Outlook is supported both on Windows and Mac OS.

Each version has a different interface, but you can also find out what client you're using by viewing About Outlook information.

Instructions for each client are available below:

Outlook for Windows

Outlook for Mac

Outlook for Windows

Outlook 2019

File > Office Account > About Outlook

Outlook 2016

File > Office Account > About Outlook

Outlook 2013

File > Info > Office Account > About Outlook

Outlook 2010

File > Help

Outlook for Mac

Outlook for Mac 2016

Outlook > About Outlook

Outlook for Mac 2011

Outlook > About Outlook