diff --git a/app/src/main/java/io/legado/app/data/dao/BookDao.kt b/app/src/main/java/io/legado/app/data/dao/BookDao.kt
index cbb1ec990..b421c3ffa 100644
--- a/app/src/main/java/io/legado/app/data/dao/BookDao.kt
+++ b/app/src/main/java/io/legado/app/data/dao/BookDao.kt
@@ -18,18 +18,22 @@ interface BookDao {
     @Query("SELECT * FROM books WHERE origin = '${BookType.local}'")
     fun observeLocal(): LiveData<List<Book>>
 
+    @Query(
+        """
+        select * from books where ((SELECT sum(groupId) FROM book_groups where groupId > 0) & `group`) = 0 and type != ${BookType.audio} and origin != '${BookType.local}'
+    """
+    )
+    fun observeNoGroup(): LiveData<List<Book>>
+
+    @Query("select count(bookUrl) from books where (SELECT sum(groupId) FROM book_groups where groupId > 0) & `group` = 0")
+    fun observeNoGroupSize(): LiveData<Int>
+
     @Query("SELECT bookUrl FROM books WHERE origin = '${BookType.local}'")
     fun observeLocalUri(): LiveData<List<String>>
 
     @Query("SELECT * FROM books WHERE (`group` & :group) > 0")
     fun observeByGroup(group: Long): LiveData<List<Book>>
 
-    @Query("select * from books where (SELECT sum(groupId) FROM book_groups where groupId > 0) & `group` = 0")
-    fun observeNoGroup(): LiveData<List<Book>>
-
-    @Query("select count(bookUrl) from books where (SELECT sum(groupId) FROM book_groups where groupId > 0) & `group` = 0")
-    fun observeNoGroupSize(): LiveData<Int>
-
     @Query("SELECT * FROM books WHERE name like '%'||:key||'%' or author like '%'||:key||'%'")
     fun liveDataSearch(key: String): LiveData<List<Book>>
 
diff --git a/app/src/main/java/io/legado/app/data/entities/BookGroup.kt b/app/src/main/java/io/legado/app/data/entities/BookGroup.kt
index 20a8263a3..4a24e9acb 100644
--- a/app/src/main/java/io/legado/app/data/entities/BookGroup.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BookGroup.kt
@@ -1,8 +1,11 @@
 package io.legado.app.data.entities
 
+import android.content.Context
 import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.PrimaryKey
+import io.legado.app.R
+import io.legado.app.constant.AppConst
 import kotlinx.android.parcel.Parcelize
 
 @Parcelize
@@ -13,4 +16,16 @@ data class BookGroup(
     var groupName: String,
     var order: Int = 0,
     var show: Boolean = true
-) : Parcelable
\ No newline at end of file
+) : Parcelable {
+
+    fun getDefaultName(context: Context): String {
+        return when (groupId) {
+            AppConst.bookGroupAllId -> context.getString(R.string.all)
+            AppConst.bookGroupAudioId -> context.getString(R.string.audio)
+            AppConst.bookGroupLocalId -> context.getString(R.string.local)
+            AppConst.bookGroupNoneId -> context.getString(R.string.no_group)
+            else -> groupName
+        }
+    }
+
+}
\ No newline at end of file