diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 88015220..fc2f82a7 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -34,7 +34,6 @@
 #include <QtConcurrent>
 
 QString llname, lwname, hideWiFiConn;
-int currentActWifiSignalLv, count_loop;
 
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
@@ -87,8 +86,6 @@ void MainWindow::firstlyStart()
     llname = "-1";
     lwname = "-1";
     hideWiFiConn = "Connect to Hidden WLAN Network";
-    currentActWifiSignalLv = -1;
-    count_loop = 0;
 
     createTrayIcon();
     connect(trayIcon, &QSystemTrayIcon::activated, this, &MainWindow::iconActivated);
@@ -1616,7 +1613,7 @@ void MainWindow::on_btnWifiList_clicked()
         // 当前连接的wifi
         OneConnForm *ccf = new OneConnForm(topWifiListWidget, this, confForm, ksnm);
         ccf->setWifiName(tr("Not connected"), "--", "--", "--", isHuaWeiPC, isHuaWei9006C);//"当前未连接任何 Wifi"
-        ccf->setSignal("0", "--", "0");
+        ccf->setSignal("0", "--", "0", false);
         ccf->setRate("0");
         ccf->setConnedString(1, tr("Disconnected"), "");//"未连接"
         ccf->isConnected = false;
@@ -2688,7 +2685,7 @@ void MainWindow::loadWifiListDone(QStringList slist)
     OneConnForm *ccf = new OneConnForm(topWifiListWidget, this, confForm, ksnm);
     if (actWifiName == "--" || wifiActState == 1 || actWifiBssidList.at(0) == "--" || actWifiBssid == " ") {
         ccf->setWifiName(tr("Not connected"), "--", "--", "--", isHuaWeiPC, isHuaWei9006C);//"当前未连接任何 Wifi"
-        ccf->setSignal("0", "--" , "0");
+        ccf->setSignal("0", "--" , "0", false);
         activeWifiSignalLv = 0;
         ccf->setConnedString(1, tr("Disconnected"), "");//"未连接"
         ccf->isConnected = false;
@@ -2808,7 +2805,7 @@ void MainWindow::loadWifiListDone(QStringList slist)
             if (actWifiBssid == wbssid && wifiActState == 2) {
                 //对于已经连接的wifi
                 connect(this, &MainWindow::actWifiSignalLvChanaged, ccf, [ = ](const int &signalLv) {
-                    ccf->setSignal(QString::number(signalLv), wsecu, wcate);
+                    ccf->setSignal(QString::number(signalLv), wsecu, wcate, true);
                 });
                 connect(ccf, SIGNAL(selectedOneWifiForm(QString,int)), this, SLOT(oneTopWifiFormSelected(QString,int)));
                 connect(ccf, SIGNAL(requestHandleWifiDisconn()), this, SLOT(handleWifiDisconn()));
@@ -2844,7 +2841,7 @@ void MainWindow::loadWifiListDone(QStringList slist)
                     signal = ccf->getSignal();
                 else
                     signal = wsignal.toInt();
-                ccf->setSignal(QString::number(signal), wsecu, wcate);
+                ccf->setSignal(QString::number(signal), wsecu, wcate, true);
                 setTrayIconOfWifi(wsignal.toInt());
                 activeWifiSignalLv = wsignal.toInt();
                 //objKyDBus->getWifiMac(wname);
@@ -2899,7 +2896,7 @@ void MainWindow::loadWifiListDone(QStringList slist)
                 }
                 //ocf->setRate(wrate);
                 ocf->setLine(true);
-                ocf->setSignal(wsignal, wsecu, wcate);
+                ocf->setSignal(wsignal, wsecu, wcate, true);
                 //objKyDBus->getWifiMac(wname);
                 ocf->setWifiInfo(wsecu, wsignal, wbssid, freqState);
                 ocf->setConnedString(0, tr("Disconnected"), wsecu);
@@ -3133,7 +3130,7 @@ void MainWindow::updateWifiListDone(QStringList slist)
                 }
                 //addItem->setRate(wrate);
                 addItem->setLine(false);
-                addItem->setSignal(wsignal, wsecu, wcate);
+                addItem->setSignal(wsignal, wsecu, wcate, true);
                 //objKyDBus->getWifiMac(wname);
                 addItem->setWifiInfo(wsecu, wsignal, wbssid, freqState);
                 addItem->setConnedString(0, tr("Disconnected"), wsecu);//"未连接"
@@ -3815,7 +3812,7 @@ void MainWindow::disWifiDoneChangeUI()
         if (ocf->isActive == true) {
             ocf->setSelected(false, false);
             ocf->setWifiName(tr("Not connected"), "--", "--", "--", isHuaWeiPC, isHuaWei9006C);//"当前未连接任何 Wifi"
-            ocf->setSignal("0", "--", "0");
+            ocf->setSignal("0", "--", "0", false);
             ocf->setConnedString(1, tr("Disconnected"), "");//"未连接"
             ocf->lbFreq->hide();
             lbLoadDown->hide();
diff --git a/src/oneconnform.cpp b/src/oneconnform.cpp
index 2f48a95b..a77ba9e4 100644
--- a/src/oneconnform.cpp
+++ b/src/oneconnform.cpp
@@ -34,8 +34,6 @@
 #include <QDBusObjectPath>
 #include <QtConcurrent>
 
-extern int currentActWifiSignalLv;
-
 OneConnForm::OneConnForm(QWidget *parent, MainWindow *mainWindow, ConfForm *confForm, KSimpleNM *ksnm) :
     QWidget(parent),
     ui(new Ui::OneConnForm)
@@ -531,7 +529,7 @@ void OneConnForm::setLine(bool isShow)
     }
 }
 
-void OneConnForm::setSignal(QString lv, QString secu, QString category)
+void OneConnForm::setSignal(QString lv, QString secu, QString category, bool hasSignalStrength)
 {
     this->m_signal = lv.toInt();
     int signal = lv.toInt();
@@ -562,7 +560,6 @@ void OneConnForm::setSignal(QString lv, QString secu, QString category)
         } else {
             signalStyle += "-full.png);}";
         }
-        signalLv = 1;
     }
     if (signal > 55 && signal <= 75) {
         if (hasPwd) {
@@ -570,7 +567,6 @@ void OneConnForm::setSignal(QString lv, QString secu, QString category)
         } else {
             signalStyle += "-high.png);}";
         }
-        signalLv = 2;
     }
     if (signal > 35 && signal <= 55) {
         if (hasPwd) {
@@ -578,24 +574,19 @@ void OneConnForm::setSignal(QString lv, QString secu, QString category)
         } else {
             signalStyle += "-medium.png);}";
         }
-        signalLv = 3;
     }
-    if (signal > 15 && signal <= 35) {
-        if (hasPwd) {
-            signalStyle += "-low-pwd.png);}";
-        } else {
-            signalStyle += "-low.png);}";
-        }
-        signalLv = 4;
-    }
-    if (signal <= 15) {
-        if (hasPwd) {
-            signalStyle += "-none-pwd.png);}";
+    if (signal <= 35) {
+        if (hasSignalStrength) {
+            if (hasPwd) {
+                signalStyle += "-low-pwd.png);}";
+            } else {
+                signalStyle += "-low.png);}";
+            }
         } else {
             signalStyle += "-none.png);}";
         }
-        signalLv = 4;
     }
+
     ui->lbSignal->setStyleSheet(signalStyle);
 }
 
@@ -1177,9 +1168,6 @@ void OneConnForm::slotConnWifiResult(int connFlag)
         ui->checkBoxPwd->setChecked(false);
     }
 
-    // 设置全局变量，当前连接Wifi的信号强度
-    currentActWifiSignalLv = signalLv;
-
     this->stopWifiWaiting(true);
 
     mw->is_stop_check_net_state = 0;
diff --git a/src/oneconnform.h b/src/oneconnform.h
index 91612123..9d83ff3a 100644
--- a/src/oneconnform.h
+++ b/src/oneconnform.h
@@ -66,7 +66,7 @@ public:
     ~OneConnForm();
 
     // category:1->normal protocol 1->wifi 6 2->wifi 6+
-    void setSignal(QString lv, QString secu,QString category = "0");
+    void setSignal(QString lv, QString secu, QString category = "0", bool hasSignalStrength = true);
     int getSignal();
     void setWifiName(QString name, QString bssid, QString uuid, QString isname, bool isHW, bool is9006C);
     QString getName();