diff --git a/src/downloadlist.cpp b/src/downloadlist.cpp
index 799a9ce..8e6c7dc 100644
--- a/src/downloadlist.cpp
+++ b/src/downloadlist.cpp
@@ -151,7 +151,7 @@ void downloadlist::install(int t)
 
             bool haveError = false;
             bool notRoot = false;
-            installer.waitForFinished();
+            installer.waitForFinished(-1); // 不设置超时
             out = installer.readAllStandardOutput();
 
             QStringList everyOut = out.split("\n");
@@ -169,7 +169,7 @@ void downloadlist::install(int t)
 
             QProcess isInstall;
             isInstall.start("dpkg -s " + pkgName);
-            isInstall.waitForFinished();
+            isInstall.waitForFinished(180); // 默认超时 3 分钟
             int error = QString::fromStdString(isInstall.readAllStandardError().toStdString()).length();
             if(error == 0)
             {
diff --git a/src/widget.cpp b/src/widget.cpp
index c54c3db..910615d 100644
--- a/src/widget.cpp
+++ b/src/widget.cpp
@@ -1128,11 +1128,11 @@ void Widget::on_pushButton_uninstall_clicked()
 
         QProcess uninstall;
         uninstall.start("pkexec", QStringList() << "apt" << "purge" << "-y" << pkgName.toLower());
-        uninstall.waitForFinished();
+        uninstall.waitForFinished(180); // 默认超时 3 分钟
 
         QProcess check;
         check.start("dpkg", QStringList() << "-s" << pkgName.toLower());
-        check.waitForFinished();
+        check.waitForFinished(180); // 默认超时 3 分钟
 
         if (check.readAllStandardOutput().isEmpty())
         {
diff --git a/src/workerthreads.cpp b/src/workerthreads.cpp
index 86ac7cb..99d40c7 100644
--- a/src/workerthreads.cpp
+++ b/src/workerthreads.cpp
@@ -92,7 +92,7 @@ void SpkAppInfoLoaderThread::run()
         QProcess isInstall;
         packagename = json["Pkgname"].toString();
         isInstall.start("dpkg -s " + json["Pkgname"].toString());
-        isInstall.waitForFinished();
+        isInstall.waitForFinished(180); // 默认超时 3 分钟
         int error = QString::fromStdString(isInstall.readAllStandardError().toStdString()).length();
         if(error == 0)
         {
@@ -100,12 +100,12 @@ void SpkAppInfoLoaderThread::run()
 
             QProcess isUpdate;
             isUpdate.start("dpkg-query --showformat='${Version}' --show " + json["Pkgname"].toString());
-            isUpdate.waitForFinished();
+            isUpdate.waitForFinished(180); // 默认超时 3 分钟
             QString localVersion = isUpdate.readAllStandardOutput();
             localVersion.replace("'", "");
 
             isUpdate.start("dpkg --compare-versions " + localVersion + " ge " + json["Version"].toString());
-            isUpdate.waitForFinished();
+            isUpdate.waitForFinished(180); // 默认超时 3 分钟
             if(!isUpdate.exitCode())
             {
                 isUpdated = true;