Just downloaded Adobe CS5.5 mastersuite. but dmg image file will not install, error message: Mastersuite_MAC_DMC not recognised
Where are you downloading Creative Suite 5.5 from? It would appear either the download has not completed or is corrupted. You can follow the directions listed at http://prodesigntools.com/adobe-cs5-5-direct-download-links.html to download the Master Collection.
Your firewall would typically prevent the download from even being initiated. If you have tried downloading multiple times then it is either a problem with the Internet connection or the install files contained on the server.
Please try the link offered in message #1 to initiate a direct download of Master Collection CS5.5.
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