The error you receive is:
"Please insert Disk 2 and continue installation of products requested."
After you click OK, the computer doesn't allow you to open the disc drive to remove Disc 1 and insert Disc 2. You are installing Photoshop Elements on 64-bit Windows 7.
In the message asking you to restart your computer, click No.
Note: If you click Yes, wait until the computer restart is complete, and log in to your computer. Remove the installation disc and insert Disc 2.
The retail box for Adobe Photoshop Elements contains three discs:
If you are installing Adobe Photoshop Elements on a Windows computer, insert Disc 1. The installer checks the OS version. If the installer detects a Windows 7 64-bit computer, it displays the message, "Please insert Disk 2 and continue installation of products requested."