Need to make a program work on Windows 7 which only works on XP

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
I have a program which works on Windows XP with no issues after activation however I need it to work on Windows 7.

The Application is protected and needs a key to work on windows XP.

I need to run the app without any limitations or problems on Windows 7

PM for more details.

Thank you.

Skills required:
.NET, C# Programming, C++ Programming, Software Architecture
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