diff --git a/app/src/main/java/io/legado/app/constant/PreferKey.kt b/app/src/main/java/io/legado/app/constant/PreferKey.kt
index c6e222849..3e89dd2e2 100644
--- a/app/src/main/java/io/legado/app/constant/PreferKey.kt
+++ b/app/src/main/java/io/legado/app/constant/PreferKey.kt
@@ -33,6 +33,7 @@ object PreferKey {
     const val webDavAccount = "web_dav_account"
     const val webDavPassword = "web_dav_password"
     const val webDavCreateDir = "webDavCreateDir"
+    const val webDavExport = "webDavExport"
     const val changeSourceLoadToc = "changeSourceLoadToc"
     const val chineseConverterType = "chineseConverterType"
     const val launcherIcon = "launcherIcon"
diff --git a/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt b/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
index 4fa6a27a0..afc78bc37 100644
--- a/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
@@ -7,6 +7,7 @@ import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.BaseViewModel
 import io.legado.app.constant.AppPattern
+import io.legado.app.constant.PreferKey
 import io.legado.app.data.entities.Book
 import io.legado.app.help.BookHelp
 import io.legado.app.help.storage.WebDavHelp
@@ -39,15 +40,17 @@ class CacheViewModel(application: Application) : BaseViewModel(application) {
         val content = getAllContents(book)
         DocumentUtils.createFileIfNotExist(doc, filename)
             ?.writeText(context, content)
-        //写出文件到cache目录
-        FileUtils.createFileIfNotExist(
-            File(FileUtils.getCachePath()),
-            filename
-        ).writeText(content)
-        //导出到webdav
-        WebDavHelp.exportWebDav(FileUtils.getCachePath(), filename)
-        //上传完删除cache文件
-        FileUtils.deleteFile("${FileUtils.getCachePath()}${File.separator}${filename}")
+        if(App.INSTANCE.getPrefBoolean(PreferKey.webDavExport,false)) {
+            //写出文件到cache目录
+            FileUtils.createFileIfNotExist(
+                File(FileUtils.getCachePath()),
+                filename
+            ).writeText(content)
+            //导出到webdav
+            WebDavHelp.exportWebDav(FileUtils.getCachePath(), filename)
+            //上传完删除cache文件
+            FileUtils.deleteFile("${FileUtils.getCachePath()}${File.separator}${filename}")
+        }
         App.db.bookChapterDao().getChapterList(book.bookUrl).forEach { chapter ->
             BookHelp.getContent(book, chapter).let { content ->
                 content?.split("\n")?.forEachIndexed { index, text ->
@@ -76,7 +79,9 @@ class CacheViewModel(application: Application) : BaseViewModel(application) {
         val filename = "${book.name} by ${book.author}.txt"
         FileUtils.createFileIfNotExist(file, filename)
             .writeText(getAllContents(book))
-        WebDavHelp.exportWebDav(file.absolutePath, filename)//导出到webdav
+        if(App.INSTANCE.getPrefBoolean(PreferKey.webDavExport,false)) {
+            WebDavHelp.exportWebDav(file.absolutePath, filename)//导出到webdav
+        }
         App.db.bookChapterDao().getChapterList(book.bookUrl).forEach { chapter ->
             BookHelp.getContent(book, chapter).let { content ->
                 content?.split("\n")?.forEachIndexed { index, text ->
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 649f57d1a..eac3f655b 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -10,6 +10,8 @@
     <string name="menu_import_old">導入閲讀數據</string>
     <string name="mkdirs">創建子文件夾</string>
     <string name="mkdirs_description">創建 legado 文件夾作爲備份路徑</string>
+    <string name="export_webdav">離線導出WebDav</string>
+    <string name="export_webdav_s">默認導出到legado文件夾下exports目錄</string>
     <string name="backup_path">備份路徑</string>
     <string name="menu_import_old_version">導入舊版數據</string>
     <string name="menu_import_github">導入 Github 數據</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 17cc16af4..25fe6e740 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -10,6 +10,8 @@
     <string name="menu_import_old">匯入閱讀資料</string>
     <string name="mkdirs">建立子資料夾</string>
     <string name="mkdirs_description">建立legado資料夾作為備份資料夾</string>
+    <string name="export_webdav">離線導出WebDav</string>
+    <string name="export_webdav_s">默認導出到legado文件夾下exports目錄</string>
     <string name="backup_path">備份路徑</string>
     <string name="menu_import_old_version">匯入舊版資料</string>
     <string name="menu_import_github">匯入Github資料</string>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index 2a5645ab8..8981f1707 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -10,6 +10,8 @@
     <string name="menu_import_old">导入阅读数据</string>
     <string name="mkdirs">创建子文件夹</string>
     <string name="mkdirs_description">创建legado文件夹作为备份文件夹</string>
+    <string name="export_webdav">离线导出WebDav</string>
+    <string name="export_webdav_s">默认导出到legado文件夹下exports目录</string>
     <string name="backup_path">备份路径</string>
     <string name="select_backup_path">请选择备份路径</string>
     <string name="menu_import_old_version">导入旧版数据</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 8ae687184..be20fce1e 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -10,6 +10,8 @@
     <string name="menu_import_old">Import Legado data</string>
     <string name="mkdirs">Create a subfolder</string>
     <string name="mkdirs_description">Create a folder named Legado as the backup folder.</string>
+    <string name="export_webdav">Export Webdav</string>
+    <string name="export_webdav_s">Default export to the exports directory under the legado folder</string>
     <string name="backup_path">Backup to</string>
     <string name="select_backup_path">Please select a backup path.</string>
     <string name="menu_import_old_version">Import legacy data</string>
diff --git a/app/src/main/res/xml/pref_config_backup.xml b/app/src/main/res/xml/pref_config_backup.xml
index b16c6f32b..1d0ee0a9d 100644
--- a/app/src/main/res/xml/pref_config_backup.xml
+++ b/app/src/main/res/xml/pref_config_backup.xml
@@ -36,6 +36,15 @@
             app:allowDividerBelow="false"
             app:iconSpaceReserved="false" />
 
+        <io.legado.app.ui.widget.prefs.SwitchPreference
+            android:key="webDavExport"
+            android:defaultValue="false"
+            android:title="@string/export_webdav"
+            android:summary="@string/export_webdav_s"
+            app:allowDividerAbove="false"
+            app:allowDividerBelow="false"
+            app:iconSpaceReserved="false" />
+
     </io.legado.app.ui.widget.prefs.PreferenceCategory>
 
     <io.legado.app.ui.widget.prefs.PreferenceCategory