Unofficial portable apps are frequently used by hackers to distribute viruses, spyware, and backdoors that can steal personal or financial data. Experts note the chance of finding a "clean" pirated version is extremely low.
Inside Creative Cloud, go to Preferences > Apps and set the install location to a folder on the external drive (e.g., F:\Adobe\LightroomClassic ). Portable Adobe Photoshop Lightroom Classic CC 2...