diff --git a/app/src/main/java/io/legado/app/help/storage/Backup.kt b/app/src/main/java/io/legado/app/help/storage/Backup.kt
index 90a07e0b7..fe89fb3e1 100644
--- a/app/src/main/java/io/legado/app/help/storage/Backup.kt
+++ b/app/src/main/java/io/legado/app/help/storage/Backup.kt
@@ -1,18 +1,45 @@
 package io.legado.app.help.storage
 
+import androidx.appcompat.app.AppCompatActivity
 import io.legado.app.App
+import io.legado.app.R
 import io.legado.app.help.FileHelp
+import io.legado.app.help.permission.Permissions
+import io.legado.app.help.permission.PermissionsCompat
+import io.legado.app.utils.FileUtils
 import io.legado.app.utils.GSON
 import java.io.File
 
 object Backup {
 
-    fun backup() {
-
+    fun backup(activity: AppCompatActivity) {
+        PermissionsCompat.Builder(activity)
+            .addPermissions(*Permissions.Group.STORAGE)
+            .rationale(R.string.tip_perm_request_storage)
+            .onGranted {
+                val path =
+                    FileUtils.getSdCardPath() + File.separator + "YueDu" + File.separator + "legadoBackUp"
+                backupBookshelf(path)
+                backupBookSource(path)
+                backupRssSource(path)
+                backupReplaceRule(path)
+            }
+            .request()
     }
 
-    fun autoBackup() {
-
+    fun autoBackup(activity: AppCompatActivity) {
+        PermissionsCompat.Builder(activity)
+            .addPermissions(*Permissions.Group.STORAGE)
+            .rationale(R.string.tip_perm_request_storage)
+            .onGranted {
+                val path =
+                    FileUtils.getSdCardPath() + File.separator + "YueDu" + File.separator + "legadoBackUp"
+                backupBookshelf(path)
+                backupBookSource(path)
+                backupRssSource(path)
+                backupReplaceRule(path)
+            }
+            .request()
     }
 
     private fun backupBookshelf(path: String) {
@@ -27,7 +54,7 @@ object Backup {
         file.writeText(json)
     }
 
-    private fun backupCssSource(path: String) {
+    private fun backupRssSource(path: String) {
         val json = GSON.toJson(App.db.rssSourceDao().all)
         val file = FileHelp.getFile(path + File.separator + "cssSource.json")
         file.writeText(json)
diff --git a/app/src/main/java/io/legado/app/utils/FileUtils.kt b/app/src/main/java/io/legado/app/utils/FileUtils.kt
index e2ecef64e..861d7e88e 100644
--- a/app/src/main/java/io/legado/app/utils/FileUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/FileUtils.kt
@@ -28,6 +28,7 @@ object FileUtils {
         try {
             sdCardDirectory = File(sdCardDirectory).canonicalPath
         } catch (ioe: IOException) {
+            ioe.printStackTrace()
         }
 
         return sdCardDirectory