Internet Explorer becomes unresponsive on provisioned Virtual Machine

Internet Explorer becomes unresponsive when accessing a Flash enabled website from a XenDesktop provisioned Virtual Machine on a Windows 7 endpoint. Windows Application Event log on endpoint shows Event 56, ‘Server-side Flash rendering will be used if available’:


Flash content is being rendered on the server.


  • Ensure to enable Flash Redirection on the user device and server-side content fetching, as displayed in the following screen shot:

  • Set HDX User policy for Flash server-side content fetching URL list to * :

  • Set User HDX policy for Flash Intelligent Fallback to DISABLED.

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