# safety & control

- [Protect notes from unwanted edits](/safety-and-control/protect-notes-from-unwanted-edits.md)
- [Lock](/safety-and-control/lock.md)
- [Lock password](/safety-and-control/lock/lock-password.md)
- [Lock a notebook](/safety-and-control/lock/lock-a-notebook.md): This is a Premium feature.
- [Lock the whole app](/safety-and-control/lock/lock-the-whole-app.md): This is a Premium feature.
- [Forget lock password](/safety-and-control/lock/forget-lock-password.md)
- [Restore a note version](/safety-and-control/restore-a-note-version.md)
- [Automatic notes backup](/safety-and-control/automatic-notes-backup.md)