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 b8e649fe6..64212ad33 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
@@ -20,7 +20,7 @@ import java.io.FileOutputStream
 import java.util.concurrent.TimeUnit
 
 
-object Backup : BackupRestore() {
+object Backup {
 
     val backupPath: String by lazy {
         appCtx.filesDir.getFile("backup").absolutePath
@@ -94,7 +94,7 @@ object Backup : BackupRestore() {
             Preferences.getSharedPreferences(appCtx, backupPath, "config")?.let { sp ->
                 val edit = sp.edit()
                 appCtx.defaultSharedPreferences.all.forEach { (key, value) ->
-                    if (keyIsNotIgnore(key)) {
+                    if (BackupConfig.keyIsNotIgnore(key)) {
                         when (value) {
                             is Int -> edit.putInt(key, value)
                             is Boolean -> edit.putBoolean(key, value)
diff --git a/app/src/main/java/io/legado/app/help/storage/BackupRestore.kt b/app/src/main/java/io/legado/app/help/storage/BackupConfig.kt
similarity index 93%
rename from app/src/main/java/io/legado/app/help/storage/BackupRestore.kt
rename to app/src/main/java/io/legado/app/help/storage/BackupConfig.kt
index 91d9a25aa..7f0e369a5 100644
--- a/app/src/main/java/io/legado/app/help/storage/BackupRestore.kt
+++ b/app/src/main/java/io/legado/app/help/storage/BackupConfig.kt
@@ -7,7 +7,7 @@ import io.legado.app.utils.GSON
 import io.legado.app.utils.fromJsonObject
 import splitties.init.appCtx
 
-abstract class BackupRestore {
+object BackupConfig {
 
     private val ignoreConfigPath = FileUtils.getPath(appCtx.filesDir, "restoreIgnore.json")
     val ignoreConfig: HashMap<String, Boolean> by lazy {
@@ -16,7 +16,7 @@ abstract class BackupRestore {
         GSON.fromJsonObject<HashMap<String, Boolean>>(json).getOrNull() ?: hashMapOf()
     }
 
-    //忽略key
+    //配置忽略key
     val ignoreKeys = arrayOf(
         "readConfig",
         PreferKey.themeMode,
@@ -25,7 +25,7 @@ abstract class BackupRestore {
         PreferKey.threadCount
     )
 
-    //忽略标题
+    //配置忽略标题
     val ignoreTitle = arrayOf(
         appCtx.getString(R.string.read_config),
         appCtx.getString(R.string.theme_mode),
@@ -52,7 +52,7 @@ abstract class BackupRestore {
     )
 
 
-    protected fun keyIsNotIgnore(key: String): Boolean {
+    fun keyIsNotIgnore(key: String): Boolean {
         return when {
             ignorePrefKeys.contains(key) -> false
             readPrefKeys.contains(key) && ignoreReadConfig -> false
@@ -64,7 +64,7 @@ abstract class BackupRestore {
         }
     }
 
-    protected val ignoreReadConfig: Boolean
+    val ignoreReadConfig: Boolean
         get() = ignoreConfig["readConfig"] == true
     private val ignoreThemeMode: Boolean
         get() = ignoreConfig[PreferKey.themeMode] == true
diff --git a/app/src/main/java/io/legado/app/help/storage/Restore.kt b/app/src/main/java/io/legado/app/help/storage/Restore.kt
index 2f1877dfd..4ef358094 100644
--- a/app/src/main/java/io/legado/app/help/storage/Restore.kt
+++ b/app/src/main/java/io/legado/app/help/storage/Restore.kt
@@ -24,7 +24,7 @@ import splitties.init.appCtx
 import java.io.File
 
 
-object Restore : BackupRestore() {
+object Restore {
 
     suspend fun restore(context: Context, path: String) {
         withContext(IO) {
@@ -131,7 +131,7 @@ object Restore : BackupRestore() {
             } catch (e: Exception) {
                 e.printOnDebug()
             }
-            if (!ignoreReadConfig) {
+            if (!BackupConfig.ignoreReadConfig) {
                 //恢复阅读界面配置
                 try {
                     val file =
@@ -159,7 +159,7 @@ object Restore : BackupRestore() {
             Preferences.getSharedPreferences(appCtx, path, "config")?.all?.let { map ->
                 val edit = appCtx.defaultSharedPreferences.edit()
                 map.forEach { (key, value) ->
-                    if (keyIsNotIgnore(key)) {
+                    if (BackupConfig.keyIsNotIgnore(key)) {
                         when (value) {
                             is Int -> edit.putInt(key, value)
                             is Boolean -> edit.putBoolean(key, value)
diff --git a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
index 6d5377760..42c9f51f0 100644
--- a/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/config/BackupConfigFragment.kt
@@ -20,10 +20,7 @@ import io.legado.app.constant.PreferKey
 import io.legado.app.help.AppConfig
 import io.legado.app.help.LocalConfig
 import io.legado.app.help.coroutine.Coroutine
-import io.legado.app.help.storage.AppWebDav
-import io.legado.app.help.storage.Backup
-import io.legado.app.help.storage.ImportOldData
-import io.legado.app.help.storage.Restore
+import io.legado.app.help.storage.*
 import io.legado.app.lib.dialogs.alert
 import io.legado.app.lib.permission.Permissions
 import io.legado.app.lib.permission.PermissionsCompat
@@ -224,15 +221,15 @@ class BackupConfigFragment : BasePreferenceFragment(),
 
 
     private fun backupIgnore() {
-        val checkedItems = BooleanArray(Backup.ignoreKeys.size) {
-            Backup.ignoreConfig[Backup.ignoreKeys[it]] ?: false
+        val checkedItems = BooleanArray(BackupConfig.ignoreKeys.size) {
+            BackupConfig.ignoreConfig[BackupConfig.ignoreKeys[it]] ?: false
         }
         alert(R.string.restore_ignore) {
-            multiChoiceItems(Backup.ignoreTitle, checkedItems) { _, which, isChecked ->
-                Backup.ignoreConfig[Backup.ignoreKeys[which]] = isChecked
+            multiChoiceItems(BackupConfig.ignoreTitle, checkedItems) { _, which, isChecked ->
+                BackupConfig.ignoreConfig[BackupConfig.ignoreKeys[which]] = isChecked
             }
             onDismiss {
-                Backup.saveIgnoreConfig()
+                BackupConfig.saveIgnoreConfig()
             }
         }
     }