I'm intrested of it
good
You'll want to ask your BIM manager or whoever manages your firm's license for Revit. Otherwise, new downloads are always available at the Autodesk site. It's worth noting that Revit 2023 was just released, so you may want to download a year or two behind just to be safe. Here's a good recap of what Revit 2023 introduces: https://blog.bimsmith.com/Whats-New-in-Revit-2023-Top-New-Features-in-Autodesk-Revit-2023