Download and install .NET 4.0 for Windows 7 from here:

http://www.microsoft.com/en-us/download/details.aspx?id=17851

Extract the zip file and click on the setup.exe. Now continue through Next.

 

Accept the license agreement and click Next.

 

 

Type in STUDENT for the serial number and click Next.

 

 

Select the Custom setup type and click Next.

 

 

Click Next and Install.

 

 

Once the installation is complete select Finish.