diff --git a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
index 30e72a0dd..39a5ad05f 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
@@ -1,12 +1,8 @@
 package io.legado.app.ui.main
 
-import android.app.Activity
-import android.content.Intent
-import android.net.Uri
 import android.os.Bundle
 import android.view.KeyEvent
 import android.view.MenuItem
-import androidx.documentfile.provider.DocumentFile
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
 import androidx.fragment.app.FragmentStatePagerAdapter
@@ -17,12 +13,6 @@ import io.legado.app.BuildConfig
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
 import io.legado.app.constant.Bus
-import io.legado.app.constant.PreferKey
-import io.legado.app.help.permission.Permissions
-import io.legado.app.help.permission.PermissionsCompat
-import io.legado.app.help.storage.Backup
-import io.legado.app.help.storage.Restore
-import io.legado.app.help.storage.WebDavHelp
 import io.legado.app.lib.theme.ATH
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.service.help.ReadAloud
@@ -34,7 +24,6 @@ import io.legado.app.ui.main.rss.RssFragment
 import io.legado.app.utils.*
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.coroutines.launch
-import org.jetbrains.anko.toast
 
 class MainActivity : VMBaseActivity<MainViewModel>(R.layout.activity_main),
     BottomNavigationView.OnNavigationItemSelectedListener,
@@ -126,7 +115,6 @@ class MainActivity : VMBaseActivity<MainViewModel>(R.layout.activity_main),
     override fun finish() {
         if (!BuildConfig.DEBUG) {
             launch {
-                backup()
                 super.finish()
             }
         } else {
@@ -153,111 +141,6 @@ class MainActivity : VMBaseActivity<MainViewModel>(R.layout.activity_main),
         }
     }
 
-    fun backup() {
-        val backupPath = getPrefString(PreferKey.backupPath)
-        if (backupPath?.isNotEmpty() == true) {
-            val uri = Uri.parse(backupPath)
-            val doc = DocumentFile.fromTreeUri(this, uri)
-            if (doc?.canWrite() == true) {
-                launch {
-                    Backup.backup(this@MainActivity, uri)
-                }
-            } else {
-                selectBackupFolder()
-            }
-        } else {
-            selectBackupFolder()
-        }
-    }
-
-    fun restore() {
-        launch {
-            if (!WebDavHelp.showRestoreDialog(this@MainActivity)) {
-                val backupPath = getPrefString(PreferKey.backupPath)
-                if (backupPath?.isNotEmpty() == true) {
-                    val uri = Uri.parse(backupPath)
-                    val doc = DocumentFile.fromTreeUri(this@MainActivity, uri)
-                    if (doc?.canWrite() == true) {
-                        Restore.restore(this@MainActivity, uri)
-                        toast(R.string.restore_success)
-                    } else {
-                        selectBackupFolder()
-                    }
-                } else {
-                    selectRestoreFolder()
-                }
-            }
-        }
-    }
-
-    private fun selectBackupFolder() {
-        try {
-            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
-            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
-            startActivityForResult(intent, backupSelectRequestCode)
-        } catch (e: Exception) {
-            PermissionsCompat.Builder(this)
-                .addPermissions(*Permissions.Group.STORAGE)
-                .rationale(R.string.tip_perm_request_storage)
-                .onGranted {
-                    launch {
-                        Backup.backup(this@MainActivity, null)
-                    }
-                }
-                .request()
-        }
-    }
-
-    private fun selectRestoreFolder() {
-        try {
-            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
-            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
-            startActivityForResult(intent, restoreSelectRequestCode)
-        } catch (e: java.lang.Exception) {
-            PermissionsCompat.Builder(this)
-                .addPermissions(*Permissions.Group.STORAGE)
-                .rationale(R.string.tip_perm_request_storage)
-                .onGranted {
-                    launch {
-                        Restore.restore(Backup.legadoPath)
-                        toast(R.string.restore_success)
-                    }
-                }
-                .request()
-        }
-    }
-
-    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        super.onActivityResult(requestCode, resultCode, data)
-        when (requestCode) {
-            backupSelectRequestCode -> if (resultCode == Activity.RESULT_OK) {
-                data?.data?.let { uri ->
-                    contentResolver.takePersistableUriPermission(
-                        uri,
-                        Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
-                    )
-                    putPrefString(PreferKey.backupPath, uri.toString())
-                    launch {
-                        Backup.backup(this@MainActivity, uri)
-                    }
-                }
-            }
-            restoreSelectRequestCode -> if (resultCode == Activity.RESULT_OK) {
-                data?.data?.let { uri ->
-                    contentResolver.takePersistableUriPermission(
-                        uri,
-                        Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
-                    )
-                    putPrefString(PreferKey.backupPath, uri.toString())
-                    launch {
-                        Restore.restore(this@MainActivity, uri)
-                        toast(R.string.restore_success)
-                    }
-                }
-            }
-        }
-    }
-
     private inner class TabFragmentPageAdapter internal constructor(fm: FragmentManager) :
         FragmentStatePagerAdapter(fm, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT) {
 
diff --git a/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt b/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
index 5b2a24114..6d79f55d4 100644
--- a/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/main/my/MyFragment.kt
@@ -1,10 +1,14 @@
 package io.legado.app.ui.main.my
 
+import android.app.Activity
+import android.content.Intent
 import android.content.SharedPreferences
+import android.net.Uri
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
+import androidx.documentfile.provider.DocumentFile
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
 import androidx.preference.SwitchPreference
@@ -12,7 +16,13 @@ import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.BaseFragment
 import io.legado.app.constant.Bus
+import io.legado.app.constant.PreferKey
 import io.legado.app.help.BookHelp
+import io.legado.app.help.permission.Permissions
+import io.legado.app.help.permission.PermissionsCompat
+import io.legado.app.help.storage.Backup
+import io.legado.app.help.storage.Restore
+import io.legado.app.help.storage.WebDavHelp
 import io.legado.app.lib.theme.ATH
 import io.legado.app.service.WebService
 import io.legado.app.ui.about.AboutActivity
@@ -20,13 +30,15 @@ import io.legado.app.ui.about.DonateActivity
 import io.legado.app.ui.book.source.manage.BookSourceActivity
 import io.legado.app.ui.config.ConfigActivity
 import io.legado.app.ui.config.ConfigViewModel
-import io.legado.app.ui.main.MainActivity
 import io.legado.app.ui.replacerule.ReplaceRuleActivity
 import io.legado.app.utils.*
 import kotlinx.android.synthetic.main.view_title_bar.*
+import kotlinx.coroutines.launch
 import org.jetbrains.anko.startActivity
 
 class MyFragment : BaseFragment(R.layout.fragment_my_config) {
+    private val backupSelectRequestCode = 22
+    private val restoreSelectRequestCode = 33
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         setSupportToolbar(toolbar)
@@ -43,13 +55,113 @@ class MyFragment : BaseFragment(R.layout.fragment_my_config) {
     override fun onCompatOptionsItemSelected(item: MenuItem) {
         when (item.itemId) {
             R.id.menu_help -> startActivity<AboutActivity>()
-            R.id.menu_backup -> {
-                val activity = activity as? MainActivity
-                activity?.backup()
+            R.id.menu_backup -> backup()
+            R.id.menu_restore -> restore()
+        }
+    }
+
+
+    private fun backup() {
+        val backupPath = getPrefString(PreferKey.backupPath)
+        if (backupPath?.isNotEmpty() == true) {
+            val uri = Uri.parse(backupPath)
+            val doc = DocumentFile.fromTreeUri(requireContext(), uri)
+            if (doc?.canWrite() == true) {
+                launch {
+                    Backup.backup(requireContext(), uri)
+                }
+            } else {
+                selectBackupFolder()
+            }
+        } else {
+            selectBackupFolder()
+        }
+    }
+
+    private fun selectBackupFolder() {
+        try {
+            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
+            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+            startActivityForResult(intent, backupSelectRequestCode)
+        } catch (e: java.lang.Exception) {
+            PermissionsCompat.Builder(this)
+                .addPermissions(*Permissions.Group.STORAGE)
+                .rationale(R.string.tip_perm_request_storage)
+                .onGranted {
+                    launch {
+                        Backup.backup(requireContext(), null)
+                    }
+                }
+                .request()
+        }
+    }
+
+    fun restore() {
+        launch {
+            if (!WebDavHelp.showRestoreDialog(requireContext())) {
+                val backupPath = getPrefString(PreferKey.backupPath)
+                if (backupPath?.isNotEmpty() == true) {
+                    val uri = Uri.parse(backupPath)
+                    val doc = DocumentFile.fromTreeUri(requireContext(), uri)
+                    if (doc?.canWrite() == true) {
+                        Restore.restore(requireContext(), uri)
+                        toast(R.string.restore_success)
+                    } else {
+                        selectBackupFolder()
+                    }
+                } else {
+                    selectRestoreFolder()
+                }
             }
-            R.id.menu_restore -> {
-                val activity = activity as? MainActivity
-                activity?.restore()
+        }
+    }
+
+    private fun selectRestoreFolder() {
+        try {
+            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
+            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+            startActivityForResult(intent, restoreSelectRequestCode)
+        } catch (e: java.lang.Exception) {
+            PermissionsCompat.Builder(this)
+                .addPermissions(*Permissions.Group.STORAGE)
+                .rationale(R.string.tip_perm_request_storage)
+                .onGranted {
+                    launch {
+                        Restore.restore(Backup.legadoPath)
+                        toast(R.string.restore_success)
+                    }
+                }
+                .request()
+        }
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        when (requestCode) {
+            backupSelectRequestCode -> if (resultCode == Activity.RESULT_OK) {
+                data?.data?.let { uri ->
+                    requireContext().contentResolver.takePersistableUriPermission(
+                        uri,
+                        Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+                    )
+                    putPrefString(PreferKey.backupPath, uri.toString())
+                    launch {
+                        Backup.backup(requireContext(), uri)
+                    }
+                }
+            }
+            restoreSelectRequestCode -> if (resultCode == Activity.RESULT_OK) {
+                data?.data?.let { uri ->
+                    requireContext().contentResolver.takePersistableUriPermission(
+                        uri,
+                        Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+                    )
+                    putPrefString(PreferKey.backupPath, uri.toString())
+                    launch {
+                        Restore.restore(requireContext(), uri)
+                        toast(R.string.restore_success)
+                    }
+                }
             }
         }
     }