diff --git a/LedOK/base/loqtreewidget.cpp b/LedOK/base/loqtreewidget.cpp
index 3132eb1..3cc4ae8 100644
--- a/LedOK/base/loqtreewidget.cpp
+++ b/LedOK/base/loqtreewidget.cpp
@@ -9,16 +9,15 @@ public:
     }
     QWidget *fdIsSelAll;
 protected:
-    void paintSection(QPainter *painter, const QRect &rect, int logicalIndex) const override;
+    void paintSection(QPainter *painter, const QRect &rect, int logicalIndex) const override {
+        QHeaderView::paintSection(painter, rect, logicalIndex);
+        if(logicalIndex == 0) fdIsSelAll->setGeometry(rect);
+    }
 };
-void CheckableHeader::paintSection(QPainter *painter, const QRect &rect, int logicalIndex) const{
-    QHeaderView::paintSection(painter, rect, logicalIndex);
-    if(logicalIndex == 0) fdIsSelAll->setGeometry(rect);
-}
 
 
 LoQTreeWidget::LoQTreeWidget(QWidget *parent) : QTreeWidget(parent), m_checkState(CheckNone) {
-    fdIsSelAll = new QCheckBox();
+    fdIsSelAll = new QCheckBox;
     fdIsSelAll->setStyleSheet("QCheckBox{margin-left: 5px;}");
     m_header = new CheckableHeader(Qt::Horizontal, fdIsSelAll);
     setHeader(m_header);
diff --git a/LedOK/devicepanel.cpp b/LedOK/devicepanel.cpp
index 84641a6..236fb1e 100644
--- a/LedOK/devicepanel.cpp
+++ b/LedOK/devicepanel.cpp
@@ -142,6 +142,39 @@ QPushButton:hover {background-color: #08b;}
 
     vBox->addLayout(mHBox);
 
+    m_headerItem = new QTreeWidgetItem();
+    for(int i=1; i<DeviceTable_End; i++) m_headerItem->setTextAlignment(i, Qt::AlignCenter);
+    mDeviceTable->setHeaderItem(m_headerItem);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Check, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Check, 36);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Online, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Online, 48);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ID, QHeaderView::Stretch);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_IP, QHeaderView::Stretch);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ScreenSize, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_ScreenSize, 108);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Remark, QHeaderView::Stretch);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Brightness, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Brightness, 108);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Power, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Power, 84);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Password, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Password, 72);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Info, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Info, 72);
+    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Screenshot, QHeaderView::Fixed);
+    mDeviceTable->setColumnWidth(DeviceTable_Screenshot, 72);
+
+    connect(mDeviceTable, &LoQTreeWidget::sigCheckStateChanged, this, [=] {
+        gSelCards.clear();
+        int cnt = mDeviceTable->topLevelItemCount();
+        for(int i=0; i<cnt; i++) if(mDeviceTable->topLevelItem(i)->checkState(0) == Qt::Checked) gSelCards.append(static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->mCard);
+        emit sigSelectedDeviceList();
+    });
+    mDeviceTable->hideColumn(0);
+    mDeviceTable->fdIsSelAll->hide();
+    mDeviceTable->sortItems(DeviceTable_ID, Qt::AscendingOrder);
+
     connect(&mUdpTimer, &QTimer::timeout, this, &DevicePanel::sendGetInfo);
     connect(&mUdpSocket, &QUdpSocket::readyRead, this, [this] {
         while(mUdpSocket.hasPendingDatagrams()) {
@@ -237,38 +270,6 @@ QPushButton:hover {background-color: #08b;}
         }
     });
 
-    m_headerItem = new QTreeWidgetItem();
-    for(int i=1; i<DeviceTable_End; i++) m_headerItem->setTextAlignment(i, Qt::AlignCenter);
-    mDeviceTable->setHeaderItem(m_headerItem);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Check, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Check, 36);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Online, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Online, 48);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ID, QHeaderView::Stretch);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_IP, QHeaderView::Stretch);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_ScreenSize, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_ScreenSize, 108);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Remark, QHeaderView::Stretch);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Brightness, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Brightness, 108);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Power, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Power, 84);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Password, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Password, 72);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Info, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Info, 72);
-    mDeviceTable->header()->setSectionResizeMode(DeviceTable_Screenshot, QHeaderView::Fixed);
-    mDeviceTable->setColumnWidth(DeviceTable_Screenshot, 72);
-
-    connect(mDeviceTable, &LoQTreeWidget::sigCheckStateChanged, this, [=] {
-        gSelCards.clear();
-        int cnt = mDeviceTable->topLevelItemCount();
-        for(int i=0; i<cnt; i++) if(mDeviceTable->topLevelItem(i)->checkState(0) == Qt::Checked) gSelCards.append(static_cast<DeviceItem*>(mDeviceTable->topLevelItem(i))->mCard);
-        emit sigSelectedDeviceList();
-    });
-    mDeviceTable->hideColumn(0);
-    mDeviceTable->fdIsSelAll->hide();
-
     specifyIPDlg = new QDialog(this);
     specifyIPDlg->setWindowTitle(tr("Specify IP"));
 
diff --git a/LedOK/program/sendprogramdialog.cpp b/LedOK/program/sendprogramdialog.cpp
index 1671e01..c98fe83 100644
--- a/LedOK/program/sendprogramdialog.cpp
+++ b/LedOK/program/sendprogramdialog.cpp
@@ -46,7 +46,7 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
     hBox->addWidget(txtSearch);
 
     table = new Table{
-        {"id", "ID", 140},
+        {"id", "ID", 130},
         {"online", tr("Online"), 40},
         {"ip", "IP", 100},
         {"size", tr("Screen Size"), 80},
@@ -66,7 +66,7 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
     connect(fdCheckAll, &QCheckBox::stateChanged, this, [=](int state) {
         if(state==Qt::PartiallyChecked) return;
         int cnt = table->rowCount();
-        for(int i=0; i<cnt; i++) table->itemValid(i, colId)->setCheckState((Qt::CheckState) state);
+        for(int rr=0; rr<cnt; rr++) if(! table->isRowHidden(rr)) table->itemValid(rr, colId)->setCheckState((Qt::CheckState) state);
     });
     connect(table, &Table::updGeos, this, [=] {
         fdCheckAll->move(table->verticalHeader()->size().width() + 8, 2);
@@ -78,7 +78,7 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
         item->setCheckState(state);
         int cnt = table->rowCount();
         fdCheckAll->blockSignals(true);
-        for(int i=0; i<cnt; i++) if(table->itemValid(i, colId)->checkState()!=state) {
+        for(int rr=0; rr<cnt; rr++) if(! table->isRowHidden(rr) && table->itemValid(rr, colId)->checkState()!=state) {
             fdCheckAll->setCheckState(Qt::PartiallyChecked);
             goto end;
         }
@@ -86,7 +86,11 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
         end:fdCheckAll->blockSignals(false);
     };
     connect(table, &Table::cellClicked, table, cellClicked);
-    connect(table, &Table::cellEntered, table, cellClicked);
+    connect(table, &Table::cellEntered, table, [=](int row, int column) {
+        if(column!=colId) return;
+        if((QApplication::mouseButtons() & Qt::LeftButton) == 0) return;
+        cellClicked(row, column);
+    });
 
     auto btnBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
     btnBox->button(QDialogButtonBox::Ok)->setText(tr("Publish"));
@@ -95,18 +99,18 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
         if(mWaitCnt > 0) return;
         int cnt = table->rowCount();
         int sentCnt{0};
-        for(int i=0; i<cnt; i++) {
-            auto fdId = table->itemValid(i, colId);
+        for(int rr=0; rr<cnt; rr++) if(! table->isRowHidden(rr)) {
+            auto fdId = table->itemValid(rr, colId);
             if(fdId->checkState()!=Qt::Checked) continue;
             if(fdId->data(isSending).toBool()) continue;
-            auto btnUnlock = (QPushButton*) table->cellWidget(i, "encrypt");
-            auto fdRemarks = table->itemValid(i, "remarks");
+            auto btnUnlock = (QPushButton*) table->cellWidget(rr, "encrypt");
+            auto fdRemarks = table->itemValid(rr, "remarks");
             if(btnUnlock && btnUnlock->property("isLocked").toBool()) {
                 fdRemarks->setText(tr("This screen is encrypted"));
                 fdRemarks->setForeground(Qt::red);
                 continue;
             }
-            auto fdProgress = (QProgressBar*) table->cellWidget(i, "progress");
+            auto fdProgress = (QProgressBar*) table->cellWidget(rr, "progress");
             fdProgress->setValue(0);
             if(sentCnt>=5) {
                 fdRemarks->setText("    "+tr("Waiting")+" ...");
@@ -116,7 +120,7 @@ SendProgramDialog::SendProgramDialog(QString progName, QWidget *parent) : QDialo
             }
             fdId->setData(isSending, true);
             fdRemarks->setText("");
-            auto sendProg = new SendProgThread(programsDir()+"/"+mProgName+"_tmp", table->text(i, "ip"), 3333);
+            auto sendProg = new SendProgThread(programsDir()+"/"+mProgName+"_tmp", table->text(rr, "ip"), 3333);
             connect(sendProg, &SendProgThread::emErr, fdProgress, [=](QString strTip) {
                 fdId->setData(isSending, false);
                 if(strTip=="OK") {
@@ -155,7 +159,7 @@ void SendProgramDialog::addRow(LedCard card) {
 
     auto item = table->setText(cnt, "id", card.id);
     item->setCheckState(Qt::Unchecked);
-    item->setFlags(Qt::ItemIsEnabled);
+    item->setFlags(item->flags() & ~Qt::ItemIsUserCheckable);
 
     auto fdOnline = new QLabel;
     fdOnline->setAlignment(Qt::AlignCenter);
@@ -229,20 +233,20 @@ void SendProgramDialog::closeEvent(QCloseEvent *) {
 void SendProgramDialog::sendNext() {
     if(mWaitCnt <= 0) return;
     int cnt = table->rowCount();
-    for(int i=0; i<cnt; i++) {
-        auto fdId = table->itemValid(i, "id");
+    for(int rr=0; rr<cnt; rr++) if(! table->isRowHidden(rr)) {
+        auto fdId = table->itemValid(rr, "id");
         if(fdId->checkState()!=Qt::Checked) continue;
         if(fdId->data(isSending).toBool()) continue;
-        auto btnUnlock = (QPushButton*) table->cellWidget(i, "encrypt");
+        auto btnUnlock = (QPushButton*) table->cellWidget(rr, "encrypt");
         if(btnUnlock && btnUnlock->property("isLocked").toBool()) continue;
-        auto fdRemarks = table->itemValid(i, "remarks");
+        auto fdRemarks = table->itemValid(rr, "remarks");
         if(! fdRemarks->text().startsWith("    "))  continue;
         fdRemarks->setText("");
-        auto fdProgress = (QProgressBar*) table->cellWidget(i, "progress");
+        auto fdProgress = (QProgressBar*) table->cellWidget(rr, "progress");
         fdProgress->setValue(0);
         fdId->setData(isSending, true);
         mWaitCnt--;
-        auto sendProg = new SendProgThread(programsDir()+"/"+mProgName+"_tmp", table->text(i, "ip"), 3333);
+        auto sendProg = new SendProgThread(programsDir()+"/"+mProgName+"_tmp", table->text(rr, "ip"), 3333);
         connect(sendProg, &SendProgThread::emErr, fdProgress, [=](QString strTip) {
             fdId->setData(isSending, false);
             if(strTip=="OK") {
@@ -264,6 +268,6 @@ void SendProgramDialog::sendNext() {
 
 void SendProgramDialog::refresh() {
     int cnt = gDevicePanel->mDeviceTable->topLevelItemCount();
-    for(int i=0; i<cnt; i++) addRow(static_cast<DeviceItem*>(gDevicePanel->mDeviceTable->topLevelItem(i))->mCard);
+    for(int rr=0; rr<cnt; rr++) addRow(((DeviceItem*)gDevicePanel->mDeviceTable->topLevelItem(rr))->mCard);
     label->setText(tr("All")+": "+QString::number(cnt));
 }