The About tab provides some company information and what version of the client is installed.
MacroView DMF/Message version - 8.9.XXX.0
Company Information
MacroView DMF and MacroView Message 3rd Party Notices
MacroView website - https://macroview365.com/
Support email address - support@macroview.com.au
Company telephone number - +61 2 9249 2700 (Australia)