diff --git a/app/build.gradle b/app/build.gradle
index c4b721e..c816c7b 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -11,8 +11,8 @@ android {
         applicationId "top.itning.yunshuclassschedule"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 63
-        versionName "2.5.7"
+        versionCode 64
+        versionName "2.5.8"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         javaCompileOptions {
             annotationProcessorOptions {
diff --git a/app/src/main/java/top/itning/yunshuclassschedule/ui/activity/MainActivity.kt b/app/src/main/java/top/itning/yunshuclassschedule/ui/activity/MainActivity.kt
index 65944b2..8c9aadc 100644
--- a/app/src/main/java/top/itning/yunshuclassschedule/ui/activity/MainActivity.kt
+++ b/app/src/main/java/top/itning/yunshuclassschedule/ui/activity/MainActivity.kt
@@ -173,26 +173,6 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
      * 新用户引导
      */
     private fun newUserStudy() {
-        if (App.sharedPreferences.getBoolean(ConstantPool.Str.ADD_GROUP_DIALOG_STATE.get(), true)) {
-            AlertDialog.Builder(this)
-                    .setTitle("建议")
-                    .setMessage("加入反馈交流群？")
-                    .setPositiveButton("立即加入") { _, _ ->
-                        val intent = Intent()
-                        intent.data = Uri.parse("mqqopensdkapi://bizAgent/qm/qr?url=http%3A%2F%2Fqm.qq.com%2Fcgi-bin%2Fqm%2Fqr%3Ffrom%3Dapp%26p%3Dandroid%26k%3DHh8H9ozRSxWd6evU4lUK8fe-4Lfnshg4")
-                        try {
-                            startActivity(intent)
-                        } catch (e: Exception) {
-                            Toast.makeText(this, "未安装手Q或安装的版本不支持", Toast.LENGTH_LONG).show()
-                        } finally {
-                            App.sharedPreferences.edit().putBoolean(ConstantPool.Str.ADD_GROUP_DIALOG_STATE.get(), false).apply()
-                        }
-                    }
-                    .setNegativeButton("不再提示") { _, _ ->
-                        App.sharedPreferences.edit().putBoolean(ConstantPool.Str.ADD_GROUP_DIALOG_STATE.get(), false).apply()
-                    }
-                    .show()
-        }
         if (App.sharedPreferences.getBoolean(ConstantPool.Str.NEW_USER_IS_STUDY.get(), false)) {
             return
         }
diff --git a/app/src/main/java/top/itning/yunshuclassschedule/util/ThemeChangeUtil.kt b/app/src/main/java/top/itning/yunshuclassschedule/util/ThemeChangeUtil.kt
index 16bc36b..bbb3679 100644
--- a/app/src/main/java/top/itning/yunshuclassschedule/util/ThemeChangeUtil.kt
+++ b/app/src/main/java/top/itning/yunshuclassschedule/util/ThemeChangeUtil.kt
@@ -93,6 +93,7 @@ object ThemeChangeUtil {
             val window = activity.window
             //设置状态栏透明
             window.addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS)
+            window.navigationBarColor = ContextCompat.getColor(activity, R.color.nightThemeColorPrimary)
         }
     }
 
diff --git a/build.gradle b/build.gradle
index b457400..46bb855 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.41'
+    ext.kotlin_version = '1.3.50'
     ext.greendao_version = '3.2.2'
 
     repositories {