The term "fixed" in these types of searches often refers to modified installers designed to bypass activation requirements. While sites like Softonic are popular for software, downloading older "fixed" or "cracked" versions of Adobe products from third-party mirrors carries significant risks:
Adobe has officially shut down the activation servers for older Creative Suite products, including Photoshop CS (8.0), CS2, CS3, and CS4. This means that even if you find an installer, you will likely encounter an "Activation Server Unavailable" error during setup.
The Adobe community and support staff now categorize Photoshop CS 8.0 as a "dead" program. It is no longer supported, and there are no official fixes or updates to make it run seamlessly on modern hardware.