diff --git a/docs/vbs/api-ref/en-us_topic_0024723797.html b/docs/vbs/api-ref/en-us_topic_0024723797.html
index eee831a4..b7fc932a 100644
--- a/docs/vbs/api-ref/en-us_topic_0024723797.html
+++ b/docs/vbs/api-ref/en-us_topic_0024723797.html
@@ -1,14 +1,42 @@
-<a name="EN-US_TOPIC_0024723797"></a><a name="EN-US_TOPIC_0024723797"></a>
+
+<!DOCTYPE html
+  PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en-us" xml:lang="en-us">
+<head>
+      <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+   
+<meta http-equiv="X-UA-Compatible" content="IE=edge">
+<meta name="DC.Type" content="topic">
+<meta name="DC.Title" content="Change History">
+<meta name="product" content="">
+<meta name="prodname" content="">
+<meta name="version" content="">
+<meta name="brand" content="Volume Backup Service">
+<meta name="DC.Publisher" content="20170730">
+<meta name="documenttype" content="api">
+<meta name="prodname" content="vbs">
+<meta name="DC.Format" content="XHTML">
+<meta name="DC.Identifier" content="EN-US_TOPIC_0024723797">
+<meta name="DC.Language" content="en-us">
+<link rel="stylesheet" type="text/css" href="public_sys-resources/commonltr.css">
+<title>Change History</title>
+</head>
+<body style="clear:both; padding-left:10px; padding-top:5px; padding-right:5px; padding-bottom:5px"><a name="EN-US_TOPIC_0024723797"></a><a name="EN-US_TOPIC_0024723797"></a>
 
 <h1 class="topictitle1">Change History</h1>
 <div id="body1453430626392">
-<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0024723797__table51526913104824" frame="border" border="1" rules="all"><thead align="left"><tr id="EN-US_TOPIC_0024723797__row31015356104824"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.1.1.3.1.1"><p id="EN-US_TOPIC_0024723797__p138791542009"><strong id="EN-US_TOPIC_0024723797__b104784361">Release Date</strong></p>
+<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0024723797__table51526913104824" frame="border" border="1" rules="all"><thead align="left"><tr id="EN-US_TOPIC_0024723797__row31015356104824"><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.1.1.3.1.1"><p id="EN-US_TOPIC_0024723797__p138791542009">Released On</p>
 </th>
-<th align="left" class="cellrowborder" valign="top" width="80%" id="mcps1.3.1.1.3.1.2"><p id="EN-US_TOPIC_0024723797__p29215882104824"><strong id="EN-US_TOPIC_0024723797__b842352706151156">What's New</strong></p>
+<th align="left" class="cellrowborder" valign="top" width="80%" id="mcps1.3.1.1.3.1.2"><p id="EN-US_TOPIC_0024723797__p29215882104824">Description</p>
 </th>
 </tr>
 </thead>
-<tbody><tr id="EN-US_TOPIC_0024723797__row17913119171519"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0024723797__p7914131921517">2022-06-02</p>
+<tbody><tr id="EN-US_TOPIC_0024723797__row18902133785410"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0024723797__p73401248205018">2023-10-23</p>
+</td>
+<td class="cellrowborder" valign="top" width="80%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0024723797__p934024816503">Optimized some descriptions.</p>
+</td>
+</tr>
+<tr id="EN-US_TOPIC_0024723797__row17913119171519"><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0024723797__p7914131921517">2022-06-02</p>
 </td>
 <td class="cellrowborder" valign="top" width="80%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0024723797__p2914181941517">Updated the following content:</p>
 <p id="EN-US_TOPIC_0024723797__p13279630151519">Optimized the descriptions of the <strong id="EN-US_TOPIC_0024723797__b12806829143917">Type</strong> and <strong id="EN-US_TOPIC_0024723797__b0938133515391">INC</strong> parameters in sections "Querying Details About VBS Backups (Native OpenStack API)" and "Querying Details About a VBS Backup (Native OpenStack API)."</p>
@@ -161,3 +189,5 @@
 </div>
 </div>
 
+<div class="hrcopyright"><hr size="2"></div><div class="hwcopyright">Copyright &copy; Huawei Technologies Co., Ltd.</div></body>
+</html>
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diff --git a/docs/vbs/umn/en-us_topic_0041062628.html b/docs/vbs/umn/en-us_topic_0041062628.html
index aa2ece6e..83af4674 100644
--- a/docs/vbs/umn/en-us_topic_0041062628.html
+++ b/docs/vbs/umn/en-us_topic_0041062628.html
@@ -1,17 +1,45 @@
-<a name="EN-US_TOPIC_0041062628"></a><a name="EN-US_TOPIC_0041062628"></a>
+
+<!DOCTYPE html
+  PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en-us" xml:lang="en-us">
+<head>
+      <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+   
+<meta http-equiv="X-UA-Compatible" content="IE=edge">
+<meta name="DC.Type" content="topic">
+<meta name="DC.Title" content="Change History">
+<meta name="product" content="">
+<meta name="prodname" content="">
+<meta name="version" content="">
+<meta name="brand" content="Volume Backup Service User Guide">
+<meta name="DC.Publisher" content="20231025">
+<meta name="documenttype" content="usermanual">
+<meta name="prodname" content="vbs">
+<meta name="DC.Format" content="XHTML">
+<meta name="DC.Identifier" content="EN-US_TOPIC_0041062628">
+<meta name="DC.Language" content="en-us">
+<link rel="stylesheet" type="text/css" href="public_sys-resources/commonltr.css">
+<title>Change History</title>
+</head>
+<body style="clear:both; padding-left:10px; padding-top:5px; padding-right:5px; padding-bottom:5px"><a name="EN-US_TOPIC_0041062628"></a><a name="EN-US_TOPIC_0041062628"></a>
 
 <h1 class="topictitle1">Change History</h1>
 <div id="body1477561099253">
-<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0041062628__table166533313129" frame="border" border="1" rules="all"><thead align="left"><tr id="EN-US_TOPIC_0041062628__row366793171212"><th align="left" class="cellrowborder" valign="top" width="18%" id="mcps1.3.1.1.3.1.1"><p id="EN-US_TOPIC_0041062628__p17667143111124">Release Date</p>
+<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0041062628__table166533313129" frame="border" border="1" rules="all"><thead align="left"><tr id="EN-US_TOPIC_0041062628__row366793171212"><th align="left" class="cellrowborder" valign="top" width="18%" id="mcps1.3.1.1.3.1.1"><p id="EN-US_TOPIC_0041062628__p17667143111124">Released On</p>
 </th>
 <th align="left" class="cellrowborder" valign="top" width="82%" id="mcps1.3.1.1.3.1.2"><p id="EN-US_TOPIC_0041062628__p0683133121213">Description</p>
 </th>
 </tr>
 </thead>
-<tbody><tr id="EN-US_TOPIC_0041062628__row228912317106"><td class="cellrowborder" valign="top" width="18%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041062628__p32901831171013">2021-12-20</p>
+<tbody><tr id="EN-US_TOPIC_0041062628__row12161122604913"><td class="cellrowborder" valign="top" width="18%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041062628__p4161426154915">2023-10-23</p>
+</td>
+<td class="cellrowborder" valign="top" width="82%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0041062628__p16161132664914">Optimized some procedures and descriptions.</p>
+</td>
+</tr>
+<tr id="EN-US_TOPIC_0041062628__row228912317106"><td class="cellrowborder" valign="top" width="18%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041062628__p32901831171013">2021-12-20</p>
 </td>
 <td class="cellrowborder" valign="top" width="82%" headers="mcps1.3.1.1.3.1.2 "><p id="EN-US_TOPIC_0041062628__p125341058171019">Updated the following content:</p>
-<p id="EN-US_TOPIC_0041062628__p11437194111109">Deleted descriptions of BMSs in section 1.1 "VBS."</p>
+<p id="EN-US_TOPIC_0041062628__p11437194111109">Deleted descriptions of BMSs in section 1.1 "VBS"</p>
 </td>
 </tr>
 <tr id="EN-US_TOPIC_0041062628__row931943118411"><td class="cellrowborder" valign="top" width="18%" headers="mcps1.3.1.1.3.1.1 "><p id="EN-US_TOPIC_0041062628__p173208317418">2021-07-26</p>
@@ -175,3 +203,5 @@
 </div>
 <div></div>
 
+<div class="hrcopyright"><hr size="2"></div><div class="hwcopyright">Copyright &copy; Huawei Technologies Co., Ltd.</div></body>
+</html>
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