diff --git a/README.md b/README.md
index 49d1b90e..d0633ae3 100755
--- a/README.md
+++ b/README.md
@@ -128,7 +128,7 @@
 
 >34、修复右键复制无效问题(仅限文字消息，不包括链接)
 
->35、可以正确的使用是否允许多实例运行
+>35、可以正确地使用是否允许多实例运行
 
 <br>
 <br>
diff --git a/package.json b/package.json
index a18aeefd..75237be8 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "electronic-wechat",
-  "version": "2.1.6",
+  "version": "2.1.7",
   "description": "An Electron application for WeChat",
   "main": "src/main.js",
   "scripts": {
diff --git a/scripts/build.sh b/scripts/build.sh
index 37352abc..e91aeefe 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -27,7 +27,7 @@ fi
 
 ignore_list="dist|scripts|\.idea|.*\.md|.*\.yml|node_modules/nodejieba|install"
 
-electron-packager . "${APP_NAME}" --platform=$PLATFORM --arch=$ARCH --electronVersion=2.0.0 --app-version=2.1.6 --asar --icon=assets/icon.icns --overwrite --out=./dist --ignore=${ignore_list}
+electron-packager . "${APP_NAME}" --platform=$PLATFORM --arch=$ARCH --electronVersion=2.0.0 --app-version=2.1.7 --asar --icon=assets/icon.icns --overwrite --out=./dist --ignore=${ignore_list}
 
 if [ $? -eq 0 ]; then
   echo -e "$(tput setaf 2)Packaging for $PLATFORM $ARCH succeeded.$(tput sgr0)\n"
diff --git a/src/common_en.js b/src/common_en.js
index ccea26f8..033e6562 100755
--- a/src/common_en.js
+++ b/src/common_en.js
@@ -88,6 +88,8 @@ Common.trayTitle = 'Tray Icon color (Black/White)';
 Common.trayDesc = 'Select a color to match your desktop theme';
 Common.proxyTitle = 'Set Proxy'
 Common.proxyDesc = 'Select Proxy Mode'
+Common.blurTitle = 'Blur Processing'
+Common.blurDesc = 'Whether to go into suspended state when blur'
 
 Common.UPGRADE = 'UPGRADE';
 Common.FEEDBACK = 'FEEDBACK';
diff --git a/src/main.js b/src/main.js
index 561c16ef..36ec34b8 100755
--- a/src/main.js
+++ b/src/main.js
@@ -50,7 +50,7 @@ class ElectronicWeChat {
   }
 
   initSetting(){
-    if (!AppConfig.readSettings('chat-area-offset-y')) {
+    if (!AppConfig.readSettings('blur')) {
       AppConfig.saveSettings('language', AppConfig.readSettings('language')||'zh-CN');
       AppConfig.saveSettings('prevent-recall', AppConfig.readSettings('prevent-recall')||'on');
       AppConfig.saveSettings('icon', AppConfig.readSettings('icon')||'black');
@@ -64,6 +64,7 @@ class ElectronicWeChat {
       AppConfig.saveSettings('proxy',AppConfig.readSettings('proxy')||'on')
       AppConfig.saveSettings('proxy-url',AppConfig.readSettings('proxy-url')||'socks5://127.0.0.1:1080')
       AppConfig.saveSettings('chat-area-offset-y',AppConfig.readSettings('chat-area-offset-y')||'0')
+      AppConfig.saveSettings('blur',AppConfig.readSettings('blur')||'on')
     }
   }
 
diff --git a/src/windows/controllers/settings.js b/src/windows/controllers/settings.js
index 855de218..3c481129 100755
--- a/src/windows/controllers/settings.js
+++ b/src/windows/controllers/settings.js
@@ -44,8 +44,10 @@ class SettingsWindow {
       this.settingsWindow = null;
       this.isShown = false;
     });
+    // debug
     // this.settingsWindow.once('ready-to-show', () => {
     //   this.settingsWindow.show();
+    //   this.settingsWindow.toggleDevTools();
     // });
   }
 
@@ -55,7 +57,6 @@ class SettingsWindow {
     }
     this.settingsWindow.show();
     this.isShown = true;
-    //this.settingsWindow.toggleDevTools();
   }
 
   hide() {
diff --git a/src/windows/controllers/wechat.js b/src/windows/controllers/wechat.js
index e5c072c5..0c452df9 100755
--- a/src/windows/controllers/wechat.js
+++ b/src/windows/controllers/wechat.js
@@ -209,8 +209,10 @@ class WeChatWindow {
     });
 
     this.wechatWindow.on('blur', () => {
-      this.isShown = false;
-      this.wechatWindow.webContents.send('hide-wechat-window');
+      if(AppConfig.readSettings('blur') === 'on'){
+        this.isShown = false;
+        this.wechatWindow.webContents.send('hide-wechat-window');
+      }
     });
 
     this.wechatWindow.on('resize',(event) => {
diff --git a/src/windows/views/settings.html b/src/windows/views/settings.html
index 62b2be15..ac3e96c9 100755
--- a/src/windows/views/settings.html
+++ b/src/windows/views/settings.html
@@ -18,7 +18,7 @@
     <div class="top-bar-middle">
       <ul class="title-list">
         <li>
-          <h1>Electronic Wechat V2.1.6</h1></li>
+          <h1>Electronic Wechat V2.1.7</h1></li>
         <li>
           <h1 style="font-size:95%;">Powered by Electron V<span id="top-title-electron-ver">process.versions.electron</span></h1></li>
       </ul>
@@ -184,6 +184,22 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
         </li>
       </ul>
     </section>
+    <section>
+      <ul>
+        <li class="menu-title">
+          <h3 id="app-blur-title">失焦处理</h3>
+        </li>
+        <li class="menu-desc">
+          <h4 id="app-blur-desc">在失去焦点的时候是否进入挂起状态</h4>
+        </li>
+        <li class="menu-button">
+          <select id="app-blur-select"  onchange="changefun('blur')">
+            <option value="on">On</option>
+            <option value="off">Off</option>
+          </select>
+        </li>
+      </ul>
+    </section>
   </div>
 
   <script>
@@ -204,6 +220,7 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
     const update = AppConfig.readSettings('update');
     const proxy = AppConfig.readSettings('proxy');
     const proxyURl = AppConfig.readSettings('proxy-url');
+    const blur = AppConfig.readSettings('blur');
 
     const lanSelect = $('app-language-select');
     const recallSelect = $('app-recall-select');
@@ -215,6 +232,7 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
     const updateSelect = $('app-update-select');
     const proxySelect = $('app-proxy-select');
     const proxyInput = $('app-proxy-input');
+    const blurSelect = $('app-blur-select');
 
     function $(id) {
       return document.getElementById(id);
@@ -289,6 +307,9 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
             $('app-proxy-input').style.display='none'
           }
           break
+        case 'blur':
+          AppConfig.saveSettings('blur', blurSelect.value)
+          break
       }
     }
 
@@ -304,6 +325,7 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
       $('app-proxy-select').value = proxy;
       $('app-proxy-input').value = proxyURl;
       $('app-proxy-input').style.display = (proxy==='setProxy')?'block':'none'
+      $('app-blur-select').value = blur;
     }
 
     function setLocale() {
@@ -329,6 +351,8 @@ <h4 id="app-tray-desc">选择一个适合当前主题的颜色</h4>
       $('app-tray-desc').innerHTML = Common.trayDesc;
       $('upgrade-btn').innerHTML = Common.UPGRADE;
       $('feedback-btn').innerHTML = Common.FEEDBACK;
+      $('app-blur-title').innerHTML = Common.blurTitle;
+      $('app-blur-desc').innerHTML = Common.blurDesc;
     }
 
     function setProxy(){