Newer versions of Unity Hub try to "help" you by auto-installing recommended modules (like Android SDK or Windows Build Support). Unity Hub 2.4.5 gives you absolute control.

When adding an Editor version in 2.4.5, the module selection screen is a simple, fast checklist. There are no "smart defaults" that override your choices. For advanced developers who want only iOS Build Support and nothing else, 2.4.5 respects that choice without requiring manual uninstallation of bloat.

License management is the most critical job of the Hub. A bug here means you cannot build your game.

Reports on Unity Forums and Reddit (r/Unity3D) indicate that versions 2.6.x and 3.0.x introduced intermittent bugs:

Unity Hub 2.4.5 is rock-solid. It uses a robust, legacy activation protocol that respects environment variables (HTTP_PROXY, HTTPS_PROXY) and does not rely on modern OAuth quirks. If you manage a studio of 50 developers, 2.4.5 reduces IT tickets to zero.

Beyond the changelog, 2.4.5 introduced subtle QoL changes that speed up the "Open Project" ritual: