can't find itunes 11.4 release notes can you provide a link

There tends not to be much info about the changes in each build.

From: http://support.apple.com/kb/DL1615

iTunes 11.4 now supports the ability to sync your favorite music, movies, and more to devices with iOS 8.

For information on the security content of this update, please visit: support.apple.com/kb/HT1222

tt2