> For the complete documentation index, see [llms.txt](https://en.faq.hearty.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://en.faq.hearty.me/tutorial/passlock.md).

# · Passcode Lock

If you are using a phone or tablet, tap the book icon at the top-left corner to open the journal menu first. Then click the lock icon to set up your passcode with a 4-digit number. After setup, the passcode can be used on all your devices.

![](/files/qH1dQmZ6kBjSuAon78gl)