Because it doesn't run background update services or cloud sync processes, it often uses less RAM than a standard CC installation. Important Risks and Security Warnings

You will not receive security patches or bug fixes from Adobe. This leaves your system vulnerable to exploits found in the software after 2015.

While the convenience of a "Preactivated Portable" version is high, users should be aware of the significant trade-offs:

Using preactivated software bypasses Adobe's licensing, which violates their terms of service and copyright laws. Modern Alternatives