As an user: Ask your administrator for the version number of the Microblogging for Confluence app.
As an administrator: You find the version number in the administration section (Administration > Manage add-ons > Microblogging for Confluence)
Define which macros should be deactivated
As an administrator you can define which macros should be deactivated, so that it's not possible to insert them via the macro browser or by using the shortcut "{". This simplifies the usage of the Confluence editor for your user.