diff --git a/src/App.vue b/src/App.vue
index f2c9f5e..07633a7 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -39,16 +39,19 @@ async function greet() {
 
 // 使用 Split 组件动态控制页面左右布局
 const defaultSplit = 0.15; // 默认左侧边栏和右侧区域的比例为 1.5:8.5
-const split = ref(defaultSplit);
+const initSplit = localStorage.getItem('splitValueOfFolderTree');
+const split = initSplit === null ? ref(defaultSplit) : ref(Number(initSplit));
 const splitTrigger = useTemplateRef('splitTrigger');
 const splitRight = useTemplateRef('splitRight');
 const splitRightWidth = ref(0);
 const hiddenSplitLeft = ref('');
-const leftSidebarState = ref('open');
+const leftSidebarState = split.value > 0 ? ref('open') : ref('close');
 watch(split, (newSplit) => {
+    localStorage.setItem('splitValueOfFolderTree', newSplit);
     splitRightWidth.value = splitRight.value.offsetWidth;
     // 当 split 小于某个值时，隐藏左边布局
     if (newSplit < 0.05) {
+        split.value = 0;
         leftSidebarState.value = 'close';
         if (hiddenSplitLeft.value == '') {
             hiddenSplitLeft.value = 'hidden';