diff --git a/lib/requestHandler.js b/lib/requestHandler.js
index 9618147..c2aafd3 100644
--- a/lib/requestHandler.js
+++ b/lib/requestHandler.js
@@ -221,7 +221,7 @@ function getWsReqInfo(wsReq) {
   // TODO 如果是windows机器，url是不是全路径？需要对其过滤，取出
   const path = wsReq.url || '/';
 
-  const isEncript = true && wsReq.connection && wsReq.connection.encrypted;
+  const isEncript = wsReq.connection && wsReq.connection.encrypted;
   /**
    * construct the request headers based on original connection,
    * but delete the `sec-websocket-*` headers as they are already consumed by AnyProxy
diff --git a/lib/webInterface.js b/lib/webInterface.js
index b039fc9..f450221 100644
--- a/lib/webInterface.js
+++ b/lib/webInterface.js
@@ -56,7 +56,7 @@ class webInterface extends events.EventEmitter {
    */
   getServer() {
     const self = this;
-    const recorder = self.recorder;    
+    const recorder = self.recorder;
     const ipAddress = ip.address(),
       // userRule = proxyInstance.proxyRule,
       webBasePath = 'web';
@@ -68,10 +68,9 @@ class webInterface extends events.EventEmitter {
       customMenu = ''; // userRule._getCustomMenu();
     } catch (e) { }
 
-    const myAbsAddress = 'http://' + ipAddress + ':' + self.webPort + '/',
-      staticDir = path.join(__dirname, '../', webBasePath);
-
+    const staticDir = path.join(__dirname, '../', webBasePath);
     const app = express();
+
     app.use(compress()); //invoke gzip
     app.use((req, res, next) => {
       res.setHeader('note', 'THIS IS A REQUEST FROM ANYPROXY WEB INTERFACE');
@@ -217,35 +216,32 @@ class webInterface extends events.EventEmitter {
     //make qr code
     app.get('/qr', (req, res) => {
       res.setHeader('Access-Control-Allow-Origin', '*');
-      const qr = qrCode.qrcode(4, 'M'),
-        targetUrl = myAbsAddress;
+      res.setHeader('Content-Type', 'text/html');
+
+      const qr = qrCode.qrcode(4, 'M');
+      const targetUrl = req.protocol + '://' + req.get('host');
       qr.addData(targetUrl);
       qr.make();
       const qrImageTag = qr.createImgTag(4);
       const resDom = '<a href="__url"> __img <br> click or scan qr code to start client </a>'.replace(/__url/, targetUrl).replace(/__img/, qrImageTag);
-      res.setHeader('Content-Type', 'text/html');
       res.end(resDom);
     });
 
     app.get('/api/getQrCode', (req, res) => {
       res.setHeader('Access-Control-Allow-Origin', '*');
-      const qr = qrCode.qrcode(4, 'M'),
-        targetUrl = myAbsAddress + 'fetchCrtFile';
+
+      const qr = qrCode.qrcode(4, 'M');
+      const targetUrl = req.protocol + '://' + req.get('host') + '/fetchCrtFile';
+      const isRootCAFileExists = certMgr.isRootCAFileExists();
 
       qr.addData(targetUrl);
       qr.make();
-      const qrImageTag = qr.createImgTag(4);
 
-      // resDom = '<a href="__url"> __img <br> click or scan qr code to download rootCA.crt </a>'.replace(/__url/,targetUrl).replace(/__img/,qrImageTag);
-      // res.setHeader("Content-Type", "text/html");
-      // res.end(resDom);
-
-      const isRootCAFileExists = certMgr.isRootCAFileExists();
       res.json({
         status: 'success',
         url: targetUrl,
         isRootCAFileExists,
-        qrImgDom: qrImageTag
+        qrImgDom: qr.createImgTag(4)
       });
     });
 
diff --git a/lib/wsServer.js b/lib/wsServer.js
index 7ab654a..beb28b2 100644
--- a/lib/wsServer.js
+++ b/lib/wsServer.js
@@ -72,7 +72,7 @@ class wsServer {
         clientTracking: true,
       });
       resolve();
-      
+
       // the queue of the messages to be delivered
       let messageQueue = [];
       // the flat to indicate wheter to broadcast the record
@@ -102,7 +102,7 @@ class wsServer {
           try {
             data = JSON.stringify(data);
           } catch (e) {
-            console.error('==> errorr when do broadcast ', e, data);
+            console.error('==> error when do broadcast ', e, data);
           }
         }
         for (const client of wss.clients) {
diff --git a/test/server/server.js b/test/server/server.js
index fcab17f..aae74b9 100644
--- a/test/server/server.js
+++ b/test/server/server.js
@@ -67,7 +67,7 @@ function KoaServer() {
   this.logWsRequest = function (wsReq) {
     const headers = wsReq.headers;
     const host = headers.host;
-    const isEncript = true && wsReq.connection && wsReq.connection.encrypted;
+    const isEncript = wsReq.connection && wsReq.connection.encrypted;
     const protocol = isEncript ? 'wss' : 'ws';
     let key = `${protocol}://${host}${wsReq.url}`;
     // take proxy data with 'proxy-' + url