|New Mac operating system, Sierra (OS10.12) needs pressSIGN 8
Upgrade to Mac operating system Sierra
If you upgrade to Mac Sierra (10.12) pressSIGN 7 or earlier will no longer operate. The only version of pressSIGN that will work with the latest MAC OS is pressSIGN 8.
Please do not upgrade to Sierra unless you are also prepared to upgrade to pressSIGN 8.