diff --git a/src/frontend/netdetails/creatnetpage.cpp b/src/frontend/netdetails/creatnetpage.cpp
index bd50cc20..beeaa366 100644
--- a/src/frontend/netdetails/creatnetpage.cpp
+++ b/src/frontend/netdetails/creatnetpage.cpp
@@ -33,7 +33,6 @@ CreatNetPage::CreatNetPage(QWidget *parent):QFrame(parent)
 void CreatNetPage::initUI()
 {
     connNameEdit = new LineEdit(this);
-    connNameEdit->setMaxLength(MAX_NAME_LENGTH);
     ipv4ConfigCombox = new QComboBox(this);
     ipv4addressEdit = new LineEdit(this);
     netMaskEdit = new LineEdit(this);
@@ -109,6 +108,10 @@ void CreatNetPage::initUI()
     ipv4ConfigCombox->addItem(tr("Auto(DHCP)"), AUTO_CONFIG); //"自动(DHCP)"
     ipv4ConfigCombox->addItem(tr("Manual"), MANUAL_CONFIG); //"手动"
 
+    QRegExp nameRx("^.{0,32}$");
+    QValidator *validator = new QRegExpValidator(nameRx, this);
+
+    connNameEdit->setValidator(validator);
     ipv4addressEdit->setValidator(new QRegExpValidator(rx, this));
     gateWayEdit->setValidator(new QRegExpValidator(rx, this));
     netMaskEdit->setValidator(new QRegExpValidator(rx, this));
diff --git a/src/frontend/netdetails/detailpage.cpp b/src/frontend/netdetails/detailpage.cpp
index fb95803a..46a1c85c 100644
--- a/src/frontend/netdetails/detailpage.cpp
+++ b/src/frontend/netdetails/detailpage.cpp
@@ -245,7 +245,10 @@ void DetailPage::initUI() {
         m_SSIDEdit->setAlignment(Qt::AlignRight);
         m_SSIDEdit->setStyleSheet("border-top:0px  solid;border-bottom:1px  solid;border-left:0px  solid;border-right: 0px  solid;background:transparent");
         m_SSIDEdit->setPlaceholderText(tr("Please input SSID:"));
-        m_SSIDEdit->setMaxLength(MAX_NAME_LENGTH);
+        QRegExp nameRx("^.{0,32}$");
+        QValidator *validator = new QRegExpValidator(nameRx, this);
+
+        m_SSIDEdit->setValidator(validator);
         m_ssidWidget = new DetailWidget(qobject_cast<QWidget *>(m_SSIDEdit), m_listWidget);
     }
 
diff --git a/src/frontend/netdetails/joinhiddenwifipage.cpp b/src/frontend/netdetails/joinhiddenwifipage.cpp
index d5792bc6..16cc963d 100644
--- a/src/frontend/netdetails/joinhiddenwifipage.cpp
+++ b/src/frontend/netdetails/joinhiddenwifipage.cpp
@@ -147,7 +147,9 @@ void JoinHiddenWiFiPage::initUI()
    m_cancelBtn->setText(tr("Cancel"));
    m_joinBtn->setText(tr("Join"));
 
-   m_nameEdit->setMaxLength(MAX_NAME_LENGTH);
+   QRegExp nameRx("^.{0,32}$");
+   QValidator *validator = new QRegExpValidator(nameRx, this);
+   m_nameEdit->setValidator(validator);
    m_nameEdit->setPlaceholderText(tr("Required")); //必填
 
    this->setWindowTitle(tr("Find and Join WLAN"));