> For the complete documentation index, see [llms.txt](https://help.getupnote.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.getupnote.com/ko/safety-and-control/lock.md).

# 잠금

- [잠금 비밀번호](https://help.getupnote.com/ko/safety-and-control/lock/lock-password.md)
- [노트북 잠금](https://help.getupnote.com/ko/safety-and-control/lock/lock-notebook.md): This is a Premium feature.
- [앱 전체 잠금하기](https://help.getupnote.com/ko/safety-and-control/lock/lock-the-whole-app.md)
- [잠금 비밀번호를 잊어버린 경우](https://help.getupnote.com/ko/safety-and-control/lock/forget-lock-password.md)