diff --git a/src/types/auto-imports.d.ts b/src/types/auto-imports.d.ts
index 32fa93bb..21cc517e 100644
--- a/src/types/auto-imports.d.ts
+++ b/src/types/auto-imports.d.ts
@@ -5,8 +5,10 @@
 export {}
 declare global {
   const EffectScope: typeof import('vue')['EffectScope']
+  const ElForm: typeof import('element-plus/es')['ElForm']
   const ElMessage: typeof import('element-plus/es')['ElMessage']
   const ElMessageBox: typeof import('element-plus/es')['ElMessageBox']
+  const ElTree: typeof import('element-plus/es')['ElTree']
   const asyncComputed: typeof import('@vueuse/core')['asyncComputed']
   const autoResetRef: typeof import('@vueuse/core')['autoResetRef']
   const computed: typeof import('vue')['computed']
@@ -21,7 +23,9 @@ declare global {
   const createGlobalState: typeof import('@vueuse/core')['createGlobalState']
   const createInjectionState: typeof import('@vueuse/core')['createInjectionState']
   const createReactiveFn: typeof import('@vueuse/core')['createReactiveFn']
+  const createReusableTemplate: typeof import('@vueuse/core')['createReusableTemplate']
   const createSharedComposable: typeof import('@vueuse/core')['createSharedComposable']
+  const createTemplatePromise: typeof import('@vueuse/core')['createTemplatePromise']
   const createUnrefFn: typeof import('@vueuse/core')['createUnrefFn']
   const customRef: typeof import('vue')['customRef']
   const debouncedRef: typeof import('@vueuse/core')['debouncedRef']
@@ -102,11 +106,14 @@ declare global {
   const unrefElement: typeof import('@vueuse/core')['unrefElement']
   const until: typeof import('@vueuse/core')['until']
   const useActiveElement: typeof import('@vueuse/core')['useActiveElement']
+  const useAnimate: typeof import('@vueuse/core')['useAnimate']
+  const useArrayDifference: typeof import('@vueuse/core')['useArrayDifference']
   const useArrayEvery: typeof import('@vueuse/core')['useArrayEvery']
   const useArrayFilter: typeof import('@vueuse/core')['useArrayFilter']
   const useArrayFind: typeof import('@vueuse/core')['useArrayFind']
   const useArrayFindIndex: typeof import('@vueuse/core')['useArrayFindIndex']
   const useArrayFindLast: typeof import('@vueuse/core')['useArrayFindLast']
+  const useArrayIncludes: typeof import('@vueuse/core')['useArrayIncludes']
   const useArrayJoin: typeof import('@vueuse/core')['useArrayJoin']
   const useArrayMap: typeof import('@vueuse/core')['useArrayMap']
   const useArrayReduce: typeof import('@vueuse/core')['useArrayReduce']
@@ -192,6 +199,8 @@ declare global {
   const useOnline: typeof import('@vueuse/core')['useOnline']
   const usePageLeave: typeof import('@vueuse/core')['usePageLeave']
   const useParallax: typeof import('@vueuse/core')['useParallax']
+  const useParentElement: typeof import('@vueuse/core')['useParentElement']
+  const usePerformanceObserver: typeof import('@vueuse/core')['usePerformanceObserver']
   const usePermission: typeof import('@vueuse/core')['usePermission']
   const usePointer: typeof import('@vueuse/core')['usePointer']
   const usePointerLock: typeof import('@vueuse/core')['usePointerLock']
@@ -257,8 +266,10 @@ declare global {
   const watchArray: typeof import('@vueuse/core')['watchArray']
   const watchAtMost: typeof import('@vueuse/core')['watchAtMost']
   const watchDebounced: typeof import('@vueuse/core')['watchDebounced']
+  const watchDeep: typeof import('@vueuse/core')['watchDeep']
   const watchEffect: typeof import('vue')['watchEffect']
   const watchIgnorable: typeof import('@vueuse/core')['watchIgnorable']
+  const watchImmediate: typeof import('@vueuse/core')['watchImmediate']
   const watchOnce: typeof import('@vueuse/core')['watchOnce']
   const watchPausable: typeof import('@vueuse/core')['watchPausable']
   const watchPostEffect: typeof import('vue')['watchPostEffect']
@@ -278,8 +289,10 @@ import { UnwrapRef } from 'vue'
 declare module 'vue' {
   interface ComponentCustomProperties {
     readonly EffectScope: UnwrapRef<typeof import('vue')['EffectScope']>
+    readonly ElForm: UnwrapRef<typeof import('element-plus/es')['ElForm']>
     readonly ElMessage: UnwrapRef<typeof import('element-plus/es')['ElMessage']>
     readonly ElMessageBox: UnwrapRef<typeof import('element-plus/es')['ElMessageBox']>
+    readonly ElTree: UnwrapRef<typeof import('element-plus/es')['ElTree']>
     readonly asyncComputed: UnwrapRef<typeof import('@vueuse/core')['asyncComputed']>
     readonly autoResetRef: UnwrapRef<typeof import('@vueuse/core')['autoResetRef']>
     readonly computed: UnwrapRef<typeof import('vue')['computed']>
@@ -294,7 +307,9 @@ declare module 'vue' {
     readonly createGlobalState: UnwrapRef<typeof import('@vueuse/core')['createGlobalState']>
     readonly createInjectionState: UnwrapRef<typeof import('@vueuse/core')['createInjectionState']>
     readonly createReactiveFn: UnwrapRef<typeof import('@vueuse/core')['createReactiveFn']>
+    readonly createReusableTemplate: UnwrapRef<typeof import('@vueuse/core')['createReusableTemplate']>
     readonly createSharedComposable: UnwrapRef<typeof import('@vueuse/core')['createSharedComposable']>
+    readonly createTemplatePromise: UnwrapRef<typeof import('@vueuse/core')['createTemplatePromise']>
     readonly createUnrefFn: UnwrapRef<typeof import('@vueuse/core')['createUnrefFn']>
     readonly customRef: UnwrapRef<typeof import('vue')['customRef']>
     readonly debouncedRef: UnwrapRef<typeof import('@vueuse/core')['debouncedRef']>
@@ -375,11 +390,14 @@ declare module 'vue' {
     readonly unrefElement: UnwrapRef<typeof import('@vueuse/core')['unrefElement']>
     readonly until: UnwrapRef<typeof import('@vueuse/core')['until']>
     readonly useActiveElement: UnwrapRef<typeof import('@vueuse/core')['useActiveElement']>
+    readonly useAnimate: UnwrapRef<typeof import('@vueuse/core')['useAnimate']>
+    readonly useArrayDifference: UnwrapRef<typeof import('@vueuse/core')['useArrayDifference']>
     readonly useArrayEvery: UnwrapRef<typeof import('@vueuse/core')['useArrayEvery']>
     readonly useArrayFilter: UnwrapRef<typeof import('@vueuse/core')['useArrayFilter']>
     readonly useArrayFind: UnwrapRef<typeof import('@vueuse/core')['useArrayFind']>
     readonly useArrayFindIndex: UnwrapRef<typeof import('@vueuse/core')['useArrayFindIndex']>
     readonly useArrayFindLast: UnwrapRef<typeof import('@vueuse/core')['useArrayFindLast']>
+    readonly useArrayIncludes: UnwrapRef<typeof import('@vueuse/core')['useArrayIncludes']>
     readonly useArrayJoin: UnwrapRef<typeof import('@vueuse/core')['useArrayJoin']>
     readonly useArrayMap: UnwrapRef<typeof import('@vueuse/core')['useArrayMap']>
     readonly useArrayReduce: UnwrapRef<typeof import('@vueuse/core')['useArrayReduce']>
@@ -465,6 +483,8 @@ declare module 'vue' {
     readonly useOnline: UnwrapRef<typeof import('@vueuse/core')['useOnline']>
     readonly usePageLeave: UnwrapRef<typeof import('@vueuse/core')['usePageLeave']>
     readonly useParallax: UnwrapRef<typeof import('@vueuse/core')['useParallax']>
+    readonly useParentElement: UnwrapRef<typeof import('@vueuse/core')['useParentElement']>
+    readonly usePerformanceObserver: UnwrapRef<typeof import('@vueuse/core')['usePerformanceObserver']>
     readonly usePermission: UnwrapRef<typeof import('@vueuse/core')['usePermission']>
     readonly usePointer: UnwrapRef<typeof import('@vueuse/core')['usePointer']>
     readonly usePointerLock: UnwrapRef<typeof import('@vueuse/core')['usePointerLock']>
@@ -530,8 +550,10 @@ declare module 'vue' {
     readonly watchArray: UnwrapRef<typeof import('@vueuse/core')['watchArray']>
     readonly watchAtMost: UnwrapRef<typeof import('@vueuse/core')['watchAtMost']>
     readonly watchDebounced: UnwrapRef<typeof import('@vueuse/core')['watchDebounced']>
+    readonly watchDeep: UnwrapRef<typeof import('@vueuse/core')['watchDeep']>
     readonly watchEffect: UnwrapRef<typeof import('vue')['watchEffect']>
     readonly watchIgnorable: UnwrapRef<typeof import('@vueuse/core')['watchIgnorable']>
+    readonly watchImmediate: UnwrapRef<typeof import('@vueuse/core')['watchImmediate']>
     readonly watchOnce: UnwrapRef<typeof import('@vueuse/core')['watchOnce']>
     readonly watchPausable: UnwrapRef<typeof import('@vueuse/core')['watchPausable']>
     readonly watchPostEffect: UnwrapRef<typeof import('vue')['watchPostEffect']>
@@ -545,8 +567,10 @@ declare module 'vue' {
 declare module '@vue/runtime-core' {
   interface ComponentCustomProperties {
     readonly EffectScope: UnwrapRef<typeof import('vue')['EffectScope']>
+    readonly ElForm: UnwrapRef<typeof import('element-plus/es')['ElForm']>
     readonly ElMessage: UnwrapRef<typeof import('element-plus/es')['ElMessage']>
     readonly ElMessageBox: UnwrapRef<typeof import('element-plus/es')['ElMessageBox']>
+    readonly ElTree: UnwrapRef<typeof import('element-plus/es')['ElTree']>
     readonly asyncComputed: UnwrapRef<typeof import('@vueuse/core')['asyncComputed']>
     readonly autoResetRef: UnwrapRef<typeof import('@vueuse/core')['autoResetRef']>
     readonly computed: UnwrapRef<typeof import('vue')['computed']>
@@ -561,7 +585,9 @@ declare module '@vue/runtime-core' {
     readonly createGlobalState: UnwrapRef<typeof import('@vueuse/core')['createGlobalState']>
     readonly createInjectionState: UnwrapRef<typeof import('@vueuse/core')['createInjectionState']>
     readonly createReactiveFn: UnwrapRef<typeof import('@vueuse/core')['createReactiveFn']>
+    readonly createReusableTemplate: UnwrapRef<typeof import('@vueuse/core')['createReusableTemplate']>
     readonly createSharedComposable: UnwrapRef<typeof import('@vueuse/core')['createSharedComposable']>
+    readonly createTemplatePromise: UnwrapRef<typeof import('@vueuse/core')['createTemplatePromise']>
     readonly createUnrefFn: UnwrapRef<typeof import('@vueuse/core')['createUnrefFn']>
     readonly customRef: UnwrapRef<typeof import('vue')['customRef']>
     readonly debouncedRef: UnwrapRef<typeof import('@vueuse/core')['debouncedRef']>
@@ -642,11 +668,14 @@ declare module '@vue/runtime-core' {
     readonly unrefElement: UnwrapRef<typeof import('@vueuse/core')['unrefElement']>
     readonly until: UnwrapRef<typeof import('@vueuse/core')['until']>
     readonly useActiveElement: UnwrapRef<typeof import('@vueuse/core')['useActiveElement']>
+    readonly useAnimate: UnwrapRef<typeof import('@vueuse/core')['useAnimate']>
+    readonly useArrayDifference: UnwrapRef<typeof import('@vueuse/core')['useArrayDifference']>
     readonly useArrayEvery: UnwrapRef<typeof import('@vueuse/core')['useArrayEvery']>
     readonly useArrayFilter: UnwrapRef<typeof import('@vueuse/core')['useArrayFilter']>
     readonly useArrayFind: UnwrapRef<typeof import('@vueuse/core')['useArrayFind']>
     readonly useArrayFindIndex: UnwrapRef<typeof import('@vueuse/core')['useArrayFindIndex']>
     readonly useArrayFindLast: UnwrapRef<typeof import('@vueuse/core')['useArrayFindLast']>
+    readonly useArrayIncludes: UnwrapRef<typeof import('@vueuse/core')['useArrayIncludes']>
     readonly useArrayJoin: UnwrapRef<typeof import('@vueuse/core')['useArrayJoin']>
     readonly useArrayMap: UnwrapRef<typeof import('@vueuse/core')['useArrayMap']>
     readonly useArrayReduce: UnwrapRef<typeof import('@vueuse/core')['useArrayReduce']>
@@ -732,6 +761,8 @@ declare module '@vue/runtime-core' {
     readonly useOnline: UnwrapRef<typeof import('@vueuse/core')['useOnline']>
     readonly usePageLeave: UnwrapRef<typeof import('@vueuse/core')['usePageLeave']>
     readonly useParallax: UnwrapRef<typeof import('@vueuse/core')['useParallax']>
+    readonly useParentElement: UnwrapRef<typeof import('@vueuse/core')['useParentElement']>
+    readonly usePerformanceObserver: UnwrapRef<typeof import('@vueuse/core')['usePerformanceObserver']>
     readonly usePermission: UnwrapRef<typeof import('@vueuse/core')['usePermission']>
     readonly usePointer: UnwrapRef<typeof import('@vueuse/core')['usePointer']>
     readonly usePointerLock: UnwrapRef<typeof import('@vueuse/core')['usePointerLock']>
@@ -797,8 +828,10 @@ declare module '@vue/runtime-core' {
     readonly watchArray: UnwrapRef<typeof import('@vueuse/core')['watchArray']>
     readonly watchAtMost: UnwrapRef<typeof import('@vueuse/core')['watchAtMost']>
     readonly watchDebounced: UnwrapRef<typeof import('@vueuse/core')['watchDebounced']>
+    readonly watchDeep: UnwrapRef<typeof import('@vueuse/core')['watchDeep']>
     readonly watchEffect: UnwrapRef<typeof import('vue')['watchEffect']>
     readonly watchIgnorable: UnwrapRef<typeof import('@vueuse/core')['watchIgnorable']>
+    readonly watchImmediate: UnwrapRef<typeof import('@vueuse/core')['watchImmediate']>
     readonly watchOnce: UnwrapRef<typeof import('@vueuse/core')['watchOnce']>
     readonly watchPausable: UnwrapRef<typeof import('@vueuse/core')['watchPausable']>
     readonly watchPostEffect: UnwrapRef<typeof import('vue')['watchPostEffect']>
diff --git a/src/types/components.d.ts b/src/types/components.d.ts
index d0f5a3ee..5d1931fd 100644
--- a/src/types/components.d.ts
+++ b/src/types/components.d.ts
@@ -70,7 +70,6 @@ declare module '@vue/runtime-core' {
     RightPanel: typeof import('./../components/RightPanel/index.vue')['default']
     RouterLink: typeof import('vue-router')['RouterLink']
     RouterView: typeof import('vue-router')['RouterView']
-    Screenfull: typeof import('./../components/Screenfull/index.vue')['default']
     SingleUpload: typeof import('./../components/Upload/SingleUpload.vue')['default']
     SizeSelect: typeof import('./../components/SizeSelect/index.vue')['default']
     SvgIcon: typeof import('./../components/SvgIcon/index.vue')['default']
diff --git a/src/views/demo/signature.vue b/src/views/demo/signature.vue
index c90e2ec8..08cd720f 100644
--- a/src/views/demo/signature.vue
+++ b/src/views/demo/signature.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import { uploadFileApi } from "@/api/file";
+import { makeInstaller } from "element-plus";
 
 const imgUrl = ref("");
 const canvas = ref();
@@ -102,14 +103,17 @@ const handleSaveImg = () => {
 const dataURLtoFile = (dataurl: string, filename: string) => {
   const arr: string[] = dataurl.split(",");
   if (!arr.length) return;
-  const mime = arr[0]?.match(/:(.*?);/)[1];
-  const bstr = atob(arr[1]);
-  let n = bstr.length;
-  const u8arr = new Uint8Array(n);
-  while (n--) {
-    u8arr[n] = bstr.charCodeAt(n);
+
+  const mime = arr[0].match(/:(.*?);/);
+  if (mime && !mime.length) {
+    const bstr = atob(arr[1]);
+    let n = bstr.length;
+    const u8arr = new Uint8Array(n);
+    while (n--) {
+      u8arr[n] = bstr.charCodeAt(n);
+    }
+    return new File([u8arr], filename, { type: mime[0] });
   }
-  return new File([u8arr], filename, { type: mime });
 };
 // canvas 画图
 function paint(