diff --git a/source/carla.py b/source/carla.py
index f23b0ed22..be8095625 100755
--- a/source/carla.py
+++ b/source/carla.py
@@ -339,6 +339,10 @@ class CarlaSettingsW(QDialog):
         self.ui.ch_engine_prefer_plugin_bridges.setChecked(settings.value("Engine/PreferPluginBridges", CARLA_DEFAULT_PREFER_PLUGIN_BRIDGES, type=bool))
         self.ui.ch_engine_force_stereo.setChecked(settings.value("Engine/ForceStereo", CARLA_DEFAULT_FORCE_STEREO, type=bool))
 
+        # FIXME - only for stable release
+        self.ui.ch_engine_disable_checks.setChecked(True)
+        self.ui.ch_engine_disable_checks.setVisible(False)
+
         # --------------------------------------------
 
         ladspas = toList(settings.value("Paths/LADSPA", Carla.LADSPA_PATH))
@@ -2099,7 +2103,8 @@ class CarlaMainW(QMainWindow):
         # ---------------------------------------------
         # plugin checks
 
-        if settings.value("Engine/DisableChecks", False, type=bool):
+        # FIXME - only for stable release
+        if True: # settings.value("Engine/DisableChecks", False, type=bool):
             os.environ["CARLA_DISCOVERY_NO_PROCESSING_CHECKS"] = "true"
 
         elif os.getenv("CARLA_DISCOVERY_NO_PROCESSING_CHECKS"):
diff --git a/source/carla_shared.py b/source/carla_shared.py
index 4b5e81692..e2f25aa8d 100644
--- a/source/carla_shared.py
+++ b/source/carla_shared.py
@@ -2835,9 +2835,13 @@ class PluginRefreshW(QDialog):
         # -------------------------------------------------------------
         # FIXME - only for stable release
 
+        self.ui.ch_posix32.setChecked(False)
         self.ui.ch_posix32.setVisible(False)
+        self.ui.ch_posix64.setChecked(False)
         self.ui.ch_posix64.setVisible(False)
+        self.ui.ch_win32.setChecked(False)
         self.ui.ch_win32.setVisible(False)
+        self.ui.ch_win64.setChecked(False)
         self.ui.ch_win64.setVisible(False)
 
         self.ui.ico_posix32.setVisible(False)