The is not glamorous. It adds zero new buttons, zero new families, and zero performance enhancements for typical modeling. However, for the thousands of AEC firms still anchored to Revit 2020 due to client mandates or legacy hardware, this hotfix is a necessity .
If you are a solo user, install the hotfix immediately. It provides essential security patches without changing the file format, so you won't disrupt your workflow. revit 2020.2.9 hotfix
First, let us appreciate the historical context. Revit 2020 was released in April 2019. By the time 2020.2.9 dropped, the world had changed. The pandemic was shifting workflows remote, and firms were terrified to upgrade to Revit 2021 or 2022 mid-project. They froze their templates. They froze their add-ins. They froze their entire digital ecosystem at Version 2020. The is not glamorous