I checked the installer log, and it seems that it may be failing because the updater is unable to find Outlook, which is weird, because Outlook is there! Whats I've tried logging in with a different account, and also booting into Safe Mode.
You may want to try installing' and the end of the sentence is truncated! Manufacturer for assistance.' At the top of the screen is a message that says, 'There were errors with the installation. The Installer encountered an error that caused the installation to fail. I download the update, and it still fails, with the message, 'The installation failed. The last few updates I've tried to install through Microsoft Update all fail. I am running a MacBook Pro with Retina Display under El Capitan 10.11.2, with Office for Mac 2011 v14.5.7.