Canon has released new versions of the following support programs
(Windows and Mac, I was on the windows page when I took the snapshot.)
* you need your body serial number to d/l some of them.
File Name Date File Size Digital Photo Professional 4.5.0 for Windows 09/08/16 176.07 MB EOS MOVIE Utility 1.6 for Windows 09/08/16 22.52 MB EOS Utility 3.5.0 for Windows 09/08/16 102.31 MB Picture Style Editor 1.17.0 Updater for Windows 09/08/16 62.89 MB EOS Digital Solution Disk Software 31.4A for Windows 09/08/16 279.52 MB
Don't know anyone that actually uses DPP,
but it is probably the only program that will understand the new 5d mk-iv dual pixel RAW option.