Sync option is available only in Notezilla 8 .
If you wish to sync Windows sticky notes between devices, then you need to upgrade to the new version.
Note: The upgraded version automatically syncs notes every minute.
To know what's new in the new version please visit - http://www.conceptworld.com/Notezilla/WhatsNew
To receive upgrade instructions, please visit - http://www.conceptworld.com/Support/Upgrade/Notezilla