diff --git a/app/appearance/langs/zh_CN.json b/app/appearance/langs/zh_CN.json
index e8760d2d0..63876aba4 100644
--- a/app/appearance/langs/zh_CN.json
+++ b/app/appearance/langs/zh_CN.json
@@ -1,5 +1,8 @@
 {
-  "syncProviderIntro": "该特性目前处于免费公测阶段，支持 Amazon S3 协议兼容的云端服务。<br>在使用该特性前，请注意第三方云端存储服务的技术限制和计费项目等条款：<ul><li>接口调用频率、带宽等技术限制</li><li>存储空间和流量等计费项目</li><li>使用条款和可用性保障等条款</li></ul><br>免责声明：请参考思源笔记 AGPLv3 中的条款。",
+  "syncOfficialProviderIntro": "当前选择的是 SiYuan 官方提供的云端存储服务，仅支持付费订阅用户使用",
+  "syncThirdPartyProviderS3Intro": "当前选择的是 Amazon S3 协议兼容的第三方云端存储服务，该特性支持目前处于免费公测阶段",
+  "syncThirdPartyProviderWebDAVIntro": "当前选择的是 WebDAV 协议的第三方云端存储服务，该特性支持目前处于免费公测阶段",
+  "syncThirdPartyProviderTip": "在使用该特性前，请注意第三方云端存储服务的技术限制和计费项目等条款：<ul><li>接口调用频率、带宽等技术限制</li><li>存储空间和流量等计费项目</li><li>使用条款和可用性保障等条款</li></ul><br>免责声明：请参考思源笔记 AGPLv3 中的条款",
   "syncProvider": "云端存储服务提供商",
   "syncProviderTip": "选择后将使用该提供商的云端存储服务实现云端同步和备份功能",
   "confirmReset": "确定将所有快捷键都恢复为默认设置？",
diff --git a/app/src/config/repos.ts b/app/src/config/repos.ts
index 26616d67c..730873142 100644
--- a/app/src/config/repos.ts
+++ b/app/src/config/repos.ts
@@ -65,10 +65,15 @@ const renderProvider = (provider: number) => {
 </div>`;
         }
         return `<div class="b3-label b3-label--noborder">
-    ${window.siyuan.languages.syncProviderIntro}
+    ${window.siyuan.languages.syncOfficialProviderIntro}
 </div>`;
     } else if (provider === 2) {
-        return `<label class="b3-label b3-label--noborder fn__flex">
+        return `<div class="b3-label b3-label--noborder">
+    ${window.siyuan.languages.syncThirdPartyProviderS3Intro}
+    <div class="fn__hr"></div>
+    ${window.siyuan.languages.syncThirdPartyProviderTip}
+</div>
+<label class="b3-label b3-label--noborder fn__flex">
     <div class="fn__flex-1">endpoint</div>
     <div class="fn__space"></div>
     <input id="endpoint" class="b3-text-field" value="${window.siyuan.config.sync.s3.endpoint}">
@@ -94,7 +99,12 @@ const renderProvider = (provider: number) => {
     <input id="region" class="b3-text-field" value="${window.siyuan.config.sync.s3.region}">
 </label>`;
     } else if (provider === 3) {
-        return `<label class="b3-label b3-label--noborder fn__flex">
+        return `<div class="b3-label b3-label--noborder">
+    ${window.siyuan.languages.syncThirdPartyProviderWebDAVIntro}
+        <div class="fn__hr"></div>
+    ${window.siyuan.languages.syncThirdPartyProviderTip}
+</div>
+<label class="b3-label b3-label--noborder fn__flex">
     <div class="fn__flex-1">endpoint</div>
     <div class="fn__space"></div>
     <input id="endpoint" class="b3-text-field" value="${window.siyuan.config.sync.webdav.endpoint}">
@@ -166,7 +176,7 @@ export const repos = {
     <select id="syncProvider" class="b3-select fn__block">
         <option value="0" ${window.siyuan.config.sync.provider === 0 ? "selected" : ""}>SiYuan</option>
         <option value="2" ${window.siyuan.config.sync.provider === 2 ? "selected" : ""}>S3</option>
-        <option value="3" ${window.siyuan.config.sync.provider === 3 ? "selected" : ""}>WebDAV </option>
+        <option value="3" ${window.siyuan.config.sync.provider === 3 ? "selected" : ""}>WebDAV</option>
     </select>
     <div class="b3-label__text">${window.siyuan.languages.syncProviderTip}</div>
 </div>`;
@@ -191,7 +201,7 @@ export const repos = {
     <select id="syncProvider" class="b3-select fn__flex-center fn__size200">
         <option value="0" ${window.siyuan.config.sync.provider === 0 ? "selected" : ""}>SiYuan</option>
         <option value="2" ${window.siyuan.config.sync.provider === 2 ? "selected" : ""}>S3</option>
-        <option value="3" ${window.siyuan.config.sync.provider === 3 ? "selected" : ""}>WebDAV </option>
+        <option value="3" ${window.siyuan.config.sync.provider === 3 ? "selected" : ""}>WebDAV</option>
     </select>
 </label>`;
         }