Photoshop help guide install

[Guest]

Can't install Adobe Photoshop CS3 on Windows 7. Help, please.

 

[Gandalf]

Reference: http://kb2.adobe.com/cps/508/cpsid_50853.html
If your Windows 7 is an upgrade, then that may be your problem.
See the reference for information about installing Adobe with a clean install of Windows 7.