No puedo instalar Net Framework 4

Ayuda no puedo instalar net framework 4 (algunos games me lo piden)





cuando intento instalarlo me sale un error use un programa para desintalarlos y me sigue dando este error





OS Version = 5.1.2600, Platform 2, Service Pack 3
OS Description = WinXP - x86 Professional Service Pack 3
CommandLine = C:\9d3821046d7f98798d67e8ef445a\\Setup.exe /x86 /x64 /ia64 /web
Using Simultaneous Download and Install mechanism
Operation: Installing
Package Name = Microsoft .NET Framework 4 Setup
Package Version = 4.0.30319
User Experience Data Collection Policy: UserControlled
Number of applicable items: 8
MSI (C:\DOCUME~1\ADMINI~1\CONFIG~1\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\netfx_Core_x86.msi) Installation failed. Msi Log: Microsoft .NET Framework 4 Setup_20140421_142750640-MSI_netfx_Core_x86.msi.txt
Final Result: Installation failed with error code: (0x80070643), "Error grave durante la instalación. " (Elapsed time: 0 00:01:55).