diff --git a/source/frontends/common2/configuration.cpp b/source/frontends/common2/configuration.cpp
index f0487724..306c48ec 100644
--- a/source/frontends/common2/configuration.cpp
+++ b/source/frontends/common2/configuration.cpp
@@ -13,6 +13,19 @@
 namespace
 {
 
+  void parseOption(const std::string & s, std::string & path, std::string & value)
+  {
+    const size_t pos = s.find('=');
+    if (pos == std::string::npos)
+    {
+      throw std::runtime_error("Invalid option format: " + s + ", expected: section.key=value");
+    }
+    path = s.substr(0, pos);
+    std::replace(path.begin(), path.end(), '_', ' ');
+    value = s.substr(pos + 1);
+    std::replace(value.begin(), value.end(), '_', ' ');
+  }
+
   struct KeyEncodedLess
   {
     static std::string decodeKey(const std::string & key)
@@ -50,6 +63,8 @@ namespace
 
     const ini_t & getProperties() const;
 
+    void addExtraOptions(const std::vector<std::string> & options);
+
   private:
     const std::string myFilename;
     const bool mySaveOnExit;
@@ -101,6 +116,15 @@ namespace
     myINI.put(path, value);
   }
 
+  void Configuration::addExtraOptions(const std::vector<std::string> & options)
+  {
+    for (const std::string & option : options)
+    {
+      std::string path, value;
+      parseOption(option, path, value);
+      myINI.put(path, value);
+    }
+  }
 }
 
 void InitializeRegistry(const EmulatorOptions & options)
@@ -130,7 +154,9 @@ void InitializeRegistry(const EmulatorOptions & options)
     }
   }
 
-  Configuration::instance.reset(new Configuration(filename, saveOnExit));
+  std::shared_ptr<Configuration> config(new Configuration(filename, saveOnExit));
+  config->addExtraOptions(options.registryOptions);
+  std::swap(Configuration::instance, config);
 }
 
 BOOL RegLoadString (LPCTSTR section, LPCTSTR key, BOOL peruser,
diff --git a/source/frontends/common2/programoptions.cpp b/source/frontends/common2/programoptions.cpp
index 121f77bf..0a877c15 100644
--- a/source/frontends/common2/programoptions.cpp
+++ b/source/frontends/common2/programoptions.cpp
@@ -10,22 +10,26 @@ namespace po = boost::program_options;
 
 bool getEmulatorOptions(int argc, const char * argv [], const std::string & edition, EmulatorOptions & options)
 {
-  const std::string name = "Apple Emulator for " + edition + " (based on AppleWin " + getVersion() + ")\n";
+  const std::string name = "Apple Emulator for " + edition + " (based on AppleWin " + getVersion() + ")";
   po::options_description desc(name);
   desc.add_options()
     ("help,h", "Print this help message")
-    ("conf", "Save configuration on exit")
     ("multi-threaded,m", "Multi threaded")
     ("loose-mutex,l", "Loose mutex")
     ("sdl-driver", po::value<int>()->default_value(options.sdlDriver), "SDL driver")
-    ("timer-interval,i", po::value<int>()->default_value(options.timerInterval), "Timer interval in ms")
+    ("timer-interval,i", po::value<int>()->default_value(options.timerInterval), "Timer interval in ms");
+
+  po::options_description configDesc("configuration");
+  configDesc.add_options()
+    ("save-conf", "Save configuration on exit")
+    ("config,c", po::value<std::vector<std::string>>(), "Registry options section.path=value")
     ("qt-ini,q", "Use Qt ini file (read only)");
+  desc.add(configDesc);
 
   po::options_description diskDesc("Disk");
   diskDesc.add_options()
     ("d1,1", po::value<std::string>(), "Disk in 1st drive")
-    ("d2,2", po::value<std::string>(), "Disk in 2nd drive")
-    ("create,c", "Create missing disks");
+    ("d2,2", po::value<std::string>(), "Disk in 2nd drive");
   desc.add(diskDesc);
 
   po::options_description snapshotDesc("Snapshot");
@@ -59,13 +63,18 @@ bool getEmulatorOptions(int argc, const char * argv [], const std::string & edit
       return false;
     }
 
-    options.saveConfigurationOnExit = vm.count("conf");
+    options.saveConfigurationOnExit = vm.count("save-conf");
     options.useQtIni = vm.count("qt-ini");
     options.multiThreaded = vm.count("multi-threaded");
     options.looseMutex = vm.count("loose-mutex");
     options.timerInterval = vm["timer-interval"].as<int>();
     options.sdlDriver = vm["sdl-driver"].as<int>();
 
+    if (vm.count("config"))
+    {
+      options.registryOptions = vm["config"].as<std::vector<std::string> >();
+    }
+
     if (vm.count("d1"))
     {
       options.disk1 = vm["d1"].as<std::string>();
@@ -76,8 +85,6 @@ bool getEmulatorOptions(int argc, const char * argv [], const std::string & edit
       options.disk2 = vm["d2"].as<std::string>();
     }
 
-    options.createMissingDisks = vm.count("create") > 0;
-
     if (vm.count("load-state"))
     {
       options.snapshot = vm["load-state"].as<std::string>();
diff --git a/source/frontends/common2/programoptions.h b/source/frontends/common2/programoptions.h
index 80d86163..098bcd31 100644
--- a/source/frontends/common2/programoptions.h
+++ b/source/frontends/common2/programoptions.h
@@ -1,13 +1,13 @@
 #pragma once
 
 #include <string>
+#include <vector>
 
 
 struct EmulatorOptions
 {
   std::string disk1;
   std::string disk2;
-  bool createMissingDisks = false;
 
   std::string snapshot;
 
@@ -32,6 +32,8 @@ struct EmulatorOptions
   bool fixedSpeed = false; // default adaptive
 
   int sdlDriver = -1; // default = -1 to let SDL choose
+
+  std::vector<std::string> registryOptions;
 };
 
 bool getEmulatorOptions(int argc, const char * argv [], const std::string & edition, EmulatorOptions & options);