diff --git a/src/pages/appintopage.cpp b/src/pages/appintopage.cpp
index 010cc90..eebf953 100644
--- a/src/pages/appintopage.cpp
+++ b/src/pages/appintopage.cpp
@@ -196,30 +196,28 @@ void AppIntoPage::openUrl(QUrl url)
 
 void AppIntoPage::isDownloading(QUrl url)
 {
-    if(dw->getUrlList().lastIndexOf(url) == -1)
-    {
+    if (dw->getUrlList().lastIndexOf(url) == -1) {
         ui->downloadButton->setEnabled(true);
         return;
-    }else{
+    } else {
         ui->downloadButton->setEnabled(false);
     }
-    if(dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 2)
-    {
+
+    ui->pushButton_3->hide();
+    if (dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 2) {
         ui->downloadButton->setEnabled(true);
         ui->downloadButton->setText(tr("Download"));
     }
-    if(dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 1)
-    {
+    if (dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 1) {
         ui->downloadButton->setEnabled(true);
         ui->downloadButton->setText(tr("Install"));
     }
-    if(dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->isInstall)
-    {
+    if (dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->isInstall) {
         ui->downloadButton->setEnabled(false);
         ui->downloadButton->setText(tr("Installing"));
+        return;
     }
-    if(dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 3)
-    {
+    if (dw->getDIList()[dw->getUrlList().lastIndexOf(url)]->download == 3) {
         ui->downloadButton->setEnabled(true);
         ui->downloadButton->setText(tr("Reinstall"));
         ui->downloadButton->show();
diff --git a/src/widgets/common/downloaditem.cpp b/src/widgets/common/downloaditem.cpp
index 996b144..bff0095 100644
--- a/src/widgets/common/downloaditem.cpp
+++ b/src/widgets/common/downloaditem.cpp
@@ -164,11 +164,11 @@ void DownloadItem::install(int t)
 
             ui->widget_spinner->hide();
             DownloadItem::isInstall = false;
+            emit finished();
         });
-        emit finished();
+        //        emit finished();
         qDebug()<<ui->label_filename->text().toUtf8();
     }
-
 }
 
 void DownloadItem::on_pushButton_install_clicked()