diff --git a/src/app/syncbox16ch/syncbox16ch.cpp b/src/app/syncbox16ch/syncbox16ch.cpp
index 11604cb..08e6324 100644
--- a/src/app/syncbox16ch/syncbox16ch.cpp
+++ b/src/app/syncbox16ch/syncbox16ch.cpp
@@ -1,6 +1,7 @@
 #include "syncbox16ch.h"
 
 #include "ui_syncbox16ch.h"
+#include "zqui/zqui/zqui.hpp"
 
 typedef enum {
   koutput_mode_continue_mode,
@@ -98,8 +99,8 @@ void SyncBox16CH::onModeChange() {
 }
 
 void SyncBox16CH::on_SendButton_clicked() {
+    ICLEAR();
+    ISHOW("on send button");
 
 
-
-    
 }
diff --git a/src/zqui/zqui/mainwindow.cpp b/src/zqui/zqui/mainwindow.cpp
index f39137b..08881f0 100644
--- a/src/zqui/zqui/mainwindow.cpp
+++ b/src/zqui/zqui/mainwindow.cpp
@@ -10,8 +10,6 @@
 #include "zqui/base/QFunction.hpp"
 #include "zqui/channelmgr/channelmgr.hpp"
 
-
-
 using namespace iflytop;
 MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) {
   ui->setupUi(this);
@@ -26,8 +24,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
   ui->version_pos2->hide();
   ui->version_label_po3->hide();
   ui->version_pos3->hide();
-
-
 }
 
 void MainWindow::buildUI() {
@@ -77,7 +73,6 @@ void MainWindow::buildUI() {
 void MainWindow::on_serialPortCB_customContextMenuRequested(const QPoint &pos) {}
 
 void MainWindow::setVersionInfo(int pos, QString versionName, QString version) {
-  
   if (pos == 1) {
     ui->version_label_po1->setText(versionName);
     ui->version_pos1->setText(version);
@@ -123,22 +118,35 @@ void MainWindow::timerEvent(QTimerEvent *event) {
 }
 
 void MainWindow::iShow(QString content) {
-  QString info;
-  info.append(content);
-  ui->CmdBrowser->append(info);
+  if (icontent.isEmpty()) {
+    icontent.append(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss") + ":" + "\n");
+  }
+  icontent.append(" " + content + "\n");
+  ui->CmdBrowser->setText(icontent);
+}
+void MainWindow::iClear() {
+  ui->CmdBrowser->clear();
+  icontent.clear();
 }
-void MainWindow::iClear() { ui->CmdBrowser->clear(); }
 
 void MainWindow::reportShow(QString content) {
   QString info;
+  info.append(QDateTime::currentDateTime().toString("hh:mm:ss.zzz"));
   info.append(content);
+  if (ui->ReportBrowser->document()->lineCount() > 1000) {
+    ui->ReportBrowser->document()->clear();
+  }
   ui->ReportBrowser->append(info);
 }
 void MainWindow::reportClear() { ui->ReportBrowser->clear(); }
 
 void MainWindow::binaryShow(QString content) {
   QString info;
+  info.append(QDateTime::currentDateTime().toString("hh:mm:ss.zzz"));
   info.append(content);
+  if (ui->BinaryBrowser->document()->lineCount() > 1000) {
+    ui->BinaryBrowser->document()->clear();
+  }
   ui->BinaryBrowser->append(info);
 }
 void MainWindow::binaryClear() { ui->BinaryBrowser->clear(); }
diff --git a/src/zqui/zqui/mainwindow.h b/src/zqui/zqui/mainwindow.h
index 7c251f2..2a76915 100644
--- a/src/zqui/zqui/mainwindow.h
+++ b/src/zqui/zqui/mainwindow.h
@@ -42,6 +42,9 @@ class MainWindow : public QMainWindow {
  public:
   Ui::MainWindow *ui;
 
+  QString icontent;
+
+
   MainWindow(QWidget *parent = nullptr);
   ~MainWindow() {};
 
diff --git a/src/zqui/zqui/mainwindow.ui b/src/zqui/zqui/mainwindow.ui
index 11a3419..5475939 100644
--- a/src/zqui/zqui/mainwindow.ui
+++ b/src/zqui/zqui/mainwindow.ui
@@ -991,7 +991,7 @@ background-color: rgb(245, 245, 245);
              <enum>QTabWidget::Rounded</enum>
             </property>
             <property name="currentIndex">
-             <number>1</number>
+             <number>0</number>
             </property>
             <property name="elideMode">
              <enum>Qt::ElideLeft</enum>
diff --git a/src/zqui/zqui/zqui.cpp b/src/zqui/zqui/zqui.cpp
index 2577984..33404a7 100644
--- a/src/zqui/zqui/zqui.cpp
+++ b/src/zqui/zqui/zqui.cpp
@@ -25,7 +25,9 @@ void ZQUI::iShow(const char *fmt, ...) {
   vsnprintf(buf, sizeof(buf), fmt, args);
   va_end(args);
   QString text(buf);
-  pmainW->iShow(text);
+
+  doinui([this,text](){ pmainW->iShow(text); });
+
 }
 void ZQUI::iRawShow(const char *fmt, ...) {
   va_list args;
@@ -35,6 +37,7 @@ void ZQUI::iRawShow(const char *fmt, ...) {
   va_end(args);
   QString text(buf);
   pmainW->iShow(text);
+  doinui([this,text](){ pmainW->iShow(text); });
 }
 void ZQUI::iClear() { pmainW->iClear(); }
 
@@ -45,7 +48,8 @@ void ZQUI::reportShow(const char *fmt, ...) {
   vsnprintf(buf, sizeof(buf), fmt, args);
   va_end(args);
   QString text(buf);
-  pmainW->reportShow(text);
+  doinui([this,text](){ pmainW->reportShow(text); });
+
 }
 void ZQUI::reportClear() { pmainW->reportClear(); }
 
@@ -56,7 +60,8 @@ void ZQUI::binaryShow(const char *fmt, ...) {
   vsnprintf(buf, sizeof(buf), fmt, args);
   va_end(args);
   QString text(buf);
-  pmainW->binaryShow(text);
+  doinui([this,text](){ pmainW->binaryShow(text); });
+
 }
 void ZQUI::binaryClear() { pmainW->binaryClear(); }