Dot net framework 4 client prfile for HP thin Client

What OS version do you have?
Windows Embedded Standard 2009?

Microsoft has released the August 2010 Update for Windows Embedded Standard 2009 which contains the following new features and tools:
Microsoft .NET Framework 4.0
includes a component with the .NET 4.0 installer and its dependencies
Microsoft SQL Server 2008 R2 Express Prerequisites
Macro Component which contains all the needed dependencies to install SQL Server 2008 R2 Express
Web Services on Devices API for .NET
Web Services on Devices for .NET supports the implementation of client-controlled devices and services and device hosts conforming to specifications for typical embedded environments. WSDAPI for .NET can be used for the development of both client and service solutions based on the DPWS stack. WSDAPI for .NET can be used for the development of both client and service solutions based on the DPWS stack.
Windows Embedded Standard 2009 SLD Export Tool
The SLD Export Tool is designed to help developers to search for resources and update resources in SLD files.
It exports the SLD files to Microsoft Excel with the following resources:
- File
- Registry Key
- Dependencies

Updates add features to Windows Embedded Standard 2009
http://www.windowsfordevices.com/c/a/News/Windows-Embedded-Standard-2009-August-2010-updates/

and
try download from  Windows Embedded Compatible Applications Chooser:
http://www.microsoft.com/windowsembedded/en-us/downloads/windows-embedded-compatible-applications-chooser.aspx
Microsoft .NET Framework 4 Client Profile for Windows Embedded Standard 7 SP1 - 32bit Image size: 109MB (http://download.microsoft.com/download/B/6/0/B60D077C-6234-4790-B61A-C165E4CBF7D1/dotFramework40_ClientProfile_SP1_32bit.zip)

 Microsoft .NET Framework 4 Client Profile for Windows Embedded Standard 7 SP1 - 64bit Image size: 102MB (http://download.microsoft.com/download/9/0/7/9071022F-0F27-4FC7-A047-9D2E1C5726E0/dotFramework40_ClientProfile_SP1_64bit.zip)

if will not help:
Contact with HP support they will provide you full instructions for
 how to receive: the August 2010 Update for Windows Embedded Standard 2009