diff --git a/docs/assets/img/getting_started_pics/m5stickv/kflash_gui_01.jpg b/docs/assets/img/getting_started_pics/m5stickv/kflash_gui_01.jpg
index 60ee26ec..096b39a1 100644
Binary files a/docs/assets/img/getting_started_pics/m5stickv/kflash_gui_01.jpg and b/docs/assets/img/getting_started_pics/m5stickv/kflash_gui_01.jpg differ
diff --git a/docs/assets/img/product_pics/tool/usb_downloader_04.png b/docs/assets/img/product_pics/tool/usb_downloader_04.png
index 55959cdc..66867738 100644
Binary files a/docs/assets/img/product_pics/tool/usb_downloader_04.png and b/docs/assets/img/product_pics/tool/usb_downloader_04.png differ
diff --git a/docs/en/faq.md b/docs/en/faq.md
index b5955e41..f5d875be 100644
--- a/docs/en/faq.md
+++ b/docs/en/faq.md
@@ -68,7 +68,7 @@
     <img src="assets/img/faq/faq_03.png">
 
 
-    Solution: you need to connect the capacitor between RST pin and GND pin in your Core (Capacitance value is more than 0.1 uF) or connect GPIO 0 with GND when downloading your firmware so that GPIO 0 keeps low level for an enough time as the third following picture shows.
+   Solution: you need to connect the capacitor between RST pin and GND pin in your Core (Capacitance value is more than 0.1 uF) or connect GPIO 0 with GND when downloading your firmware so that GPIO 0 keeps low level for an enough time as the third following picture shows.
 
 <img src="assets/img/faq/faq_05.png" width="80%" height="80%">
 
diff --git a/docs/en/hat/hat-spk.md b/docs/en/hat/hat-spk.md
index 760319f8..32fb3734 100644
--- a/docs/en/hat/hat-spk.md
+++ b/docs/en/hat/hat-spk.md
@@ -57,8 +57,7 @@
 
 ## Example
 
-- **[Arduino](https://github.com/m5stack/M5StickC/tree/master/examples/Hat/SPK)**
-
+- **[Arduino](https://github.com/m5stack/M5StickC/tree/master/examples/Hat/SPEAKER)**
 
 
 ### Pin Map
diff --git a/docs/en/quick_start/m5stickv/m5stickv_quick_start.md b/docs/en/quick_start/m5stickv/m5stickv_quick_start.md
index a4068ccf..26f39e9c 100644
--- a/docs/en/quick_start/m5stickv/m5stickv_quick_start.md
+++ b/docs/en/quick_start/m5stickv/m5stickv_quick_start.md
@@ -43,12 +43,12 @@
 <div class="link">
  <h4><span>Kflash_GUI:</span></h4>
     <p>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_windows.zip" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/windows_89cc6ea0-2a3c-4327-97e5-8f51f448c38b_icon.png?v=1557026574" alt="">Windows</a>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_macOS.dmg" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/mac_large.png?v=1557026570" alt="">MacOS</a>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_7_linux.tar.xz" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/linux_icon.png?v=1557026584" alt="">Linux</a></p>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.3/kflash_gui_v1.5.3_windows.7z" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/windows_89cc6ea0-2a3c-4327-97e5-8f51f448c38b_icon.png?v=1557026574" alt="">Windows</a>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.2/kflash_gui_v1.5.2_macOS.dmg" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/mac_large.png?v=1557026570" alt="">MacOS</a>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.3/kflash_gui_v1.5.3_linux.tar.xz" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/linux_icon.png?v=1557026584" alt="">Linux</a></p>
 </div>
 
->2.Connect the device to your computer via Type-C cable, double click to open up flash tool **Kflash_GUI**, choose the right com number, firmware, bandrate and click download to start it. 
+>2. Connect the device to the computer through the Tpye-C data cable, double-click to open the burning tool**Kflash_GUI** application, select the corresponding device port, development board type (M5StickV), firmware program, baud rate. Click to download , start burning.
 
 <img src="assets\img\getting_started_pics\m5stickv\kflash_gui_01.jpg">
 
diff --git a/docs/index.html b/docs/index.html
index e60eed1e..9f216fa2 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -6,7 +6,7 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1.0, shrink-to-fit=no">
     <meta name="description" content="M5Stack Documentations - Modular Rapid Product Development Toolkit, based on ESP32. ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth.">
-    <meta name="google-site-verification" content="_EWJaM8G6xwMtEqemO4yN8WqSU2CaKVi3jTj0gLg48E">
+    <meta name="google-site-verification" content="sYDlVf68aDW21U32H46j1P4YDSimljEGHBEMi4JRxQ8" />
     <title>M5Stack - A series of modular stackable development devices</title>
     <link rel="icon" href="assets/img/favicon.ico">
     <!-- Stylesheets -->
@@ -53,7 +53,7 @@
     <div class="btn-toggle"></div>
     <div class="d-flex a flex-column flex-md-row align-items-center p-3 px-md-4 mb-3 bg-white border-bottom shadow-sm">
         <h5 class="my-0 mr-md-auto font-weight-normal">
-            <a href="https://m5stack.com/"><img src="//cdn.shopify.com/s/files/1/0056/7689/2250/files/LOGO_70x.jpg?v=1563273356" style="margin-right:10px;margin-top:-5px" width="40"></a>M5Stack Docs</h5>
+            <a href="https://m5stack.com/"><img src="//cdn.shopify.com/s/files/1/0056/7689/2250/files/LOGO_70x.jpg?v=1563273356" style="margin-right:10px;margin-top:-5px" width="52"></a>M5Stack Docs</h5>
         <nav class="my-2 my-md-0 mr-md-3">
             <a id="product" class="p-2 text-dark" href="#">Product</a>
             <div class="p-2 text-dark dropdown">API
@@ -208,25 +208,20 @@
         }
         page_loading();
     </script>
-    <!-- <script src="https://unpkg.com/docsify/lib/docsify.min.js"></script> -->
     <script src="./assets/js/docify.min.js"></script>
-    <!-- <script src="./assets/js/docify.js"></script> -->
-    <!-- <script src="https://unpkg.com/docsify-themeable"></script> -->
-    <!-- <script src="https://unpkg.com/docsify-tabs"></script> -->
     <script src="https://unpkg.com/docsify-copy-code"></script>
-    <!-- <script src="https://unpkg.com/docsify-copy-code@2"></script> -->
-    <!-- <script src="https://unpkg.com/docsify-pagination/dist/docsify-pagination.min.js"></script> -->
     <script src="https://unpkg.com/docsify/lib/plugins/external-script.min.js"></script>
-    <!-- <script src="https://unpkg.com/docsify/lib/plugins/ga.min.js"></script> -->
-    <!-- <script src="https://unpkg.com/docsify/lib/plugins/search.js"></script> -->
     <script src="https://unpkg.com/docsify/lib/plugins/zoom-image.min.js"></script>
-    <!-- <script src="https://unpkg.com/prismjs/components/prism-bash.min.js"></script>
-    <script src="https://unpkg.com/prismjs/components/prism-python.min.js"></script>
-    <script src="https://unpkg.com/prismjs/components/prism-c.min.js"></script>
-    <script src="https://unpkg.com/prismjs/components/prism-cpp.min.js"></script>
-    <script src="https://unpkg.com/prismjs/components/prism-arduino.min.js"></script> -->
 </body>
 
-<!-- <script>setTimeout(function(){(function(){var xhr=new XMLHttpRequest();xhr.open("GET","https://web-admin.m5stack.com/api/statistic/platform");xhr.send();xhr.onerror=function(err){console.log(err)}})()});</script> -->
+<!-- Global site tag (gtag.js) - Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=UA-138139529-2"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'UA-138139529-2');
+</script>
 
 </html>
\ No newline at end of file
diff --git a/docs/zh_CN/faq.md b/docs/zh_CN/faq.md
index fe6a128b..fb262edf 100644
--- a/docs/zh_CN/faq.md
+++ b/docs/zh_CN/faq.md
@@ -62,8 +62,9 @@
 <div class="container">
   <button type="button" class="btn btn-primary" data-toggle="collapse" data-target="#Q5">查看解答</button>
   <div id="Q5" class="collapse">
-    <img src="assets/img/faq/faq_03.png">
-    原因和解决方案：可能是因为这些串口的供电电流不够大，需要在主控中的 RST 引脚和 GND 引脚之间接入电容 ( 电容值是比0.1uF大的 )，或者在下载程序的时候，将 GPIO 0 连接到 GND，使得 GPIO 0 能持续足够的低电平。
+<img src="assets/img/faq/faq_03.png">
+
+原因和解决方案：可能是因为这些串口的供电电流不够大，需要在主控中的 RST 引脚和 GND 引脚之间接入电容 ( 电容值是比0.1uF大的 )，或者在下载程序的时候，将 GPIO 0 连接到 GND，使得 GPIO 0 能持续足够的低电平。
 
 <img src="assets/img/faq/faq_05.png" width="80%" height="80%">
 
diff --git a/docs/zh_CN/hat/hat-spk.md b/docs/zh_CN/hat/hat-spk.md
index 1152777a..90a86b94 100644
--- a/docs/zh_CN/hat/hat-spk.md
+++ b/docs/zh_CN/hat/hat-spk.md
@@ -52,7 +52,7 @@
 
 ## 案例
 
-- **[Arduino](https://github.com/m5stack/M5StickC/tree/master/examples/Hat/SPK)**
+- **[Arduino](https://github.com/m5stack/M5StickC/tree/master/examples/Hat/SPEAKER)**
 
 ### 管脚映射
 
diff --git a/docs/zh_CN/quick_start/m5stickv/m5stickv_quick_start.md b/docs/zh_CN/quick_start/m5stickv/m5stickv_quick_start.md
index f66af8ee..639da6bf 100644
--- a/docs/zh_CN/quick_start/m5stickv/m5stickv_quick_start.md
+++ b/docs/zh_CN/quick_start/m5stickv/m5stickv_quick_start.md
@@ -42,13 +42,12 @@
 <div class="link">
  <h4><span>Kflash_GUI:</span></h4>
     <p>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_windows.zip" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/windows_89cc6ea0-2a3c-4327-97e5-8f51f448c38b_icon.png?v=1557026574" alt="">Windows</a>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_macOS.dmg" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/mac_large.png?v=1557026570" alt="">MacOS</a>
-    <a href="http://dl.cdn.sipeed.com/kflash_gui_v1.2.5_7_linux.tar.xz" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/linux_icon.png?v=1557026584" alt="">Linux</a></p>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.3/kflash_gui_v1.5.3_windows.7z" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/windows_89cc6ea0-2a3c-4327-97e5-8f51f448c38b_icon.png?v=1557026574" alt="">Windows</a>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.2/kflash_gui_v1.5.2_macOS.dmg" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/mac_large.png?v=1557026570" alt="">MacOS</a>
+    <a href="https://github.com/sipeed/kflash_gui/releases/download/v1.5.3/kflash_gui_v1.5.3_linux.tar.xz" target="_blank" rel="noopener noreferrer"><img src="https://cdn.shopify.com/s/files/1/0056/7689/2250/files/linux_icon.png?v=1557026584" alt="">Linux</a></p>
 </div>
 
->2.将设备通过Tpye-C数据线连接至电脑，双击打开烧录工具**Kflash_GUI**应用程序,选择对应的设备端口、固件程序、波特率. 点击下载，开始烧录 .
-
+>2.将设备通过Tpye-C数据线连接至电脑，双击打开烧录工具**Kflash_GUI**应用程序,选择对应的设备端口、开发板类型(M5StickV)、固件程序、波特率. 点击下载，开始烧录 .
 
 <img src="assets\img\getting_started_pics\m5stickv\kflash_gui_01.jpg">