diff --git a/Furious/__main__.py b/Furious/__main__.py
index 9f0a720..9fb6901 100644
--- a/Furious/__main__.py
+++ b/Furious/__main__.py
@@ -46,104 +46,103 @@ needTrans(
 )
 
 
-def main():
-    try:
-        appMainProcess = AppMainProcess(functools.partial(Application, sys.argv))
+def runAppMain():
+    appMainProcess = AppMainProcess(functools.partial(Application, sys.argv))
 
-        appMainProcess.start()
-        appMainProcess.join()
+    appMainProcess.start()
+    appMainProcess.join()
 
-        exitcode = appMainProcess.exitcode
+    exitcode = appMainProcess.exitcode
 
-        if exitcode == 0:
-            sys.exit(exitcode)
+    if exitcode == 0:
+        sys.exit(exitcode)
 
-        # For Qt runtime. Not used
-        _app = Application(sys.argv)
+    # For Qt runtime. Not used
+    _app = Application(sys.argv)
 
-        if exitcode == ApplicationFactory.ExitCode.PlatformNotSupported:
-            messageBox = AppQMessageBox(icon=AppQMessageBox.Icon.Critical)
+    if exitcode == ApplicationFactory.ExitCode.PlatformNotSupported:
+        messageBox = AppQMessageBox(icon=AppQMessageBox.Icon.Critical)
 
-            messageBox.setWindowIcon(bootstrapIcon('rocket-takeoff-window.svg'))
-            messageBox.setWindowTitle(_(APPLICATION_NAME))
-            messageBox.setText(
-                _(f'{APPLICATION_NAME} is not able to run on this operating system')
+        messageBox.setWindowIcon(bootstrapIcon('rocket-takeoff-window.svg'))
+        messageBox.setWindowTitle(_(APPLICATION_NAME))
+        messageBox.setText(
+            _(f'{APPLICATION_NAME} is not able to run on this operating system')
+        )
+
+        if hasattr(os, 'uname'):
+            # Unix-like OS
+            unameTuple = (
+                'sysname',
+                'nodename',
+                'release',
+                'version',
+                'machine',
             )
 
-            if hasattr(os, 'uname'):
-                messageBox.setInformativeText(
-                    _('Operating system information')
-                    + '\n'
-                    + '\n'.join(
-                        list(
-                            f'{arg}: {val}'
-                            for arg, val in zip(
-                                (
-                                    'sysname',
-                                    'nodename',
-                                    'release',
-                                    'version',
-                                    'machine',
-                                ),
-                                os.uname(),
-                            )
-                        )
-                    )
+            messageBox.setInformativeText(
+                _('Operating system information')
+                + '\n'
+                + '\n'.join(
+                    list(f'{arg}: {val}' for arg, val in zip(unameTuple, os.uname()))
                 )
+            )
+
+        # Show the MessageBox and wait for user to close it
+        messageBox.exec()
+    else:
+        if exitcode == ApplicationFactory.ExitCode.AssertionError:
+            # Assertion error
+            text = _(
+                f'{APPLICATION_NAME} encountered an internal error and needs to be stopped'
+            )
+        else:
+            # Unknown exception
+            text = _(
+                f'{APPLICATION_NAME} stopped unexpectedly due to an unknown exception'
+            )
+
+        messageBox = AppQMessageBox(icon=AppQMessageBox.Icon.Critical)
+
+        messageBox.setWindowIcon(bootstrapIcon('rocket-takeoff-window.svg'))
+        messageBox.setWindowTitle(_(APPLICATION_NAME))
+        messageBox.setText(text)
+
+        if appMainProcess.fileWritten.value:
+            # Crash log saved
+            crashLogFile = str(CRASH_LOG_DIR / appMainProcess.logFileName)
+
+            messageBox.setInformativeText(
+                _('Crash log has been saved to') + f' {crashLogFile}'
+            )
+            messageBox.addButton(
+                _('Open crash log'), AppQMessageBox.ButtonRole.AcceptRole
+            )
+            messageBox.addButton(_('OK'), AppQMessageBox.ButtonRole.RejectRole)
+
+            # Show the MessageBox and wait for user to close it
+            if messageBox.exec() == PySide6LegacyEnumValueWrapper(
+                AppQMessageBox.ButtonRole.AcceptRole
+            ):
+                # Open
+                if QDesktopServices.openUrl(QtCore.QUrl.fromLocalFile(crashLogFile)):
+                    logger.info(f'open crash log {crashLogFile} success')
+                else:
+                    logger.error(f'open crash log {crashLogFile} failed')
+            else:
+                # OK. Do nothing
+                pass
+        else:
+            # Crash log not saved
 
             # Show the MessageBox and wait for user to close it
             messageBox.exec()
-        else:
-            if exitcode == ApplicationFactory.ExitCode.AssertionError:
-                # Assertion error
-                text = _(
-                    f'{APPLICATION_NAME} encountered an internal error and needs to be stopped'
-                )
-            else:
-                # Unknown exception
-                text = _(
-                    f'{APPLICATION_NAME} stopped unexpectedly due to an unknown exception'
-                )
 
-            messageBox = AppQMessageBox(icon=AppQMessageBox.Icon.Critical)
+    sys.exit(exitcode)
 
-            messageBox.setWindowIcon(bootstrapIcon('rocket-takeoff-window.svg'))
-            messageBox.setWindowTitle(_(APPLICATION_NAME))
-            messageBox.setText(text)
 
-            if appMainProcess.fileWritten.value:
-                # Crash log saved
-                crashLogFile = str(CRASH_LOG_DIR / appMainProcess.logFileName)
-
-                messageBox.setInformativeText(
-                    _('Crash log has been saved to') + f' {crashLogFile}'
-                )
-                messageBox.addButton(
-                    _('Open crash log'), AppQMessageBox.ButtonRole.AcceptRole
-                )
-                messageBox.addButton(_('OK'), AppQMessageBox.ButtonRole.RejectRole)
-
-                # Show the MessageBox and wait for user to close it
-                if messageBox.exec() == PySide6LegacyEnumValueWrapper(
-                    AppQMessageBox.ButtonRole.AcceptRole
-                ):
-                    # Open
-                    if QDesktopServices.openUrl(
-                        QtCore.QUrl.fromLocalFile(crashLogFile)
-                    ):
-                        logger.info(f'open crash log {crashLogFile} success')
-                    else:
-                        logger.error(f'open crash log {crashLogFile} failed')
-                else:
-                    # OK. Do nothing
-                    pass
-            else:
-                # Crash log not saved
-
-                # Show the MessageBox and wait for user to close it
-                messageBox.exec()
-
-        sys.exit(exitcode)
+def main():
+    try:
+        runAppMain()
     except Exception:
         # Any non-exit exceptions