Hello Chadi,
I understand you have an issue trying to install the driver for the Intel® Centrino® Advanced-N 6230.
It is possible this issue is caused by a corrupt Windows* installer. You may try the tool from the link below:
How to troubleshoot problems when you install or uninstall programs on a Windows-based computer
http://support.microsoft.com/kb/2438651
NOTE: These links are being offered for your convenience and should not be viewed as an endorsement by Intel of the content, products, or services offered there.