
If you manage to get a legitimate copy (via subscription or education), you should install the latest build of Revit 2020 to ensure stability and security.
The final update for Revit 2020 is Revit 2020.2.4 (also known as Update Release 2020.2.4). It includes:
How to get it: After installing base Revit 2020, go to Autodesk Desktop App → Updates → Download Revit 2020.2.4. Autodesk Revit 2020 Free Download Latest Version
Without this update, your Revit 2020 will be buggy and lack features like the improved freeform rebar tools.
Short answer: Yes, but with conditions.
Long answer: There is no permanent "free forever" download of Revit 2020. However, Autodesk provides two completely legal methods to use Revit 2020 at no cost for a limited time or specific user groups. If you manage to get a legitimate copy
Some sites offer a "portable" version (no install required). This is impossible. Revit 2020 requires deep registry entries, .NET frameworks, and Windows system files. Any "portable" Revit is either fake or a stripped version that will crash constantly.
Revit 2020 came bundled with an updated version of Dynamo (the visual programming plugin). This integration allowed for more powerful computational design and BIM management automation directly within the Revit interface. How to get it: After installing base Revit
For structural engineers and detailers, the flip controls for elements like beams, columns, and framing elements were optimized. This allows for easier manipulation of the orientation of structural elements without navigating through complex menus.