diff --git a/appsrc/appconfig/basic/zappversion.hpp b/appsrc/appconfig/basic/zappversion.hpp
index ca1b75a..885706e 100644
--- a/appsrc/appconfig/basic/zappversion.hpp
+++ b/appsrc/appconfig/basic/zappversion.hpp
@@ -1,3 +1,3 @@
 #pragma once
-#define VERSION      "3.2.4"
+#define VERSION      "3.2.5"
 #define PROJECT_NAME "TRANSMIT_DM"
\ No newline at end of file
diff --git a/appsrc/baseservice/udisk_mgr_service.cpp b/appsrc/baseservice/udisk_mgr_service.cpp
index d78bb8e..5609b48 100644
--- a/appsrc/baseservice/udisk_mgr_service.cpp
+++ b/appsrc/baseservice/udisk_mgr_service.cpp
@@ -15,12 +15,17 @@ bool UDiskMgrService::isDetectedUDisk(string& diskpath) {
     string dev = fmt::format("/dev/sd{}", (char)('a' + i));
     logger->info("check dev: {}", dev);
     if (access(dev.c_str(), F_OK) == 0) {
-      string subdev = fmt::format("/dev/sd{}1", (char)('a' + i));
-      if (access(subdev.c_str(), F_OK) == 0) {
-        diskpath = subdev;
-      } else {
-        diskpath = dev;
+      for (int j = 0; j < 10; j++) {
+        string subdev = fmt::format("/dev/sd{}{}", (char)('a' + i), j);
+        if (access(subdev.c_str(), F_OK) == 0) {
+          logger->info("found subdev: {}", subdev);
+          diskpath    = subdev;
+          m_ismounted = true;
+          return true;
+        }
       }
+
+      diskpath    = dev;
       m_ismounted = true;
       return true;
     }