diff --git a/Analyser/Application.cpp b/Analyser/Application.cpp
index a19c284..cbc1127 100644
--- a/Analyser/Application.cpp
+++ b/Analyser/Application.cpp
@@ -4,7 +4,10 @@
 #include "CategoryLogSinkBackend.h"
 #include "Configuration.h"
 #include "Database.h"
+#include "DateTime.h"
 #include "DeviceDiscovery.h"
+#include "ImageDecoder.h"
+#include "StringUtility.h"
 #include "VideoFrameProvider.h"
 #include "VideoPlayer.h"
 #include <QApplication>
@@ -13,6 +16,7 @@
 #include <QQmlApplicationEngine>
 #include <QSerialPortInfo>
 #include <QTimer>
+#include <filesystem>
 #include <fstream>
 #include <mbedtls/md5.h>
 
@@ -39,6 +43,12 @@ Application::Application(int &argc, char **argv) : m_app(std::make_shared<QAppli
     m_videoFrameProvider = new VideoFrameProvider();
 
     qmlRegisterSingletonInstance("Analyser", 1, 0, "App", this);
+    if (!std::filesystem::exists(JpgPath)) {
+        std::filesystem::create_directory(JpgPath);
+    }
+    if (!std::filesystem::exists(YuvPath)) {
+        std::filesystem::create_directory(YuvPath);
+    }
 }
 
 void Application::onNewVerifyResult(uint16_t userid, const QString &username, uint16_t elapsed) {
@@ -157,11 +167,12 @@ void Application::verify(uint8_t timeout) {
     m_communication->verify(timeout);
 }
 
-void Application::enroll(const QString &username, uint8_t timeout) {
+void Application::enroll(const QString &username, bool persistence, uint8_t timeout) {
     if (m_communication->currentMessageId() != ModuleCommunication::Idle) {
         m_communication->reset();
     }
-    m_communication->enroll(username.toStdString(), timeout);
+    m_communication->enroll(username.toStdString(), persistence, timeout);
+    m_enrollUsername = username;
 }
 
 void Application::deleteUser(uint16_t userid) {
@@ -178,23 +189,32 @@ void Application::deleteAll() {
     m_communication->deleteAll();
 }
 
-void Application::getEnrolledImage(const QString &username, uint8_t timeout) {
+void Application::enrollExtended(const QString &username, bool persistence, uint8_t timeout) {
     if (m_communication->currentMessageId() != ModuleCommunication::Idle) {
         m_communication->reset();
     }
-    m_communication->enrollEx(username.toStdString(), timeout);
+    m_communication->enrollExtended(username.toStdString(), persistence, timeout);
+    m_enrollUsername = username;
 }
 
 void Application::uploadImage() {
     m_uploadImageSendedSize = 0;
-    std::ifstream ifs("palm.yuv", std::ofstream::binary);
-    m_uploadBuffer = std::vector<char>((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
+
+    // std::ifstream ifs("palm.yuv", std::ofstream::binary);
+    // m_uploadBuffer = std::vector<char>((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
+    auto image = ImageDecoder::extractJpegYComponent("E:/Downloads/7207002051849490432.jpg");
+    if (!image) {
+        LOG(error) << "decode failed.";
+        return;
+    }
+    m_uploadBuffer = image->data;
+    LOG(info) << "width: " << image->width << ", height: " << image->height;
 
     ModuleCommunication::UploadImageInformation request;
     mbedtls_md5_context context;
     mbedtls_md5_init(&context);
     mbedtls_md5_starts(&context);
-    mbedtls_md5_update(&context, reinterpret_cast<const uint8_t *>(m_uploadBuffer.data()), m_uploadBuffer.size());
+    mbedtls_md5_update(&context, m_uploadBuffer.data(), m_uploadBuffer.size());
     mbedtls_md5_finish(&context, request.md5);
     mbedtls_md5_free(&context);
 
@@ -283,14 +303,21 @@ void Application::onNewImageSliceData(const std::vector<uint8_t> &data) {
     if (m_enrollYImageBuffer.size() < m_enrolledImageSize) {
         m_communication->requestEnrolledImage(m_enrollYImageBuffer.size(), ImageSliceSize);
     } else {
-        LOG(info) << "request finished, elapsed: "
-                  << duration_cast<milliseconds>(system_clock::now() - m_startUploadTime);
+        auto username = m_enrollUsername.toStdString();
+        LOG(info) << "request finished, username: " << username
+                  << ", elapsed: " << duration_cast<milliseconds>(system_clock::now() - m_startUploadTime);
+        std::ostringstream oss;
+        oss << YuvPath << "/" << username << "_" << DateTime::toString(std::chrono::system_clock::now(), "%Y%m%d%H%M%S")
+            << ".yuv";
+        std::ofstream ofs(Amass::StringUtility::UTF8ToGBK(oss.str()), std::ofstream::binary);
+        ofs.write(m_enrollYImageBuffer.data(), m_enrollYImageBuffer.size());
+
         QImage image(reinterpret_cast<const uint8_t *>(m_enrollYImageBuffer.data()), 600, 800,
                      QImage::Format_Grayscale8);
-        image.save("test.jpg");
-
-        std::ofstream ofs("palm.yuv", std::ofstream::binary);
-        ofs.write(m_enrollYImageBuffer.data(), m_enrollYImageBuffer.size());
+        oss.str("");
+        oss << JpgPath << "/" << username << "_" << DateTime::toString(std::chrono::system_clock::now(), "%Y%m%d%H%M%S")
+            << ".jpg";
+        image.save(QString::fromStdString(oss.str()), "jpg", 100);
     }
 }
 
@@ -304,8 +331,8 @@ void Application::onCommandFinished(ModuleCommunication::MessageId messageId,
     // LOG(info) << m_persistenceMode << " " << m_persistenceModeStarted << " " << m_persistenceVerifyInterval;
     using namespace std::chrono;
     if (messageId == ModuleCommunication::UploadImageInfo) {
-        m_communication->uploadImageData(
-            m_uploadImageSendedSize, (const uint8_t *)m_uploadBuffer.data() + m_uploadImageSendedSize, ImageSliceSize);
+        m_communication->uploadImageData(m_uploadImageSendedSize, m_uploadBuffer.data() + m_uploadImageSendedSize,
+                                         ImageSliceSize);
     } else if (messageId == ModuleCommunication::UploadImageData) {
         m_uploadImageSendedSize += ImageSliceSize;
         if (m_uploadImageSendedSize < m_uploadBuffer.size()) {
@@ -332,7 +359,8 @@ void Application::onCommandFinished(ModuleCommunication::MessageId messageId,
         m_verifyTimer->start(m_persistenceVerifyInterval * 1000);
     }
 
-    if ((messageId == ModuleCommunication::EnrollSingle) && (status == ModuleCommunication::Success)) {
+    if (((messageId == ModuleCommunication::EnrollSingle) || (messageId == ModuleCommunication::EnrollExtended)) &&
+        (status == ModuleCommunication::Success)) {
         emit newStatusTip(Info, "录入成功。");
     }
     emit isVerifyingChanged();
diff --git a/Analyser/Application.h b/Analyser/Application.h
index a237e66..156e737 100644
--- a/Analyser/Application.h
+++ b/Analyser/Application.h
@@ -25,6 +25,8 @@ class Application : public QObject {
                    persistenceVerifyIntervalChanged)
     Q_PROPERTY(bool isVerifying READ isVerifying NOTIFY isVerifyingChanged)
     friend class Amass::Singleton<Application>;
+    static constexpr auto JpgPath = "jpg";
+    static constexpr auto YuvPath = "yuv";
 
 public:
     enum TipType {
@@ -43,10 +45,10 @@ public:
     Q_INVOKABLE void close();
     Q_INVOKABLE void closeUVC();
     Q_INVOKABLE void verify(uint8_t timeout);
-    Q_INVOKABLE void enroll(const QString &username, uint8_t timeout);
+    Q_INVOKABLE void enroll(const QString &username, bool persistence, uint8_t timeout);
+    Q_INVOKABLE void enrollExtended(const QString &username, bool persistence, uint8_t timeout);
     Q_INVOKABLE void deleteUser(uint16_t userid);
     Q_INVOKABLE void deleteAll();
-    Q_INVOKABLE void getEnrolledImage(const QString &username, uint8_t timeout);
     Q_INVOKABLE void uploadImage();
     ModuleCommunication *module() const;
     bool connected() const;
@@ -90,11 +92,12 @@ private:
     QTimer *m_verifyTimer = nullptr;
 
     uint32_t m_enrolledImageSize = 0;
+    QString m_enrollUsername;
     QByteArray m_enrollYImageBuffer;
     std::chrono::system_clock::time_point m_startUploadTime;
 
     uint32_t m_uploadImageSendedSize;
-    std::vector<char> m_uploadBuffer;
+    std::vector<uint8_t> m_uploadBuffer;
 
     std::shared_ptr<VideoPlayer> m_videoPlayer;
     VideoFrameProvider *m_videoFrameProvider;
diff --git a/Analyser/CMakeLists.txt b/Analyser/CMakeLists.txt
index 6bc9541..2ca7922 100644
--- a/Analyser/CMakeLists.txt
+++ b/Analyser/CMakeLists.txt
@@ -4,8 +4,8 @@ set(APPLICATION_NAME "掌静脉测试工具")
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTORCC ON)
 
-find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Quick QuickTemplates2 Widgets SerialPort)
-find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Quick QuickTemplates2 Widgets SerialPort)
+find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Quick QuickTemplates2 Widgets SerialPort JpegPrivate BundledLibjpeg)
+find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Quick QuickTemplates2 Widgets SerialPort JpegPrivate BundledLibjpeg)
 
 configure_file(Configuration.h.in Configuration.h)
 
@@ -13,6 +13,7 @@ add_executable(Analyser Analyser.rc
     main.cpp
     Application.h Application.cpp
     CategoryLogSinkBackend.h CategoryLogSinkBackend.cpp
+    ImageDecoder.h ImageDecoder.cpp
     Widget.h Widget.cpp
     ModuleCommunication.h ModuleCommunication.cpp
     PalmFeatureTableModel.h PalmFeatureTableModel.cpp
@@ -67,4 +68,6 @@ target_link_libraries(Analyser
     PRIVATE Qt${QT_VERSION_MAJOR}::QuickTemplates2
     PRIVATE Qt${QT_VERSION_MAJOR}::Widgets
     PRIVATE Qt${QT_VERSION_MAJOR}::SerialPort
+    PRIVATE Qt${QT_VERSION_MAJOR}::JpegPrivate
+    PRIVATE Qt${QT_VERSION_MAJOR}::BundledLibjpeg
 )
diff --git a/Analyser/ImageDecoder.cpp b/Analyser/ImageDecoder.cpp
new file mode 100644
index 0000000..ef4e269
--- /dev/null
+++ b/Analyser/ImageDecoder.cpp
@@ -0,0 +1,41 @@
+#include "ImageDecoder.h"
+#include "BoostLog.h"
+#include <jpeglib.h>
+#include <stdio.h>
+
+std::optional<ImageDecoder::Image> ImageDecoder::extractJpegYComponent(const std::string &filename) {
+    struct jpeg_decompress_struct cinfo;
+    struct jpeg_error_mgr jerr;
+    cinfo.err = jpeg_std_error(&jerr);
+    jpeg_create_decompress(&cinfo);
+
+    FILE *infile = fopen(filename.c_str(), "rb");
+    if (infile == NULL) {
+        LOG(error) << "cannot open " << filename;
+        return std::nullopt;
+    }
+    ImageDecoder::Image ret;
+    jpeg_stdio_src(&cinfo, infile);
+    jpeg_read_header(&cinfo, TRUE);
+    cinfo.out_color_space = JCS_YCbCr; // We want YCbCr color space
+    jpeg_start_decompress(&cinfo);
+
+    int row_stride = cinfo.output_width * cinfo.output_components;
+    JSAMPARRAY buffer = (*cinfo.mem->alloc_sarray)((j_common_ptr)&cinfo, JPOOL_IMAGE, row_stride, 1);
+
+    ret.width = cinfo.output_width;
+    ret.height = cinfo.output_height;
+    ret.data.resize(ret.width * ret.height);
+    while (cinfo.output_scanline < cinfo.output_height) {
+        jpeg_read_scanlines(&cinfo, buffer, 1);
+        for (unsigned int i = 0; i < cinfo.output_width; ++i) {
+            ret.data[(cinfo.output_scanline - 1) * cinfo.output_width + i] =
+                buffer[0][i * 3]; // Y component is the first byte in YCbCr
+        }
+    }
+
+    jpeg_finish_decompress(&cinfo);
+    jpeg_destroy_decompress(&cinfo);
+    fclose(infile);
+    return std::make_optional(ret);
+}
diff --git a/Analyser/ImageDecoder.h b/Analyser/ImageDecoder.h
new file mode 100644
index 0000000..b35ad51
--- /dev/null
+++ b/Analyser/ImageDecoder.h
@@ -0,0 +1,18 @@
+#ifndef __IMAGEDECODER_H__
+#define __IMAGEDECODER_H__
+
+#include <optional>
+#include <string>
+#include <vector>
+
+class ImageDecoder {
+public:
+    struct Image {
+        uint32_t width;
+        uint32_t height;
+        std::vector<uint8_t> data;
+    };
+    static std::optional<Image> extractJpegYComponent(const std::string &filename);
+};
+
+#endif // __IMAGEDECODER_H__
diff --git a/Analyser/ModuleCommunication.cpp b/Analyser/ModuleCommunication.cpp
index 4e29de1..16af56c 100644
--- a/Analyser/ModuleCommunication.cpp
+++ b/Analyser/ModuleCommunication.cpp
@@ -53,9 +53,10 @@ void ModuleCommunication::reset() {
     LOG_CAT(info, GUI) << Separator;
 }
 
-void ModuleCommunication::enroll(const std::string &username, uint8_t timeout) {
+void ModuleCommunication::enroll(const std::string &username, bool persistence, uint8_t timeout) {
     EnrollData data = {0};
     data.timeout = timeout;
+    data.skipSave = persistence ? 0 : 1;
     strncpy(reinterpret_cast<char *>(data.username), username.c_str(), sizeof(data.username));
     auto [frameData, frameSize] = generateFrame(EnrollSingle, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
     m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
@@ -66,11 +67,12 @@ void ModuleCommunication::enroll(const std::string &username, uint8_t timeout) {
     LOG_CAT(info, GUI) << Separator;
 }
 
-void ModuleCommunication::enrollEx(const std::string &username, uint8_t timeout) {
+void ModuleCommunication::enrollExtended(const std::string &username, bool persistence, uint8_t timeout) {
     EnrollData data = {0};
     data.timeout = timeout;
+    data.skipSave = persistence ? 0 : 1;
     strncpy(reinterpret_cast<char *>(data.username), username.c_str(), sizeof(data.username));
-    auto [frameData, frameSize] = generateFrame(EnrollGetImage, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
+    auto [frameData, frameSize] = generateFrame(EnrollExtended, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
     m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
 
     LOG_CAT(info, GUI) << "发送获取注册照片指令: " << protocolDataFormatString(frameData, frameSize);
@@ -176,6 +178,13 @@ void ModuleCommunication::requestCurrentStatus() {
     LOG_CAT(info, GUI) << Separator;
 }
 
+void ModuleCommunication::requestUniqueId() {
+    auto [frameData, frameSize] = generateFrame(GetUniqueID);
+    m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
+    LOG_CAT(info, GUI) << "发送获取ID指令: " << protocolDataFormatString(frameData, frameSize);
+    LOG_CAT(info, GUI) << Separator;
+}
+
 ModuleCommunication::MessageId ModuleCommunication::currentMessageId() const {
     return m_currentMessageId;
 }
@@ -236,13 +245,14 @@ void ModuleCommunication::processPackage(const uint8_t *data, uint16_t size) {
             LOG_CAT(info, GUI) << Separator;
             break;
         }
-        case EnrollGetImage: {
+        case EnrollExtended: {
             LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
             if (result == Success) {
-                auto info = reinterpret_cast<const EnrolledImageReply *>(data + 7);
-                uint16_t width = ntohs(info->width);
-                uint16_t height = ntohs(info->height);
-                LOG_CAT(info, GUI) << "图片大小: " << width << "x" << height;
+                auto info = reinterpret_cast<const EnrollExtendedReply *>(data + 7);
+                uint16_t width = ntohs(info->image_width);
+                uint16_t height = ntohs(info->image_height);
+                LOG_CAT(info, GUI) << "注册成功,用户ID: " << ntohs(info->userid) << ", 图片大小: " << width << "x"
+                                   << height;
                 emit newEnrolledImageInfo(width * height, info->md5);
             }
             LOG_CAT(info, GUI) << Separator;
@@ -309,6 +319,9 @@ void ModuleCommunication::processPackage(const uint8_t *data, uint16_t size) {
                 auto info = reinterpret_cast<const EnrollDataReply *>(data + 7);
                 LOG_CAT(info, GUI) << "图片下发注册成功,用户ID: " << ntohs(info->userid);
                 LOG_CAT(info, GUI) << Separator;
+            } else if (result == Needmore) {
+            } else {
+                LOG(info) << "UploadImageData status: " << static_cast<uint16_t>(result);
             }
             break;
         }
@@ -318,6 +331,13 @@ void ModuleCommunication::processPackage(const uint8_t *data, uint16_t size) {
             LOG_CAT(info, GUI) << Separator;
             break;
         }
+        case GetUniqueID: {
+            LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
+            auto id = reinterpret_cast<const ModuleId *>(data + 7);
+            LOG_CAT(info, GUI) << "模组ID: " << std::string_view(id->id, sizeof(id->id));
+            LOG_CAT(info, GUI) << Separator;
+            break;
+        }
         default:
             LOG(warning) << "unknown reply command: 0x" << (static_cast<int>(replyId) & 0xff)
                          << ", data: " << protocolDataFormatString(data, size);
diff --git a/Analyser/ModuleCommunication.h b/Analyser/ModuleCommunication.h
index d1f4dec..b750105 100644
--- a/Analyser/ModuleCommunication.h
+++ b/Analyser/ModuleCommunication.h
@@ -23,10 +23,11 @@ public:
         GetCurrentStatus = 0x11,
         Verify = 0x12,
         EnrollSingle = 0x1D,
-        EnrollGetImage = 0x1E,
+        EnrollExtended = 0x1E,
         GetEnrolledImage = 0x1F,
         DeleteUser = 0x20,
         DeleteAll = 0x21,
+        GetUniqueID = 0xAC,
         UploadImageInfo = 0xF6,
         UploadImageData = 0xF7,
         RegisterPalmFeature = 0xF9,
@@ -57,6 +58,7 @@ public:
         Failed4ReadFile = 19,
         Failed4WriteFile = 20,
         Failed4NoEncrypt = 21,
+        Needmore = 25,
     };
 
 #pragma pack(1)
@@ -80,7 +82,7 @@ public:
     struct EnrollData {
         uint8_t admin = 0;
         uint8_t username[32];
-        uint8_t palmDirection;
+        uint8_t skipSave = 0;
         uint8_t timeout;
     };
 
@@ -89,10 +91,11 @@ public:
         uint8_t face_direction; // depleted, user ignore this field
     };
 
-    struct EnrolledImageReply {
+    struct EnrollExtendedReply {
+        uint16_t userid;
+        uint16_t image_width;
+        uint16_t image_height;
         uint8_t image_format; // 0: 只有Y分量,灰度图
-        uint16_t width;
-        uint16_t height;
         uint8_t md5[16];
     };
 
@@ -139,16 +142,21 @@ public:
         uint8_t data[0];
     };
 
+    struct ModuleId {
+        char id[32];
+    };
+
 #pragma pack()
     explicit ModuleCommunication(QObject *parent = nullptr);
     bool open(const QString &portName, int baudRate);
     Q_INVOKABLE void verify(uint8_t timeout);
     Q_INVOKABLE void reset();
 
-    void enroll(const std::string &username, uint8_t timeout);
-    void enrollEx(const std::string &username, uint8_t timeout);
+    void enroll(const std::string &username, bool persistence, uint8_t timeout);
+    void enrollExtended(const std::string &username, bool persistence, uint8_t timeout);
     Q_INVOKABLE void deleteUser(uint16_t userid);
     Q_INVOKABLE void deleteAll();
+    Q_INVOKABLE void requestUniqueId();
     void requestEnrolledImage(uint32_t offset, uint32_t size);
 
     void requestPalmFeature(uint16_t userid);
diff --git a/Analyser/Widget.cpp b/Analyser/Widget.cpp
index 04fa671..66a8c72 100644
--- a/Analyser/Widget.cpp
+++ b/Analyser/Widget.cpp
@@ -229,7 +229,7 @@ void Widget::onEnrollButtonClicked() {
     if (!module) return;
     auto name = m_enrollNameEdit->text();
     auto timeout = m_enrollTimeoutEdit->text().toInt();
-    module->enroll(name.toStdString(), timeout);
+    module->enroll(name.toStdString(), true, timeout);
 }
 
 void Widget::onEnrollExButtonClicked() {
@@ -237,7 +237,7 @@ void Widget::onEnrollExButtonClicked() {
     if (!module) return;
     auto name = m_enrollNameEdit->text();
     auto timeout = m_enrollTimeoutEdit->text().toInt();
-    module->enrollEx(name.toStdString(), timeout);
+    module->enrollExtended(name.toStdString(), true, timeout);
 }
 
 void Widget::onVerifyButtonClicked() {
diff --git a/Analyser/qml/OperationItem.qml b/Analyser/qml/OperationItem.qml
index a504af5..8fed3dd 100644
--- a/Analyser/qml/OperationItem.qml
+++ b/Analyser/qml/OperationItem.qml
@@ -31,13 +31,40 @@ ColumnLayout {
                         implicitWidth: 100
                         text: "10"
                     }
+
+                    Text {
+                        text: qsTr("持久化")
+                    }
+                    Switch {
+                        id: persistence
+                        checked: true
+                    }
+
+                    Text {
+                        text: qsTr("保存图片")
+                    }
+                    Switch {
+                        id: extendedMode
+                    }
+
                     Button {
-                        text: !App.module ? "注册" : App.module.currentMessageId
-                                            === 0x1d ? "取消" : "注册"
-                        onClicked: App.module.currentMessageId
-                                   === 0x1d ? App.module.reset() : App.enroll(
-                                                  enrollName.text,
-                                                  parseInt(enrollTimeout.text))
+                        property bool enrolling: App.module ? (App.module.currentMessageId === 0x1d)
+                                                              || (App.module.currentMessageId
+                                                                  === 0x1e) : false
+                        text: enrolling ? "取消" : "注册"
+                        onClicked: {
+                            if (enrolling) {
+                                App.module.reset()
+                            } else if (extendedMode.checked) {
+                                App.enrollExtended(enrollName.text,
+                                                   persistence.checked,
+                                                   parseInt(enrollTimeout.text))
+                            } else {
+                                App.enroll(enrollName.text,
+                                           persistence.checked,
+                                           parseInt(enrollTimeout.text))
+                            }
+                        }
                     }
                 }
             }
@@ -108,10 +135,6 @@ ColumnLayout {
                 title: "图片注册"
                 GridLayout {
                     columns: 1
-                    Button {
-                        text: "录入图片上报"
-                        onClicked: App.getEnrolledImage("", 60)
-                    }
                     Button {
                         text: "图片下发注册"
                         onClicked: App.uploadImage()
@@ -126,6 +149,10 @@ ColumnLayout {
                 text: "状态查询"
                 onClicked: App.module.requestCurrentStatus()
             }
+            Button {
+                text: "ID查询"
+                onClicked: App.module.requestUniqueId()
+            }
         }
     }
 }
diff --git a/Readme.md b/Readme.md
index 7f7d95b..c51d806 100644
--- a/Readme.md
+++ b/Readme.md
@@ -57,7 +57,7 @@ HOST_TOOLS := /opt/Xuantie-900-gcc-elf-newlib-x86_64-V2.6.1/bin
 
 ```shell
 ./rebuild-app.sh y L015 V200 R002	# 编译烧录固件
-./rebuild-app-ota.sh y L015 V200 R002 12	# 编译OTA固件，11为OTA版本号
+./rebuild-app-ota.sh y L015 V200 R002 13	# 编译OTA固件，11为OTA版本号
 600X800
 ```