This action has been created and optimized for use on Photoshop CS5 and above . Use the RGB Mode and 8 Bits color. To check these settings, go to Image->Mode and check the “RGB color” and “8 Bits/Channel”. Make sure you are using the English version of Photoshop
For the best results, it is recommended to use high resolution photos in the range of 2500px – 4000px. The detail and clarity is affected with respect to quality of the image.