android/dialer/promotion/impl/AndroidManifest.xml b/java/com/android/dialer/promotion/impl/AndroidManifest.xml
index c938b9a..209072b 100644
--- a/java/com/android/dialer/promotion/impl/AndroidManifest.xml
+++ b/java/com/android/dialer/promotion/impl/AndroidManifest.xml
@@ -18,6 +18,6 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
 </manifest>
diff --git a/java/com/android/dialer/shortcuts/AndroidManifest.xml b/java/com/android/dialer/shortcuts/AndroidManifest.xml
index c0f07bf..826ad9c 100644
--- a/java/com/android/dialer/shortcuts/AndroidManifest.xml
+++ b/java/com/android/dialer/shortcuts/AndroidManifest.xml
@@ -18,7 +18,7 @@
 
   <uses-sdk
     android:minSdkVersion="24"
-    android:targetSdkVersion="28"/>
+    android:targetSdkVersion="29"/>
 
   <application>
 
diff --git a/java/com/android/dialer/spannable/AndroidManifest.xml b/java/com/android/dialer/spannable/AndroidManifest.xml
index 0b05144..afc1675 100644
--- a/java/com/android/dialer/spannable/AndroidManifest.xml
+++ b/java/com/android/dialer/spannable/AndroidManifest.xml
@@ -18,5 +18,5 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 </manifest>
diff --git a/java/com/android/incallui/AndroidManifest.xml b/java/com/android/incallui/AndroidManifest.xml
index 4cb6001..e2afd9a 100644
--- a/java/com/android/incallui/AndroidManifest.xml
+++ b/java/com/android/incallui/AndroidManifest.xml
@@ -19,7 +19,7 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
   <uses-permission android:name="android.permission.CONTROL_INCALL_EXPERIENCE"/>
   <!-- We use this to disable the status bar buttons of home, back and recent
diff --git a/java/com/android/incallui/autoresizetext/AndroidManifest.xml b/java/com/android/incallui/autoresizetext/AndroidManifest.xml
index f6eb34b..9bff6f2 100644
--- a/java/com/android/incallui/autoresizetext/AndroidManifest.xml
+++ b/java/com/android/incallui/autoresizetext/AndroidManifest.xml
@@ -19,7 +19,7 @@
 
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 
   <application />
 </manifest>
diff --git a/java/com/android/incallui/video/protocol/AndroidManifest.xml b/java/com/android/incallui/video/protocol/AndroidManifest.xml
index f58284e..c73ce10 100644
--- a/java/com/android/incallui/video/protocol/AndroidManifest.xml
+++ b/java/com/android/incallui/video/protocol/AndroidManifest.xml
@@ -18,5 +18,5 @@
     package="com.android.incallui.video.protocol">
   <uses-sdk
       android:minSdkVersion="24"
-      android:targetSdkVersion="28"/>
+      android:targetSdkVersion="29"/>
 </manifest>
diff --git a/java/com/android/voicemail/AndroidManifest.xml b/java/com/android/voicemail/AndroidManifest.xml
index d39dfee..ccd89a9 100644
--- a/java/com/android/voicemail/AndroidManifest.xml
+++ b/java/com/android/voicemail/AndroidManifest.xml
@@ -18,7 +18,7 @@
 
   <uses-sdk
     android:minSdkVersion="24"
-    android:targetSdkVersion="28"/>
+    android:targetSdkVersion="29"/>
 
   <!-- Applications using this module should merge these permissions using android_manifest_merge -->