diff --git a/src/gui/application.h b/src/gui/application.h
index 664dae6a1b..bb9f97bef0 100644
--- a/src/gui/application.h
+++ b/src/gui/application.h
@@ -140,7 +140,7 @@ private:
     QString _logDir;
     int _logExpire = 0;
     bool _logFlush = false;
-    bool _logDebug = true;
+    bool _logDebug = false;
     bool _userTriggeredConnect = false;
     bool _debugMode = false;
     bool _backgroundMode = false;
diff --git a/src/libsync/configfile.cpp b/src/libsync/configfile.cpp
index 8f03fad456..c6447ffe52 100644
--- a/src/libsync/configfile.cpp
+++ b/src/libsync/configfile.cpp
@@ -1048,7 +1048,7 @@ void ConfigFile::setLogDir(const QString &dir)
 bool ConfigFile::logDebug() const
 {
     QSettings settings(configFile(), QSettings::IniFormat);
-    return settings.value(QLatin1String(logDebugC), true).toBool();
+    return settings.value(QLatin1String(logDebugC), false).toBool();
 }
 
 void ConfigFile::setLogDebug(bool enabled)
diff --git a/src/libsync/logger.cpp b/src/libsync/logger.cpp
index 2bed41214c..657242a7c3 100644
--- a/src/libsync/logger.cpp
+++ b/src/libsync/logger.cpp
@@ -36,7 +36,7 @@
 namespace {
 
 constexpr int CrashLogSize = 20;
-constexpr int MaxLogSizeBytes = 1024 * 512;
+constexpr int MaxLogSizeBytes = 1024 * 1024 * 3;
 
 static bool compressLog(const QString &originalName, const QString &targetName)
 {
@@ -142,9 +142,6 @@ void Logger::doLog(QtMsgType type, const QMessageLogContext &ctx, const QString
         msgW.append(L"\n");
         OutputDebugString(msgW.c_str());
     }
-#elif defined(QT_DEBUG)
-    QTextStream cout(stdout, QIODevice::WriteOnly);
-    cout << msg << endl;
 #endif
     {
         QMutexLocker lock(&_mutex);