Live Sync comes with Live Essentials pack which allows to backup files on Microsoft online storage live spaces, or else you can connect to remote computer through internet connection through live sync. Moreover you can sync and backup internet explorer or MS office settings and data online.
In order to turn on syncing of data and settings of internet explorer and MS office you just need to run Live Sync
Click the link Turn on Syncing below Internet Explorer and Microsoft Office to sync their data a shown in the image below.
It will sync the Internet Explorer bookmarks and other required settings in internet explorer and sync other settings and data with Microsoft Office