diff --git a/app/build.gradle b/app/build.gradle
index 40a5ac75..d91eb4ba 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -71,6 +71,8 @@ android {
     def abiCodes = ['universal': 1, 'armeabi-v7a': 2, 'arm64-v8a': 3, 'x86': 4, 'x86_64': 5]
     packagingOptions {
         resources {
+            pickFirst 'META-INF/LICENSE.md'
+            pickFirst 'META-INF/NOTICE.md'
             excludes += ['META-INF/DEPENDENCIES.txt', 'META-INF/LICENSE.txt', 'META-INF/NOTICE.txt', 'META-INF/NOTICE', 'META-INF/LICENSE', 'META-INF/DEPENDENCIES', 'META-INF/notice.txt', 'META-INF/license.txt', 'META-INF/dependencies.txt', 'META-INF/LGPL2.1']
         }
     }
@@ -159,6 +161,8 @@ dependencies {
 
     //EmailKit
     implementation 'com.github.mailhu:emailkit:4.2.2'
+    implementation 'com.sun.mail:android-mail:1.6.7'
+    implementation 'com.sun.mail:android-activation:1.6.7'
 
     //Lombok
     //noinspection AnnotationProcessorOnCompilePath
diff --git a/app/src/main/java/com/idormy/sms/forwarder/MyApplication.java b/app/src/main/java/com/idormy/sms/forwarder/MyApplication.java
index 91adb2e7..089913dd 100644
--- a/app/src/main/java/com/idormy/sms/forwarder/MyApplication.java
+++ b/app/src/main/java/com/idormy/sms/forwarder/MyApplication.java
@@ -22,6 +22,7 @@ import com.idormy.sms.forwarder.utils.PermissionInterceptor;
 import com.idormy.sms.forwarder.utils.PhoneUtils;
 import com.idormy.sms.forwarder.utils.SettingUtil;
 import com.idormy.sms.forwarder.utils.SharedPreferencesHelper;
+import com.smailnet.emailkit.EmailKit;
 import com.umeng.commonsdk.UMConfigure;
 
 import java.util.ArrayList;
@@ -88,7 +89,7 @@ public class MyApplication extends Application {
 
             SendHistory.init(this);
             SettingUtil.init(this);
-            //EmailKit.initialize(this);
+            EmailKit.initialize(this);
 
             SharedPreferences sp = MyApplication.this.getSharedPreferences(Define.SP_CONFIG, Context.MODE_PRIVATE);
             showHelpTip = sp.getBoolean(Define.SP_CONFIG_SWITCH_HELP_TIP, true);
diff --git a/app/src/main/java/com/idormy/sms/forwarder/sender/SenderMailMsg.java b/app/src/main/java/com/idormy/sms/forwarder/sender/SenderMailMsg.java
index 0dbb048a..9266315f 100644
--- a/app/src/main/java/com/idormy/sms/forwarder/sender/SenderMailMsg.java
+++ b/app/src/main/java/com/idormy/sms/forwarder/sender/SenderMailMsg.java
@@ -3,7 +3,6 @@ package com.idormy.sms.forwarder.sender;
 import android.os.Handler;
 import android.util.Log;
 
-import com.idormy.sms.forwarder.MyApplication;
 import com.idormy.sms.forwarder.utils.LogUtil;
 import com.smailnet.emailkit.Draft;
 import com.smailnet.emailkit.EmailKit;
@@ -22,7 +21,7 @@ public class SenderMailMsg extends SenderBaseMsg {
 
         try {
             //初始化框架
-            EmailKit.initialize(MyApplication.getContext());
+            //EmailKit.initialize(MyApplication.getContext());
 
             //配置发件人邮件服务器参数
             EmailKit.Config config = new EmailKit.Config()