diff --git a/src/fenrirscreenreader/core/inputManager.py b/src/fenrirscreenreader/core/inputManager.py
index 0fcd75c7..eb379607 100644
--- a/src/fenrirscreenreader/core/inputManager.py
+++ b/src/fenrirscreenreader/core/inputManager.py
@@ -51,10 +51,13 @@ class inputManager():
         self.executeDeviceGrab = newExecuteDeviceGrab
     def handleDeviceGrab(self):
         if not self.executeDeviceGrab:
+            print('1')
             return
         if self.env['input']['eventBuffer'] != []:
+            print('2', self.env['input']['eventBuffer'])
             return
         if not self.noKeyPressed():
+            print('3')
             return
         if not self.env['runtime']['settingsManager'].getSettingAsBool('keyboard', 'grabDevices'):
             self.executeDeviceGrab = False
@@ -166,7 +169,7 @@ class inputManager():
         return True
     def handlePlugInputDevice(self, eventData):
         for deviceEntry in eventData:
-            self.env['runtime']['inputManager'].updateInputDevices(deviceEntry['device'])
+            self.updateInputDevices(deviceEntry['device'])
     def updateInputDevices(self, newDevice = None):
         try:
             self.env['runtime']['inputDriver'].updateInputDevices(newDevice)
diff --git a/src/fenrirscreenreader/core/settingsManager.py b/src/fenrirscreenreader/core/settingsManager.py
index 988503eb..48238ccc 100644
--- a/src/fenrirscreenreader/core/settingsManager.py
+++ b/src/fenrirscreenreader/core/settingsManager.py
@@ -417,6 +417,11 @@ class settingsManager():
         environment['runtime']['vmenuManager'].initialize(environment)
         environment['runtime']['quickMenuManager'] = quickMenuManager.quickMenuManager()
         environment['runtime']['quickMenuManager'].initialize(environment)
+        # only possible after having input and screen managers with clean buffer
+        environment['runtime']['inputManager'].setExecuteDeviceGrab()
+        environment['runtime']['inputManager'].writeEventBuffer()
+        environment['runtime']['inputManager'].handleDeviceGrab()
+
         environment['runtime']['debug'].writeDebugOut('\/-------environment-------\/',debug.debugLevel.INFO, onAnyLevel=True)
         environment['runtime']['debug'].writeDebugOut(str(environment), debug.debugLevel.INFO, onAnyLevel=True)
         environment['runtime']['debug'].writeDebugOut('\/-------settings.conf-------\/', debug.debugLevel.INFO, onAnyLevel=True)