The version of an extension can be checked in the property panel (extension settings) in the about section. If you face an issue, you can check our release notes if the bug was fixed in a more recent version of the extension.
To check what the latest available version is, or to download an update, check our download portal and click on the dropdown.
Finding the changelog
Finding the documentation
The documentation icon takes you to the community documentation for that extension
Finding your subscription type
The top-right icon on the extension E/P, indicates the subscription type you have. Enterprise refers to the on premise version of extensions, Professional refers to the cloud version.