How to make sure I have the latest version of Tridify BIM Tools in my Unity project?

To check which version of the Tridify BIM Tools is in your Unity project, go to Unity Menu: Tools > Tridify > About Tridify BIM Tools.  The version number should be the same as in

Editor versions 2021.1 and above:
You can update the Tools in Unity Package Manager. Unity's instructions for updating packages:

Older versions of Unity:
If Unity tries to import an old version of the BIM Tools from the Asset Store into your project, go to
Windows: C:\Users\[UserName]\AppData\Roaming\Unity\Asset Store-5.x\ 
Mac: /Users/[UserName]/Library/Unity/Asset Store-5.x/
and delete the old version of the Tridify BIM Tools from the folder and your project before importing the new version.