diff --git a/app/src/leanback/res/layout/dialog_buffer.xml b/app/src/leanback/res/layout/dialog_buffer.xml
index 97f2d3c78..6afdba86e 100644
--- a/app/src/leanback/res/layout/dialog_buffer.xml
+++ b/app/src/leanback/res/layout/dialog_buffer.xml
@@ -11,7 +11,7 @@
         android:layout_height="wrap_content"
         android:stepSize="1"
         android:valueFrom="1"
-        android:valueTo="15"
+        android:valueTo="10"
         app:thumbColor="@color/blue_500"
         app:trackColorActive="@color/blue_500"
         app:trackColorInactive="@color/blue_50" />
diff --git a/app/src/leanback/res/layout/dialog_danmu_line.xml b/app/src/leanback/res/layout/dialog_danmu_line.xml
index 97f2d3c78..6afdba86e 100644
--- a/app/src/leanback/res/layout/dialog_danmu_line.xml
+++ b/app/src/leanback/res/layout/dialog_danmu_line.xml
@@ -11,7 +11,7 @@
         android:layout_height="wrap_content"
         android:stepSize="1"
         android:valueFrom="1"
-        android:valueTo="15"
+        android:valueTo="10"
         app:thumbColor="@color/blue_500"
         app:trackColorActive="@color/blue_500"
         app:trackColorInactive="@color/blue_50" />
diff --git a/app/src/main/java/com/fongmi/android/tv/Setting.java b/app/src/main/java/com/fongmi/android/tv/Setting.java
index 29c4444cd..75ba25046 100644
--- a/app/src/main/java/com/fongmi/android/tv/Setting.java
+++ b/app/src/main/java/com/fongmi/android/tv/Setting.java
@@ -162,7 +162,7 @@ public class Setting {
     }
 
     public static int getBuffer() {
-        return Math.min(Math.max(Prefers.getInt("exo_buffer"), 1), 15);
+        return Math.min(Math.max(Prefers.getInt("exo_buffer"), 1), 10);
     }
 
     public static void putBuffer(int buffer) {
@@ -258,7 +258,7 @@ public class Setting {
     }
 
     public static int getDanmuLine(int line) {
-        return Math.min(Math.max(Prefers.getInt("danmu_line", line), 1), 15);
+        return Math.min(Math.max(Prefers.getInt("danmu_line", line), 1), 10);
     }
 
     public static void putDanmuLine(int line) {
diff --git a/app/src/mobile/res/layout/dialog_buffer.xml b/app/src/mobile/res/layout/dialog_buffer.xml
index 8a8475491..3a83859ff 100644
--- a/app/src/mobile/res/layout/dialog_buffer.xml
+++ b/app/src/mobile/res/layout/dialog_buffer.xml
@@ -14,7 +14,7 @@
         android:layout_height="wrap_content"
         android:stepSize="1"
         android:valueFrom="1"
-        android:valueTo="15"
+        android:valueTo="10"
         app:trackColorInactive="@color/blue_50" />
 
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/mobile/res/layout/dialog_danmu_line.xml b/app/src/mobile/res/layout/dialog_danmu_line.xml
index 8a8475491..3a83859ff 100644
--- a/app/src/mobile/res/layout/dialog_danmu_line.xml
+++ b/app/src/mobile/res/layout/dialog_danmu_line.xml
@@ -14,7 +14,7 @@
         android:layout_height="wrap_content"
         android:stepSize="1"
         android:valueFrom="1"
-        android:valueTo="15"
+        android:valueTo="10"
         app:trackColorInactive="@color/blue_50" />
 
 </LinearLayout>
\ No newline at end of file