diff --git a/scenes/settings.tscn b/scenes/settings.tscn
index f4e8eb4..25bb22c 100644
--- a/scenes/settings.tscn
+++ b/scenes/settings.tscn
@@ -14,6 +14,7 @@ offset_bottom = 694.0
 color = Color(0.7058824, 0.6862745, 0, 1)
 
 [node name="DataSetting" type="Node2D" parent="."]
+metadata/_edit_group_ = true
 
 [node name="DataSetLabel" type="Label" parent="DataSetting"]
 offset_left = 45.0
@@ -34,6 +35,7 @@ theme_override_font_sizes/font_size = 24
 
 [node name="IPBeginSetting" type="Node2D" parent="."]
 position = Vector2(-1, 94)
+metadata/_edit_group_ = true
 
 [node name="IPBeginSetLabel" type="Label" parent="IPBeginSetting"]
 offset_left = 45.0
@@ -52,6 +54,27 @@ offset_bottom = 81.0
 theme_override_fonts/font = ExtResource("2_6wm04")
 theme_override_font_sizes/font_size = 24
 
+[node name="UsernameSetting" type="Node2D" parent="."]
+position = Vector2(0, 208)
+metadata/_edit_group_ = true
+
+[node name="UsernameSetLabel" type="Label" parent="UsernameSetting"]
+offset_left = 45.0
+offset_top = 28.0
+offset_right = 193.0
+offset_bottom = 90.0
+theme_override_fonts/font = ExtResource("2_6wm04")
+theme_override_font_sizes/font_size = 30
+text = "局内显示昵称"
+
+[node name="LineEdit" type="LineEdit" parent="UsernameSetting"]
+offset_left = 424.0
+offset_top = 18.0
+offset_right = 874.0
+offset_bottom = 81.0
+theme_override_fonts/font = ExtResource("2_6wm04")
+theme_override_font_sizes/font_size = 24
+
 [node name="SaveButton" type="Button" parent="."]
 offset_left = 56.0
 offset_top = 520.0
diff --git a/scripts/autoload/GameManager.gd b/scripts/autoload/GameManager.gd
index b7c7545..8c7c4e7 100644
--- a/scripts/autoload/GameManager.gd
+++ b/scripts/autoload/GameManager.gd
@@ -1,4 +1,5 @@
 extends Node
 
 var data_origin: String = ""
-var ip_begin: String = "192.168."
\ No newline at end of file
+var ip_begin: String = "192.168."
+var username: String = ""
\ No newline at end of file
diff --git a/scripts/settings/settings.gd b/scripts/settings/settings.gd
index 202bed2..8c6ed77 100644
--- a/scripts/settings/settings.gd
+++ b/scripts/settings/settings.gd
@@ -3,10 +3,12 @@ extends Node2D
 func _ready() -> void:
 	$DataSetting/LineEdit.text = GameManager.data_origin
 	$IPBeginSetting/LineEdit.text = GameManager.ip_begin
+	$UsernameSetting/LineEdit.text = GameManager.username
 
 func _on_save_button_pressed() -> void:
 	GameManager.data_origin = $DataSetting/LineEdit.text
 	GameManager.ip_begin = $IPBeginSetting/LineEdit.text
+	GameManager.username = $UsernameSetting/LineEdit.text
 	SceneManager.goto_scene("main_menu")