> For the complete documentation index, see [llms.txt](https://docs.saros.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.saros.xyz/kr/saros-mobile-app/mobile-app/how-to-turn-on-biometric-and-change-passcode.md).

# 생체인식 기능 활성화 및 비밀번호 변경

**How to turn on Biometric**

**Step 1:** On the Home screen, click the **Settings** tab.

**Step 2:** Click **Security & Privacy.**

**Step 3:** Turn on the **Biometric** button.

![](/files/h4lJdPSH7dC9cRxDCFSm)

## How to change Passcode? <a href="#d9pdzb5kjj5v" id="d9pdzb5kjj5v"></a>

**Step 1:** On the Home screen, click the **Settings** tab.

**Step 2:** Click **Security & Privacy.**

**Step 3:** Click **Change Passcode.**

**Step 4:** Enter your current Passcode.

**Step 5:** Enter your new Passcode to change.

![](/files/2lSzWfS5awHbFXrMsRMc)