Anyone with an OS X 10.13 system has major issues with the 2016 filing process, .even for selecting the file-by-mail.
.....since the OS X 10.13 system came out long after the software was written...(at least in the developers opinion...or manager's decisions)
..
TTX claims they won't fix it...but provides this somewhat flakey workaround...where you have to use Forms Mode" and select the forms you want to print one-by-one:
https://ttlc.intuit.com/questions/4139594-turbotax-mac-turbotax-2016-becomes-unresponsive-after-upgr...
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
