Mouse without Borders (http://aka.ms/mm) is a product that makes you the captain of your computer fleet by allowing you to control up to four computers from a single mouse and keyboard. This means that with Mouse without Borders you can copy text or drag and drop files across computers.
Download and run the installer on each of your machines. The Mouse without Borders setup experience will be launched after installation. Follow the instructions to configure Mouse without Borders. NOTE: The same version of Mouse without Borders must be run in the machines, old version can be uninstalled in Control Panel.
Download link is below: