To Check Whether your system will support all software in CS6 refer here.We are installing in Windows 8 Release Preview.
Open the folder so created after the trial download of the CS6 Master Collection through Adobe Download Assistant and you will get two folders as shown below
Open the Adobe CS6 folder and you will get the contents shown below
Double-Click on Set-up to start
The installer will initialize the process and you will get a wizard shown below
click on try as we have downloaded it as trial and have not bought the license
Accept thr license agreement
check on what all you have to install and choose install
the installation starts…
wait for the installation to finish
Installation Complete!!
Click on Start Trial to start your 30-days trial.