Wait and research before upgrading
Apple is releasing its new version of the Mac operating system, macOS 10.12 Sierra on September 21.
Mac users running 10.11 can upgrade their Mac via the Mac App Store from the 21st, however UNSW IT suggest you delay upgrading your Mac for a few weeks to give Apple and app developers time to address the many bugs that typically exist in a new operating system release.
If you rely on certain software (such as SPSS or Photoshop) it is worth waiting to see if other users are experiencing bugs with that software before upgrading. Checking the support forums of the software you use regularly is recommended. Roaring Apps maintains a list of applications that are known to be incompatible with Sierra. Continue reading