diff --git a/src/neroprefixsettings.cpp b/src/neroprefixsettings.cpp
index f0d9407..7709b0a 100644
--- a/src/neroprefixsettings.cpp
+++ b/src/neroprefixsettings.cpp
@@ -204,9 +204,9 @@ void NeroPrefixSettingsWindow::LoadSettings()
     ui->gamescopeSetScalerBox->setCurrentIndex(settings.value("GamescopeScaler").toInt());
     ui->gamescopeSetUpscalingBox->setCurrentIndex(settings.value("GamescopeFilter").toInt());
     // general tab->services group
-    if(!settings.value("Gamemode").toString().isEmpty())    ui->toggleGamemode->setChecked(settings.value("Gamemode").toBool());
-    if(!settings.value("Mangohud").toString().isEmpty())    ui->toggleMangohud->setChecked(settings.value("Mangohud").toBool());
-    if(!settings.value("VKcapture").toString().isEmpty())   ui->toggleVKcap->setChecked(settings.value("VKcapture").toBool());
+    SetCheckboxState("Gamemode",  ui->toggleGamemode);
+    SetCheckboxState("Mangohud",  ui->toggleMangohud);
+    SetCheckboxState("VKcapture", ui->toggleVKcap);
 
     // compatibility tab
     if(!settings.value("DLLoverrides").toStringList().isEmpty()) {
@@ -227,9 +227,9 @@ void NeroPrefixSettingsWindow::LoadSettings()
     // advanced tab
     ui->debugBox->setCurrentIndex(settings.value("DebugOutput").toInt());
     ui->fileSyncBox->setCurrentIndex(settings.value("FileSyncMode").toInt());
-    if(!settings.value("LimitGLextensions").isValid())   ui->toggleLimitGL->setChecked(settings.value("LimitGLextensions").toBool());
-    if(!settings.value("NoD8VK").isValid())              ui->toggleNoD8VK->setChecked(settings.value("NoD8VK").toBool());
-    if(!settings.value("ForceWineD3D").isValid())        ui->toggleWineD3D->setChecked(settings.value("ForceWineD3D").toBool());
+    SetCheckboxState("LimitGLextensions",  ui->toggleLimitGL);
+    SetCheckboxState("NoD8VK",             ui->toggleNoD8VK);
+    SetCheckboxState("ForceWineD3D",       ui->toggleWineD3D);
 
     if(currentShortcutHash.isEmpty()) {
         // for prefix general settings, checkboxes are normal two-state
@@ -336,6 +336,15 @@ void NeroPrefixSettingsWindow::LoadSettings()
 }
 
 
+void NeroPrefixSettingsWindow::SetCheckboxState(const QString &varName, QCheckBox* checkBox)
+{
+    if(!settings.value(varName).toString().isEmpty())
+        if(settings.value(varName).toBool())  checkBox->setCheckState(Qt::Checked);
+        else                                  checkBox->setCheckState(Qt::Unchecked);
+    else                                      checkBox->setCheckState(Qt::PartiallyChecked);
+}
+
+
 void NeroPrefixSettingsWindow::on_shortcutIco_clicked()
 {
     QString newIcon = QFileDialog::getOpenFileName(this,
diff --git a/src/neroprefixsettings.h b/src/neroprefixsettings.h
index eb9c5d5..5ec9173 100644
--- a/src/neroprefixsettings.h
+++ b/src/neroprefixsettings.h
@@ -25,6 +25,7 @@
 #include <QMap>
 #include <QCompleter>
 #include <QToolButton>
+#include <QCheckBox>
 #include <QComboBox>
 #include <QPushButton>
 #include <QStandardItemModel>
@@ -103,6 +104,8 @@ private slots:
         item->setEnabled(enabled);
     }
 
+    void SetCheckboxState(const QString &, QCheckBox*);
+
     QString currentShortcutHash;
 
     QStringList existingShortcuts;
diff --git a/src/nerorunner.cpp b/src/nerorunner.cpp
index 80d3b8b..af3eef3 100644
--- a/src/nerorunner.cpp
+++ b/src/nerorunner.cpp
@@ -123,18 +123,26 @@ int NeroRunner::StartShortcut(const QString &hash, const bool &prefixAlreadyRunn
 
         if(!settings->value("Shortcuts--"+hash+"/DebugOutput").toString().isEmpty()) {
             switch(settings->value("Shortcuts--"+hash+"/DebugOutput").toInt()) {
+            case NeroConstant::DebugDisabled:
+                break;
             case NeroConstant::DebugFull:
+                loggingEnabled = true;
                 env.insert("WINEDEBUG", "+loaddll,debugstr,mscoree,seh");
                 break;
             case NeroConstant::DebugLoadDLL:
+                loggingEnabled = true;
                 env.insert("WINEDEBUG", "+loaddll");
                 break;
             }
         } else switch(settings->value("PrefixSettings/DebugOutput").toInt()) {
+            case NeroConstant::DebugDisabled:
+                break;
             case NeroConstant::DebugFull:
+                loggingEnabled = true;
                 env.insert("WINEDEBUG", "+loaddll,debugstr,mscoree,seh");
                 break;
             case NeroConstant::DebugLoadDLL:
+                loggingEnabled = true;
                 env.insert("WINEDEBUG", "+loaddll");
                 break;
         }
@@ -364,9 +372,12 @@ int NeroRunner::StartShortcut(const QString &hash, const bool &prefixAlreadyRunn
         if(!logsDir.exists(".logs"))
             logsDir.mkdir(".logs");
         logsDir.cd(".logs");
+
         QFile log(logsDir.path()+'/'+settings->value("Shortcuts--"+hash+"/Name").toString()+'-'+hash+".txt");
-        log.open(QIODevice::WriteOnly);
-        log.resize(0);
+        if(loggingEnabled) {
+            log.open(QIODevice::WriteOnly);
+            log.resize(0);
+        }
 
         runner.start(command, arguments);
         runner.waitForStarted(-1);
@@ -441,10 +452,14 @@ int NeroRunner::StartOnetime(const QString &path, const bool &prefixAlreadyRunni
     }
 
     switch(settings->value("PrefixSettings/DebugOutput").toInt()) {
+    case NeroConstant::DebugDisabled:
+        break;
     case NeroConstant::DebugFull:
+        loggingEnabled = true;
         env.insert("WINEDEBUG", "+loaddll,debugstr,mscoree,seh");
         break;
     case NeroConstant::DebugLoadDLL:
+        loggingEnabled = true;
         env.insert("WINEDEBUG", "+loaddll");
         break;
     }
@@ -579,9 +594,12 @@ int NeroRunner::StartOnetime(const QString &path, const bool &prefixAlreadyRunni
     if(!logsDir.exists(".logs"))
         logsDir.mkdir(".logs");
     logsDir.cd(".logs");
+
     QFile log(logsDir.path()+'/'+path.mid(path.lastIndexOf('/')+1)+".txt");
-    log.open(QIODevice::WriteOnly);
-    log.resize(0);
+    if(loggingEnabled) {
+        log.open(QIODevice::WriteOnly);
+        log.resize(0);
+    }
 
     runner.start(command, arguments);
     runner.waitForStarted(-1);
@@ -600,7 +618,9 @@ void NeroRunner::WaitLoop(QProcess &runner, QFile &log)
             runner.waitForReadyRead(1000);
             if(runner.canReadLine()) {
                 stdout = runner.readLine();
-                log.write(stdout);
+                if(loggingEnabled)
+                    log.write(stdout);
+
                 if(stdout.contains("umu-launcher"))
                     emit StatusUpdate(NeroRunner::RunnerStarting);
                 else if(stdout.contains("steamrt is up to date"))
@@ -618,7 +638,8 @@ void NeroRunner::WaitLoop(QProcess &runner, QFile &log)
 
     while(!runner.atEnd()) {
         stdout = runner.readLine();
-        log.write(stdout);
+        if(loggingEnabled)
+            log.write(stdout);
     }
 
     log.close();
diff --git a/src/nerorunner.h b/src/nerorunner.h
index 5b30e59..6f3218b 100644
--- a/src/nerorunner.h
+++ b/src/nerorunner.h
@@ -37,6 +37,7 @@ class NeroRunner : public QObject
     void StopProcess();
 
     bool halt = false;
+    bool loggingEnabled = false;
     QProcessEnvironment env;
 
     enum {