diff --git a/installer/main.wxs b/installer/main.wxs
index 523f8711..21a182e1 100644
--- a/installer/main.wxs
+++ b/installer/main.wxs
@@ -54,12 +54,12 @@
         <CustomAction Id="set_reinstallmode_property"
                       Property="REINSTALLMODE"
                       Value="amus" />
+        <!-- START CUSTOM ACTION FOR CONFIG FILE CREATION -->
         <SetProperty
             Id="CreateConfigFile"
             Value="&quot;[%ComSpec]&quot; /c TYPE NUL >>&quot;[ConfigFile_NonDefault][ConfigFile_Default]&quot;"
             Before="CreateConfigFile"
             Sequence="execute"
-            Condition="ConfigFile_NonDefault OR ConfigFile_Default"
         />
         <CustomAction
             Id="CreateConfigFile"
@@ -69,6 +69,24 @@
             Return="check"
             Impersonate="no"
         />
+        <!-- END CUSTOM ACTION FOR CONFIG FILE CREATION -->
+
+        <!-- START CUSTOM ACTION FOR KILLING THE PROCESS -->
+        <SetProperty
+            Id="KillProcess"
+            Value="&quot;[WindowsFolder]\System32\taskkill.exe&quot; /T /F /IM windows_exporter.exe"
+            Before="KillProcess"
+            Sequence="execute"
+        />
+        <CustomAction
+            Id="KillProcess"
+            BinaryRef="Wix4UtilCA_$(sys.BUILDARCHSHORT)"
+            DllEntry="WixQuietExec"
+            Execute="deferred"
+            Return="ignore"
+            Impersonate="no"
+        />
+        <!-- END CUSTOM ACTION FOR KILLING THE PROCESS -->
 
         <InstallExecuteSequence>
             <!-- Set REINSTALL=all and REINSTALLMODE=amus if the user reruns the
@@ -78,6 +96,7 @@
             <Custom Action="set_reinstall_all_property" Before="set_reinstallmode_property" Condition="MAINTENANCE"/>
             <Custom Action="set_reinstallmode_property" Before="LaunchConditions" Condition="MAINTENANCE"/>
             <Custom Action="CreateConfigFile" Before="InstallServices" Condition="ConfigFile_NonDefault OR ConfigFile_Default" />
+            <Custom Action="KillProcess" Before="RemoveFiles" />
         </InstallExecuteSequence>
 
         <Media Id="1" Cabinet="windows_exporter.cab" EmbedCab="yes"  />