The exact reason for the occurrence of the error is still to be found but we can guess it is due to virus infection, malware, sudden closing program, power failure, etc. The error can pop up any time without any prior warning. However, like any other software sometimes it encounters an error like outlook not working on mac, outlook 2016 for Mac crashes constantly, etc. For business people, it is best to manage their emails. MS Outlook provides it’s services to Windows as well as to Mac. Microsoft Outlook is one of the most popular email clients, it is a great software for managing your emails and attachments. It is highly recommended that you update to Outlook 2019 as it resolves most of the common errors that users encountered in Outlook 2016 or 2011. Note: Microsoft Office 2019 has been released for both Windows and Mac. So without further a due let’s get straight into the solutions. In this blog, we will get to know six methods to fix Outlook not working on mac or outlook 2016 for Mac Crashes constantly error.