Unity Hub 2.4.5 ((full)) ›

It seamlessly manages older Unity installations (such as Unity 5.x, 2017.x, and 2018.x) that sometimes throw licensing or detection errors in modern hubs.

Mapping local project folders to their specific required engine versions to prevent accidental code corruption.

For most users in 2025+, upgrading to a newer Hub version (2.5.x or later) is recommended to access updated features and long-term support, but 2.4.5 remains a solid fallback for legacy workflows or systems where UI changes are undesired.

Many developers intentionally freeze their development environment on Unity Hub 2.4.5 to preserve workflow continuity for multi-year projects. Because it doesn't enforce the complex cloud-connected workflows introduced in later version 3.x releases, it keeps overhead low. Unity Hub 2.4.5

Access to issue trackers and the product roadmap to check on bug fixes or upcoming engine features. 4. Installs Tab The control center for your local Unity engines.

Modifying an install after the fact can occasionally result in broken download paths.

: A redesigned reporter with a dark theme and automatic email pre-filling for easier feedback. Unity Notification Service (UNS) It seamlessly manages older Unity installations (such as

: If you get a "problem activating license" error, try launching the Hub as an administrator or, on macOS/Linux, as root via the terminal. Project Loading Failures : If projects won't open, clearing the

Sometimes the option to add Android or iOS support is greyed out.

Based on Unity’s official release notes, version 2.4.5 included: Based on Unity’s official release notes

The Projects tab is the command center of your workflow. In version 2.4.5, this panel displays the project name, the specific Unity Editor version assigned to it, the target platform (e.g., PC, Mac & Linux Standalone, Android), and the last modified date.

: Install multiple versions of the Unity Editor side-by-side and launch them individually.