"如果没有获取到sn，默认为ZC2301HSWT"

app/build.gradle

@@ -20,7 +20,7 @@ android {
         minSdk 24
         targetSdk 32
         versionCode 1
-        versionName "1.0.3"
+        versionName "1.0.4"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }

app/src/main/java/com/srthinker/statinfo/constant/Const.java

@@ -5,5 +5,5 @@ import com.srthinker.statinfo.util.common.FileUtil;
 public class Const {
     public static final String DEVICE_TYPE = "RC500";
     public static final String SN_PATH = "/sdcard/devicesn/deviceSn.txt";
-    public static final String DEVICE_SN = FileUtil.readTextFromFile(SN_PATH);
+    public static String DEVICE_SN = FileUtil.readTextFromFile(SN_PATH);
 }

app/src/main/java/com/srthinker/statinfo/uis/news/SettingActivity.java

@@ -2,11 +2,13 @@ package com.srthinker.statinfo.uis.news;
 
 import static com.srthinker.statinfo.constant.Const.DEVICE_SN;
 import static com.srthinker.statinfo.constant.Const.DEVICE_TYPE;
+import static com.srthinker.statinfo.constant.Const.SN_PATH;
 import static com.srthinker.statinfo.constant.InOutType.ENTER_TYPE;
 import static com.srthinker.statinfo.constant.InOutType.LEAVE_TYPE;
 
 import android.content.Intent;
 import android.os.Bundle;
+import android.text.TextUtils;
 import android.util.Log;
 
 import com.srthinker.statinfo.database.PersonMgr;
@@ -21,6 +23,7 @@ import com.srthinker.statinfo.uis.BaseActivity;
 import com.srthinker.statinfo.uis.GroupActivity;
 import com.srthinker.statinfo.uis.fragment.ConfigDlgFragment;
 import com.srthinker.statinfo.util.common.ClickUtil;
+import com.srthinker.statinfo.util.common.FileUtil;
 import com.srthinker.statinfo.util.common.SharedUtil;
 import com.srthinker.statinfo.util.common.Utils;
 import com.srthinker.statinfo.util.other.NetworkIPMonitor;
@@ -66,7 +69,10 @@ public class SettingActivity extends BaseActivity implements ConfigCallback, Que
         networkIPMonitor = new NetworkIPMonitor(this);
         networkIPMonitor.startMonitoring();
         networkIPMonitor.setOnIPChangeCallback(this);
-
+        DEVICE_SN = FileUtil.readTextFromFile(SN_PATH);
+        if (TextUtils.isEmpty(DEVICE_SN)){
+            DEVICE_SN = "ZC2301HSWT";
+        }
 
     }