Magic Keyboard This program supports the function-key in the Keyboard. Please referece the below install steps. 1. Click the attached file and press Save button. Then press Browse... button and select the place where you want to save the selected file.2. After downloading the file, find the downloaded file and right_click on the file. On pop_up menu, select Extract All... option.3. On Extraction Wizard, press Next button and press Browse... button. Select a folder to extract file and press Next again.4. After the file has been sucessfully extracted, see the extracted files. Run Setup.exe file or setup.exe file in the folder.Thanks.