ELM is Not Installed, Showing Windows Installer Coordinator

Entitlement and License Manager (ELM) - problems during ELM installation, the Windows Installer Coordinator will appear to hang.
10/12/2025
10/17/2025

Description

During the ELM installation, the Windows Installer Coordinator will appear to hang, saying "Please wait while the application is preparing for the first use". You may see the Installation bar is filling up and starts again in a loop.

If it is canceled, you will be shown the following message

Resolution:

  • Open the Local Group Policy Editor (Click in Windows button, type gpedit.msc and select Edit Group Policy)
  • In the left pane, go to Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Application Compatibility 
  • In the right pane, double-click Turn off Windows RDS Compatibility
  • Select Enabled and click OK 

  • Run the ELM installer again.
  • After ELM has been installed, "Turn off Windows RDS Compatibility" might be back to the previous setting.