diff --git a/app/src/main/kotlin/cn/ppps/forwarder/utils/sender/EmailUtils.kt b/app/src/main/kotlin/cn/ppps/forwarder/utils/sender/EmailUtils.kt
index 98e24267..c26bccbd 100644
--- a/app/src/main/kotlin/cn/ppps/forwarder/utils/sender/EmailUtils.kt
+++ b/app/src/main/kotlin/cn/ppps/forwarder/utils/sender/EmailUtils.kt
@@ -64,22 +64,6 @@ class EmailUtils {
                     setting.fromEmail += setting.mailType
                 }
 
-                "@msn.com" -> {
-                    setting.host = "smtp-mail.outlook.com"
-                    setting.port = "587"
-                    setting.ssl = false
-                    setting.startTls = true
-                    setting.fromEmail += setting.mailType
-                }
-
-                "@outlook.com", "@office365.com", "@live.com", "@hotmail.com" -> {
-                    setting.host = "smtp.office365.com"
-                    setting.port = "587"
-                    setting.ssl = false
-                    setting.startTls = true
-                    setting.fromEmail += setting.mailType
-                }
-
                 "@gmail.com" -> {
                     setting.host = "smtp.gmail.com"
                     setting.port = "465"
diff --git a/app/src/main/res/values/arrays.xml b/app/src/main/res/values/arrays.xml
index 426e3eb9..2d18643a 100644
--- a/app/src/main/res/values/arrays.xml
+++ b/app/src/main/res/values/arrays.xml
@@ -114,11 +114,6 @@
         <item>\@qq.com</item>
         <item>\@foxmail.com</item>
         <item>\@exmail.qq.com</item>
-        <item>\@outlook.com</item>
-        <item>\@office365.com</item>
-        <item>\@live.com</item>
-        <item>\@hotmail.com</item>
-        <item>\@msn.com</item>
         <item>\@gmail.com</item>
         <item>\@yeah.net</item>
         <item>\@163.com</item>