diff --git a/app/src/main/java/com/example/studyapp/MainActivity.java b/app/src/main/java/com/example/studyapp/MainActivity.java
index 9802798..3367cae 100644
--- a/app/src/main/java/com/example/studyapp/MainActivity.java
+++ b/app/src/main/java/com/example/studyapp/MainActivity.java
@@ -91,8 +91,8 @@ public class MainActivity extends AppCompatActivity {
   // 定义支持的国家代码常量
   private static final class CountryCode {
 
-    static final String US = "us";
-    static final String RU = "ru";
+    static final String US = "US";
+    static final String RU = "RU";
     // 默认使用美国
     static final String DEFAULT = US;
   }
@@ -368,8 +368,6 @@ public class MainActivity extends AppCompatActivity {
         LogFileUtil.logAndWrite(Log.ERROR, TAG, "Change device failed", null);
       }
     });
-//    ChangeDeviceInfoUtil.changeDeviceInfo(result, this, bigoDevice, afDevice);
-
   }
 
 
diff --git a/app/src/main/java/com/example/studyapp/proxy/ClashUtil.java b/app/src/main/java/com/example/studyapp/proxy/ClashUtil.java
index 7d17d91..b2c7aac 100644
--- a/app/src/main/java/com/example/studyapp/proxy/ClashUtil.java
+++ b/app/src/main/java/com/example/studyapp/proxy/ClashUtil.java
@@ -121,8 +121,9 @@ public class ClashUtil {
     }
     int port = -1;
     try{
+      Log.d("TAG", "getProxyPort: "+text);
       JSONObject config = new JSONObject(text.toString());
-      config.optInt("port", -1);
+      port = config.optInt("port", -1);
     }catch (Exception e){
       Log.e("TAG", "getProxyPort: ", e);
     }
diff --git a/app/src/main/java/com/example/studyapp/update/HttpUtil.kt b/app/src/main/java/com/example/studyapp/update/HttpUtil.kt
index 1d5ceac..76b027e 100644
--- a/app/src/main/java/com/example/studyapp/update/HttpUtil.kt
+++ b/app/src/main/java/com/example/studyapp/update/HttpUtil.kt
@@ -1,19 +1,45 @@
 package com.example.studyapp.update
 
 import android.util.Log
-import com.google.gson.Gson
 import okhttp3.*
 import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.RequestBody.Companion.toRequestBody
 import okhttp3.logging.HttpLoggingInterceptor
 import java.io.IOException
+import java.security.SecureRandom
+import java.security.cert.X509Certificate
 import java.util.concurrent.TimeUnit
+import javax.net.ssl.HostnameVerifier
+import javax.net.ssl.SSLContext
+import javax.net.ssl.TrustManager
+import javax.net.ssl.X509TrustManager
+
 
 object HttpUtils {
     const val HOST: String = "https://openapi-hk.armcloud.net"
-    // OkHttp客户端配置
     private val client: OkHttpClient by lazy {
+        val trustAllCerts: Array<TrustManager> = arrayOf<TrustManager>(object : X509TrustManager {
+            override fun checkClientTrusted(
+                chain: Array<X509Certificate?>?,
+                authType: String?
+            ) {
+            }
+
+            override fun checkServerTrusted(
+                chain: Array<X509Certificate?>?,
+                authType: String?
+            ) {
+            }
+
+            override fun getAcceptedIssuers(): Array<X509Certificate?>? {
+                return arrayOf<X509Certificate?>()
+            }
+        }
+        )
+
+        val sslContext = SSLContext.getInstance("SSL")
+        sslContext.init(null, trustAllCerts, SecureRandom())
         OkHttpClient.Builder()
             .connectTimeout(15, TimeUnit.SECONDS)
             .readTimeout(15, TimeUnit.SECONDS)
@@ -21,6 +47,8 @@ object HttpUtils {
             .addInterceptor(HttpLoggingInterceptor().apply {
                 level = HttpLoggingInterceptor.Level.BODY
             })
+            .sslSocketFactory(sslContext.socketFactory, trustAllCerts[0] as X509TrustManager)
+            .hostnameVerifier(HostnameVerifier { _, _ -> true })
             .build()
     }
 
diff --git a/app/src/main/java/com/example/studyapp/update/UpdateUtil.kt b/app/src/main/java/com/example/studyapp/update/UpdateUtil.kt
index 02bc38e..7affdc3 100644
--- a/app/src/main/java/com/example/studyapp/update/UpdateUtil.kt
+++ b/app/src/main/java/com/example/studyapp/update/UpdateUtil.kt
@@ -235,6 +235,7 @@ object UpdateUtil {
             }
         } catch (e: JSONException) {
             e.printStackTrace()
+            callback.changeFailed()
         }
     }
 }
\ No newline at end of file