Searching for "Adobe After Effects CC 2015 Portable Free Download" typically leads to unofficial third-party sites. While the idea of a "portable" version—one that runs without installation—is convenient, it carries significant security and legal risks.
Adobe officially supports the current version and up to two previous major versions through the Adobe Creative Cloud desktop app . Open the app. Find After Effects in your list of apps. Click the three dots (...) (More actions) next to the app. Select Other versions to see what is available for install. Adobe After Effects CC 2015 Portable Free Download
: Using pirated software violates copyright laws and Adobe's terms of service. This can lead to fines or legal action, especially for professional or business use. System Requirements for CC 2015 Searching for "Adobe After Effects CC 2015 Portable