Adobe Edge Preview failing installing the program

Hi there,
Adobe Edge Preview installation failed this is the error that I cannot get rid of. I don’t know how to skip or why I have this error since I meet all the system requirements. Does anyone have any idea about this error ? How can I solve it ?
Thank you !

Adobe Edge Preview
Installation failed
Your installation encountered errors.
A conflicting or prerelease version of Adobe Edge Preview exists on this computer. The conflicting versions must be removed before installing from the current media.
If the problem persist, please contact Customer Support for further assistance.
