Install Note: 1/ Before start to install,to find "Adobe Help" folder (old Adobe version) and delete it. such as "C:\Program Files\Adobe\Adobe Help" 2/ MAKE SURE YOU ARE DISCONNECTED FROM THE INTERNET AT ALL TIMES DURING THIS INSTALLATION. 3/ Before start to install,copy "hosts" file from dvd into C:\Windows\System32\drivers\etc to overwrite original. (Important!) 4/ Close all programs,run "Set-up" from DVD/Trial. Use below serial number to install: 1325-1025-6687-7144-0214-7060 5/ Click "Connect Later".(Important!) 6/ After you finish install,copy "adobe_oobelib.dll" file from DVD into C:\Program Files\Common Files\Adobe\OOBE\PDApp\P6 to overwrite original. (Important!) 7/ Start Master CS6,click "Having trouble connecting to the internet?",then click "Offline Activation" button,and click "Generate Request Code". 8/ You can find a "Request Code",copy it into "Response Code",then click "activate" 9/ Copy and replace the 'amtlib.dll' file from the disc to c:\program files\Adobe\every individual program (e.g. Adobe audition)