Notezilla automatically keeps 5 copies of backups. To know where the backup is stored, go to Notezilla 's preferences and click on Advanced tab. To know where Notezilla stores the data, go to Notezilla 's Preferences and click on the Advanced tab. To access Notezilla 's Preferences, right click on Notezilla icon and choose Preferences from the menu. Copy the whole path and open it from Windows start menu.
You can change the backup location to something else (some other drive, network share etc) if you want.
Additionally, you can manually take a backup of Notes8 file stored under data folder (location mentioned in preferences).
This short video tells you how to do this:
Yet another way is to create Notezilla.Net account by right clicking on Notezilla icon and choosing Sync option. This will automatically sync notes with the cloud. This way you always have a backup of your notes. Also you can access from another computer and phone.