diff --git a/package-lock.json b/package-lock.json
index 2b864ce..90f786d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "unlock-music",
-  "version": "1.8.1",
+  "version": "v1.9.0-beta",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -7400,9 +7400,9 @@
       "dev": true
     },
     "iconv-lite": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.2.tgz",
-      "integrity": "sha512-2y91h5OpQlolefMPmUlivelittSWy0rP+oYVpn6A7GwVHNE8AWzoYOBNmlwks3LobaJxgHCYZAnyNo2GgpNRNQ==",
+      "version": "0.6.3",
+      "resolved": "http://mirrors.cloud.tencent.com/npm/iconv-lite/-/iconv-lite-0.6.3.tgz",
+      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
       "requires": {
         "safer-buffer": ">= 2.1.2 < 3.0.0"
       }
diff --git a/package.json b/package.json
index 8666813..432824d 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "unlock-music",
-  "version": "1.8.1",
-  "updateInfo": "添加构建为Docker镜像",
+  "version": "v1.9.0-beta",
+  "updateInfo": "新增写入本地文件系统; 优化.kwm解锁; 支持.acc嗅探; 使用Typescript重构",
   "license": "MIT",
   "description": "Unlock encrypted music file in browser.",
   "repository": {
@@ -21,7 +21,7 @@
     "core-js": "^3.12.1",
     "crypto-js": "^4.0.0",
     "element-ui": "^2.15.1",
-    "iconv-lite": "^0.6.2",
+    "iconv-lite": "^0.6.3",
     "jimp": "^0.16.1",
     "metaflac-js": "^1.0.5",
     "music-metadata-browser": "^2.2.6",
diff --git a/src/view/Home.vue b/src/view/Home.vue
index 9e44733..6f4e2b8 100644
--- a/src/view/Home.vue
+++ b/src/view/Home.vue
@@ -16,10 +16,13 @@
 
                 <el-tooltip class="item" effect="dark" placement="top-start">
                     <div slot="content">
-                        当您使用此工具进行大量文件解锁的时候，建议开启此选项。<br/>
-                        开启后，解锁结果将不会存留于浏览器中，防止内存不足。
+                        <span v-if="instant_save">工作模式: {{ dir ? "写入本地文件系统" : "调用浏览器下载" }}</span>
+                        <span v-else>
+                            当您使用此工具进行大量文件解锁的时候，建议开启此选项。<br/>
+                            开启后，解锁结果将不会存留于浏览器中，防止内存不足。
+                        </span>
                     </div>
-                    <el-checkbox v-model="instant_download" border class="ml-2">立即保存</el-checkbox>
+                    <el-checkbox v-model="instant_save" border class="ml-2">立即保存</el-checkbox>
                 </el-tooltip>
             </el-row>
         </div>
@@ -48,19 +51,19 @@ export default {
             playing_url: "",
             playing_auto: false,
             filename_policy: FilenamePolicy.ArtistAndTitle,
-            instant_download: false,
+            instant_save: false,
             FilenamePolicies,
             dir: null
         }
     },
     watch: {
-        instant_download(val) {
+        instant_save(val) {
             if (val) this.showDirectlySave()
         }
     },
     methods: {
         async showSuccess(data) {
-            if (this.instant_download) {
+            if (this.instant_save) {
                 await this.saveFile(data)
                 RemoveBlobMusic(data);
             } else {