diff --git a/optional/install-emclient.cmd b/optional/install-emclient.cmd
index 67597a2..79913ce 100644
--- a/optional/install-emclient.cmd
+++ b/optional/install-emclient.cmd
@@ -5,6 +5,8 @@ if %ERRORLEVEL% neq 0 exit /b
 set OPT=..\optional
 set SOFTWARE=..\software
 set MSI=emclient-setup.msi
+set SETTINGS=..\company\settings.cmd
+set emclient_license=0
 set EMSERVERIP=168.62.48.183
 
 if NOT EXIST %SOFTWARE%\%MSI% (
@@ -12,6 +14,18 @@ if NOT EXIST %SOFTWARE%\%MSI% (
   exit /b
 )
 
+rem ===================
+rem CONFIGFILE CHECK
+rem ===================
+
+if NOT EXIST %SETTINGS% (
+  echo.
+  echo WARNING: %SETTINGS% NOT FOUND
+  echo.
+) else (
+  call %SETTINGS%
+)
+
 echo ####### %0 #######
 
 echo installing em-Client ...
@@ -40,6 +54,14 @@ netsh advfirewall firewall add rule name="block_emclient_updates" ^
   dir=out action=block protocol=tcp localip=any remoteip=%EMSERVERIP% ^
   remoteport=80,443 program="%ProgramFiles(x86)%\eM Client\MailClient.exe"
 
+if emclient_license == 0 (
+  echo no em Client license found!
+) else (
+  echo adding em Client license ...
+  "%ProgramFiles(x86)%\eM Client\MailClient.exe" /deactivate
+  "%ProgramFiles(x86)%\eM Client\MailClient.exe" /activate %emclient_license%
+)
+
 echo ####### %0 #######
 pause