diff --git a/component/pear/module/admin.js b/component/pear/module/admin.js
index b9c937e..67365d5 100644
--- a/component/pear/module/admin.js
+++ b/component/pear/module/admin.js
@@ -195,6 +195,14 @@ layui.define(['message', 'table', 'jquery', 'element', 'yaml', 'form', 'tab', 'm
 					$(".loader-main").fadeOut(200);
 				}, param.other.keepLoad)
 			}
+			
+			this.collaspe = function(param) {
+				if(param.menu.collaspe) {
+					if ($(window).width() >= 768) {
+						collaspe()
+					}
+				}
+			}
 
 			this.themeRender = function(option) {
 				if (option.theme.allowCustom === false) {
@@ -427,6 +435,7 @@ layui.define(['message', 'table', 'jquery', 'element', 'yaml', 'form', 'tab', 'm
 			pearAdmin.bodyRender(param);
 			pearAdmin.themeRender(param);
 			pearAdmin.keepLoad(param);
+			pearAdmin.collaspe(param)
 			if (param.header.message != false) {
 				pearAdmin.messageRender(param);
 			}
diff --git a/config/pear.config.json b/config/pear.config.json
index 2ce26b6..64c420e 100644
--- a/config/pear.config.json
+++ b/config/pear.config.json
@@ -5,6 +5,7 @@
 	},
 	"menu": {
 		"data": "admin/data/menu.json",
+		"collaspe": true,
 		"accordion": true,
 		"method": "GET",
 		"control": false,
diff --git a/config/pear.config.yml b/config/pear.config.yml
index 5f24496..d45f39b 100644
--- a/config/pear.config.yml
+++ b/config/pear.config.yml
@@ -13,6 +13,8 @@ menu:
   method: "GET" 
   ## 是否同时只打开一个菜单目录
   accordion: true
+  ## 侧边默认折叠状态
+  collaspe: false
   ## 是否开启多系统菜单模式
   control: false
   ## 默认选中的菜单项