diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9c27b94..5d170cd 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -198,7 +198,7 @@ jobs:
           source script/env_deploy.sh
           find . -name artifacts.tgz | xargs -n1 tar xvzf
           cd deployment
-          rm -rf *.pdb
+          rm -rf *.png *.pdb */*.pdb */*.png
           ####
           bash ../script/pack_debian.sh ${{ github.event.inputs.tag }}
           mv Throne.deb $version_standalone-debian-x64.deb
diff --git a/script/build_public_res.sh b/script/build_public_res.sh
index ef2bc86..8bf408f 100755
--- a/script/build_public_res.sh
+++ b/script/build_public_res.sh
@@ -9,6 +9,3 @@ mkdir -p $DEST
 #### Download geodata ####
 curl -fLso $DEST/geoip.db "https://github.com/SagerNet/sing-geoip/releases/latest/download/geoip.db"
 curl -fLso $DEST/geosite.db "https://github.com/SagerNet/sing-geosite/releases/latest/download/geosite.db"
-
-#### copy res/public ####
-cp res/public/* $DEST
diff --git a/src/ui/mainwindow.cpp b/src/ui/mainwindow.cpp
index fbef7c1..986b013 100644
--- a/src/ui/mainwindow.cpp
+++ b/src/ui/mainwindow.cpp
@@ -2158,9 +2158,7 @@ bool MainWindow::StopVPNProcess() {
     if (vpn_pid != 0) {
         bool ok;
 #ifdef Q_OS_WIN
-        auto ret = WinCommander::runProcessElevated("taskkill", {"/IM", "Core.exe",
-                                                                 "/FI",
-                                                                 "PID ne " + Int2String(core_process->processId())});
+        auto ret = WinCommander::runProcessElevated("taskkill", {"/F", "/PID", Int2String(vpn_pid)});
         ok = ret == 0;
 #endif
 
@@ -2214,7 +2212,7 @@ void MainWindow::DownloadAssets(const QString &geoipUrl, const QString &geositeU
 
 // to parse versions of format Throne-1.2.3-beta.2 or Throne-1.2.3
 bool isNewer(QString version) {
-    if constexpr (NKR_VERSION == "") return false;
+    if (QString(NKR_VERSION).isEmpty()) return false;
     version = version.mid(7); // take out Throne-
     auto parts = version.replace("-", ".").split('.');
     auto currentParts = QString(NKR_VERSION).replace("-", ".").split('.');