[Windows 8] What is 'Sync your settings' in the PC Settings?
Windows 8 provides this service for users with multiple PCs.
Users can synchronize their settings on multiple PCs and use
any PC in the same manners, by signing in with their Windows Live ID.
When using a local account linked to Windows Live ID,
the user can synchronize each Windows 8 PC by going to
"Settings charm → Change PC Settings → Sync your settings".
You can remove this sync all at once or by type.