diff --git a/OpenVR-SpaceCalibrator/Configuration.cpp b/OpenVR-SpaceCalibrator/Configuration.cpp
index 538cfff..91b4cd5 100644
--- a/OpenVR-SpaceCalibrator/Configuration.cpp
+++ b/OpenVR-SpaceCalibrator/Configuration.cpp
@@ -11,6 +11,7 @@
 
 static void UpgradeProfileV1(CalibrationContext &ctx);
 static void ParseProfileV2(CalibrationContext &ctx, std::istream &stream);
+
 static std::string ConfigFileName()
 {
 	std::string vrRuntimeConfigName = vr::VR_RuntimePath();
@@ -127,3 +128,41 @@ static void UpgradeProfileV1(CalibrationContext &ctx)
 	file.close();
 	std::remove("openvr_space_calibration.txt");
 }
+
+void WriteActivateMultipleDriversToConfig()
+{
+	std::string configPath = vr::VR_RuntimePath();
+	configPath += "\\..\\..\\..\\config\\steamvr.vrsettings";
+
+	std::ifstream ifile(configPath);
+	if (!ifile.good())
+		throw std::runtime_error("failed to read steamvr.vrsettings");
+
+	picojson::value v;
+	std::string err = picojson::parse(v, ifile);
+	if (!err.empty())
+		throw std::runtime_error(err);
+
+	ifile.close();
+
+	if (!v.is<picojson::object>())
+		throw std::runtime_error("steamvr.vrsettings is empty");
+
+	auto &root = v.get<picojson::object>();
+
+	if (!root["steamvr"].is<picojson::object>())
+		throw std::runtime_error("steamvr.vrsettings is missing \"steamvr\" key");
+
+	auto &steamvr = root["steamvr"].get<picojson::object>();
+
+	const bool tru = true; // MSVC picks the wrong specialization when passing a literal...
+	steamvr["activateMultipleDrivers"].set<bool>(tru);
+
+	std::ofstream ofile(configPath);
+	if (!ofile.good())
+		throw std::runtime_error("failed to write steamvr.vrsettings");
+
+	v.serialize(std::ostream_iterator<char>(ofile), true);
+
+	std::cout << "Successfully set activateMultipleDrivers to true" << std::endl;
+}
diff --git a/OpenVR-SpaceCalibrator/Configuration.h b/OpenVR-SpaceCalibrator/Configuration.h
index 43623a4..0a06366 100644
--- a/OpenVR-SpaceCalibrator/Configuration.h
+++ b/OpenVR-SpaceCalibrator/Configuration.h
@@ -4,3 +4,4 @@
 
 void LoadProfile(CalibrationContext &ctx);
 void SaveProfile(CalibrationContext &ctx);
+void WriteActivateMultipleDriversToConfig();
diff --git a/OpenVR-SpaceCalibrator/OpenVR-SpaceCalibrator.cpp b/OpenVR-SpaceCalibrator/OpenVR-SpaceCalibrator.cpp
index 55fe745..65e6655 100644
--- a/OpenVR-SpaceCalibrator/OpenVR-SpaceCalibrator.cpp
+++ b/OpenVR-SpaceCalibrator/OpenVR-SpaceCalibrator.cpp
@@ -37,10 +37,13 @@ void GLFWErrorCallback(int error, const char* description)
 	fprintf(stderr, "GLFW Error %d: %s\n", error, description);
 }
 
-GLFWwindow *glfwWindow = nullptr;
-vr::VROverlayHandle_t overlayMainHandle = 0, overlayThumbnailHandle = 0;
-GLuint fboHandle = 0, fboTextureHandle = 0;
-int fboTextureWidth = 0, fboTextureHeight = 0;
+
+static void HandleCommandLine(LPWSTR lpCmdLine);
+
+static GLFWwindow *glfwWindow = nullptr;
+static vr::VROverlayHandle_t overlayMainHandle = 0, overlayThumbnailHandle = 0;
+static GLuint fboHandle = 0, fboTextureHandle = 0;
+static int fboTextureWidth = 0, fboTextureHeight = 0;
 
 static char cwd[MAX_PATH];
 
@@ -62,6 +65,8 @@ void CreateGLFWWindow()
 	glfwSwapInterval(1);
 	gl3wInit();
 
+	glfwIconifyWindow(glfwWindow);
+
 	ImGui::CreateContext();
 	ImGuiIO& io = ImGui::GetIO();
 	io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
@@ -165,10 +170,12 @@ void RunLoop()
 
 			static bool keyboardOpen = false, keyboardJustClosed = false;
 
+			// After closing the keyboard, this code waits one frame for ImGui to pick up the new text from SetActiveText
+			// before clearing the active widget. Then it waits another frame before allowing the keyboard to open again,
+			// otherwise it will do so instantly since WantTextInput is still true on the second frame.
 			if (keyboardJustClosed && keyboardOpen)
 			{
 				ImGui::ClearActiveID();
-				io.WantTextInput = false;
 				keyboardOpen = false;
 			}
 			else if (keyboardJustClosed)
@@ -177,6 +184,7 @@ void RunLoop()
 			}
 			else if (!io.WantTextInput)
 			{
+				// User might close the keyboard without hitting Done, so we unset the flag to allow it to open again.
 				keyboardOpen = false;
 			}
 			else if (io.WantTextInput && !keyboardOpen && !keyboardJustClosed)
@@ -223,19 +231,6 @@ void RunLoop()
 			}
 		}
 
-		/*if (width != fboTextureWidth || height != fboTextureHeight)
-		{
-			if (overlayMainHandle)
-			{
-				vr::VROverlay()->ClearOverlayTexture(overlayMainHandle);
-			}
-			fboTextureWidth = width;
-			fboTextureHeight = height;
-			glBindTexture(GL_TEXTURE_2D, fboTextureHandle);
-			glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, fboTextureWidth, fboTextureHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
-			// OpenVR stops rendering the overlay if we recreate the texture storage smaller than it was originally.
-		}*/
-
 		ImGui_ImplGlfw_SetReadMouseFromGlfw(!dashboardVisible);
 		ImGui_ImplOpenGL3_NewFrame();
 		ImGui_ImplGlfw_NewFrame();
@@ -279,13 +274,11 @@ void RunLoop()
 	}
 }
 
-static void handleCommandLine(LPWSTR lpCmdLine);
-
 int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow)
 {
 	_getcwd(cwd, MAX_PATH);
 	//CreateConsole();
-	handleCommandLine(lpCmdLine);
+	HandleCommandLine(lpCmdLine);
 
 	if (!glfwInit())
 	{
@@ -329,7 +322,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance
 	return 0;
 }
 
-static void handleCommandLine(LPWSTR lpCmdLine)
+static void HandleCommandLine(LPWSTR lpCmdLine)
 {
 	if (lstrcmp(lpCmdLine, L"-openvrpath") == 0)
 	{
@@ -339,7 +332,6 @@ static void handleCommandLine(LPWSTR lpCmdLine)
 		{
 			printf("%s", vr::VR_RuntimePath());
 			vr::VR_Shutdown();
-			Sleep(2000);
 			exit(0);
 		}
 		fprintf(stderr, "Failed to initialize OpenVR: %s\n", vr::VR_GetVRInitErrorAsEnglishDescription(vrErr));
@@ -382,8 +374,7 @@ static void handleCommandLine(LPWSTR lpCmdLine)
 				vr::VRApplications()->SetApplicationAutoLaunch(OPENVR_APPLICATION_KEY, true);
 			}
 			vr::VR_Shutdown();
-			Sleep(2000);
-			exit(0);
+			exit(-2);
 		}
 		fprintf(stderr, "Failed to initialize OpenVR: %s\n", vr::VR_GetVRInitErrorAsEnglishDescription(vrErr));
 		vr::VR_Shutdown();
@@ -403,11 +394,34 @@ static void handleCommandLine(LPWSTR lpCmdLine)
 				vr::VRApplications()->RemoveApplicationManifest(manifestPath.c_str());
 			}
 			vr::VR_Shutdown();
-			Sleep(2000);
 			exit(0);
 		}
 		fprintf(stderr, "Failed to initialize OpenVR: %s\n", vr::VR_GetVRInitErrorAsEnglishDescription(vrErr));
 		vr::VR_Shutdown();
 		exit(-2);
 	}
+	else if (lstrcmp(lpCmdLine, L"-activatemultipledrivers") == 0)
+	{
+		int ret = -2;
+		auto vrErr = vr::VRInitError_None;
+		vr::VR_Init(&vrErr, vr::VRApplication_Utility);
+		if (vrErr == vr::VRInitError_None)
+		{
+			try
+			{
+				WriteActivateMultipleDriversToConfig();
+				ret = 0;
+			}
+			catch (std::runtime_error &e)
+			{
+				std::cerr << "Failed to set activateMultipleDrivers: " << e.what() << std::endl;
+			}
+		}
+		else
+		{
+			fprintf(stderr, "Failed to initialize OpenVR: %s\n", vr::VR_GetVRInitErrorAsEnglishDescription(vrErr));
+		}
+		vr::VR_Shutdown();
+		exit(ret);
+	}
 }
diff --git a/OpenVR-SpaceCalibratorDriver/Logging.h b/OpenVR-SpaceCalibratorDriver/Logging.h
index 88ce0a0..5ecb9de 100644
--- a/OpenVR-SpaceCalibratorDriver/Logging.h
+++ b/OpenVR-SpaceCalibratorDriver/Logging.h
@@ -17,7 +17,7 @@ void LogFlush();
 } while (0)
 #endif
 
-//#define TRACE(...) {}
+#define TRACE(...) {}
 
 #ifndef TRACE
 #define TRACE LOG
diff --git a/install/installer.nsi b/install/installer.nsi
index 1e2333f..fc4ee98 100644
--- a/install/installer.nsi
+++ b/install/installer.nsi
@@ -1,4 +1,3 @@
-
 ;--------------------------------
 ;Include Modern UI
 
@@ -10,18 +9,12 @@
 	!define OVERLAY_BASEDIR "..\client_overlay\bin\win64"
 	!define DRIVER_RESDIR "..\OpenVR-SpaceCalibratorDriver\01spacecalibrator"
 
-	;Name and file
 	Name "OpenVR-SpaceCalibrator"
 	OutFile "OpenVR-SpaceCalibrator.exe"
-	
-	;Default installation folder
 	InstallDir "$PROGRAMFILES64\OpenVR-SpaceCalibrator"
-	
-	;Get installation folder from registry if available
 	InstallDirRegKey HKLM "Software\OpenVR-SpaceCalibrator\Main" ""
-	
-	;Request application privileges for Windows Vista
 	RequestExecutionLevel admin
+	ShowInstDetails show
 	
 ;--------------------------------
 ;Variables
@@ -103,14 +96,12 @@ Section "Install" SecInstall
 
 	SetOutPath "$INSTDIR"
 
-	;ADD YOUR OWN FILES HERE...
 	File "..\LICENSE"
 	File "..\x64\Release\OpenVR-SpaceCalibrator.exe"
 	File "..\x64\Release\openvr_api.dll"
 	File "..\OpenVR-SpaceCalibrator\manifest.vrmanifest"
 	File "..\OpenVR-SpaceCalibrator\icon.png"
 
-	; Install redistributable
 	ExecWait '"$INSTDIR\vcredist_x64.exe" /install /quiet'
 	
 	Var /GLOBAL vrRuntimePath
@@ -142,11 +133,9 @@ Section "Install" SecInstall
 	SetOutPath "$vrRuntimePath\drivers\01spacecalibrator\bin\win64"
 	File "..\x64\Release\driver_01spacecalibrator.dll"
 	
-	;Store installation folder
 	WriteRegStr HKLM "Software\OpenVR-SpaceCalibrator\Main" "" $INSTDIR
 	WriteRegStr HKLM "Software\OpenVR-SpaceCalibrator\Driver" "" $vrRuntimePath
   
-	;Create uninstaller
 	WriteUninstaller "$INSTDIR\Uninstall.exe"
 	WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenVRSpaceCalibrator" "DisplayName" "OpenVR-SpaceCalibrator"
 	WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenVRSpaceCalibrator" "UninstallString" "$\"$INSTDIR\Uninstall.exe$\""
@@ -155,6 +144,7 @@ Section "Install" SecInstall
 	
 	SetOutPath "$INSTDIR"
 	nsExec::ExecToLog '"$INSTDIR\OpenVR-SpaceCalibrator.exe" -installmanifest'
+	nsExec::ExecToLog '"$INSTDIR\OpenVR-SpaceCalibrator.exe" -activatemultipledrivers'
 
 SectionEnd
 
@@ -169,9 +159,9 @@ Section "Uninstall"
 			"SteamVR is still running. Cannot uninstall this software.$\nPlease close SteamVR and try again."
 		Abort
 	
+	SetOutPath "$INSTDIR"
 	nsExec::ExecToLog '"$INSTDIR\OpenVR-SpaceCalibrator.exe" -removemanifest'
 
-	; Delete installed files
 	Var /GLOBAL vrRuntimePath2
 	ReadRegStr $vrRuntimePath2 HKLM "Software\OpenVR-SpaceCalibrator\Driver" ""
 	DetailPrint "VR runtime path: $vrRuntimePath2"