Originally Posted by xs400
Activation of Adobe Photoshop CS4 adds a line of text to the "hosts" file found in the folder C:\WINDOWS\system32\drivers\etc. If the same line of text was added to the hosts file by another adobe product, activation may not be needed for further installations of Adobe products.
If you decide to uninstall CS4, you need to Deactivate the program before doing the uninstall. If you fail to deactivate CS4 before running the uninstall, you will not be able to reinstall CS4 on the same computer.
Thanks for the info. I'll keep it in mind.
Richard