Mac Office 2011 version 14.5.0 was released on May 12th, 2015, however, most users are reporting serious issues after installing the update – so we strongly urge you to avoid doing so. After updating, many users reported an issue with Outlook – the program will open normally, but the main window never appears and cannot be forced to appear.
The main window is relatively important, as without the main window, you’re unable to view or use:
Unfortunately, the full Mac Office 2011 installer for Office 365 users comes with the 14.5.0 update, so our suggestion would be to avoid using it. If you’ve already installed the update, we recommend: