This version is also autonomous and you don’t have to pay for it every month. Photoshop CS4 has one global advantage over the newest version of the program – you can install it on an outdated PC. What are the benefits of Photoshop CS4 over other versions?.Moreover, if you study at a university, you can take advantage of Photoshop student discount. However, you can always try the latest version of Photoshop for free. Can I download Photoshop CS4 free trial version from the official site?.If there isn’t enough memory, the system will lag and work incorrectly. In order for Photoshop CS4 to function with normal speed, you need 2GB of memory on your hard drive. How much free memory does the device need for the program to work correctly?īased on my experience, I recommend maximizing the amount of RAM.