diff --git a/app/src/main/java/io/legado/app/help/BookHelp.kt b/app/src/main/java/io/legado/app/help/BookHelp.kt
index 6f15036b0..cda999353 100644
--- a/app/src/main/java/io/legado/app/help/BookHelp.kt
+++ b/app/src/main/java/io/legado/app/help/BookHelp.kt
@@ -8,7 +8,6 @@ import java.io.BufferedWriter
 import java.io.File
 import java.io.FileWriter
 import java.io.IOException
-import java.nio.charset.StandardCharsets
 
 object BookHelp {
 
@@ -52,7 +51,7 @@ object BookHelp {
         runCatching {
             val file = File(filePath)
             if (file.exists()) {
-                return String(file.readBytes(), StandardCharsets.UTF_8)
+                return String(file.readBytes())
             }
         }
         return null
diff --git a/app/src/main/java/io/legado/app/help/ReadBookConfig.kt b/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
index 34183fe63..ed80686a6 100644
--- a/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
+++ b/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
@@ -1,6 +1,10 @@
 package io.legado.app.help
 
 import android.graphics.drawable.Drawable
+import com.jayway.jsonpath.JsonPath
+import io.legado.app.App
+import io.legado.app.utils.readInt
+import java.io.File
 
 object ReadBookConfig {
     private val configList = arrayListOf<Config>()
@@ -8,7 +12,17 @@ object ReadBookConfig {
     var bg: Drawable? = null
 
     init {
-
+        val configFile = File(App.INSTANCE.filesDir.absolutePath + File.separator + "config")
+        val json = if (configFile.exists()) {
+            String(configFile.readBytes())
+        } else {
+            String(App.INSTANCE.assets.open("defaultConfig.json").readBytes())
+        }
+        JsonPath.parse(json).let {
+            styleSelect = it.readInt("$.readBookSelect") ?: 0
+            configList.clear()
+            configList.addAll(it.read<Array<Config>>("$.readBook"))
+        }
     }
 
     fun getConfig(): Config {