The term "portable" in the context of Adobe software usually implies a "cracked" or modified version. Using these files (especially .dmg files for macOS) carries several dangers:
: Regularly check for updates to ensure you have the latest features and improvements. adobepremierepro20222262dmg portable
To understand why this specific file is dangerous, it helps to break down what the search term actually means: The term "portable" in the context of Adobe