After you file


@str8cash wrote:

I have MAC OS X EL Captain.  Version 10.11.16.  Will this version of Mac OS work with the 2019 Turbotax download file? 


No.  10.13 or later is required as answered already in this thread.

**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**