diff --git a/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceUtils.java b/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceUtils.java
index 1cdf113a79..c80b2deecb 100644
--- a/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceUtils.java
+++ b/core/mogo-core-utils/src/main/java/com/mogo/eagle/core/utilcode/util/DeviceUtils.java
@@ -703,7 +703,8 @@ public final class DeviceUtils {
      * @return 当前的设备SN信息，优先使用设备固定的sn，
      */
     public static String getDeviceSN() {
-        String devicesSN = SPUtils.getInstance().getString(KEY_DEVICE_ID);
+//        String devicesSN = SPUtils.getInstance().getString(KEY_DEVICE_ID);
+        String devicesSN = "";
         if (TextUtils.isEmpty(devicesSN)) {
             // 获取设备唯一SN
             devicesSN = getSerialNumber();