OK, the original instaall file didn't have an extension so I saved it from Notepad++ with a .txt extension so I can post this problem.
To better assist you, please include more specific details in your question.
Did you install a local server package like XAMPP/WAMP or the standalone versions of Apache, MySQL, and PHP?
Did you follow the instruction steps described here:
I don't believe your local operating system should affect the installation process on a remote server.
There are many potential factors involved in why you can't install concrete5. I would recommend contacting your web host technical support. An alternative would be referring you to someone who could troubleshoot this for you for a small fee.