> ## Documentation Index > Fetch the complete documentation index at: https://support.locker.io/llms.txt > Use this file to discover all available pages before exploring further. # Vault unlock methods > How to use Master Password, Passkeys, security keys, and biometrics to unlock your Vault Locker provides multiple flexible methods to unlock your data Vault. Choosing the right method helps you balance security and convenience. ## Unlock with Master Password **Master Password** is the only decryption key. You are always required to create this password when setting up your account. Log in to your Locker account. On the unlock screen, enter your **Master Password** and click `Unlock`. Unlock with Master Password On the mobile app, after unlocking with your Master Password, you can enable **Biometrics** for faster access next time. *** ## Unlock with a Passkey Use biometrics or a device **PIN** to authenticate instead of your Master Password. Currently, unlocking with a passkey is only available on the web platform (Chromium-based browsers). You can use an Android phone or a security key to store this passkey. ### Create a passkey for unlocking Log in and unlock the web app. Go to `Settings` > `Security` > `Unlock Methods`. Under **Passkeys**, click the `Add New Passkey` button. Add new passkey for Vault Enter a **Passkey name** (we recommend naming it after your device), choose the storage method (Android or Security Key), and click `Next`. * **Android phone:** Use your phone to scan the **QR code** on the screen, then verify with **fingerprint/face** on your phone. QR code for adding passkey on Android * **Security key:** Connect the key to your computer, click `OK` in the browser, and scan your **fingerprint** or enter the key's **PIN**. Add passkey with security key ### Use a passkey to unlock On the unlock page, select `Unlock with your Passkey` and click `Continue`. Use passkey to unlock Vault Select the device where your passkey is stored. Scan your **fingerprint**, **face**, or enter your **PIN** on that device to access the Vault. Passkey authentication for Vault *** ## Unlock with a physical security key Security keys (YubiKey, VinCSS, etc.) can fully replace your Master Password and help protect against phishing attacks. **Requirement:** You need to install the **Desktop app** to enable this feature. [Download the app here](https://locker.io/passwords/download). Open the Desktop app, go to `Settings` > `Security` > `Unlock Methods`. Under **Security Keys**, click the `Add New Key` button. Connect the physical key to your computer via **USB** or **BLE**. If the key does not appear on screen, try clicking the Reload device list button. Add key on desktop Scan your **fingerprint** or enter the key's **PIN**. **Note:** You will need to perform the authentication on the key **2 times** as required by the system to complete the setup. Afterward, the system will automatically log you out. Under `Unlock Methods` in the browser, click `Add New Key`. Select `Open Desktop App` when prompted. Open desktop app Confirm that the **6-digit OTP code** displayed on both the Web and Desktop app matches. Click `Confirm` on both applications. Confirm OTP Connect the physical key to your computer and scan your **fingerprint/PIN** on the key **2 times** to complete the setup. If the key does not appear on screen, try clicking the Reload device list button. Add key on desktop *** ## Unlock with biometrics This method is available exclusively on the mobile app (iOS/Android), using **Face ID**, **Touch ID**, or **fingerprint scanning**. If your device supports both face and fingerprint recognition, Locker will prioritize face recognition. ### How to enable Open the Locker mobile app, go to the `Menu` tab > `Settings`. Scroll down to the **Security** section and toggle on `Unlock with Face ID/Touch ID` (or Biometrics). Scan your **face** or **fingerprint** so the system registers your unlock method. *** ## Remove an unlock method You can manage and remove previously configured unlock methods at any time to keep your account secure: Go to `Settings` > `Security` > `Unlock Methods` and expand the **Passkeys** or **Security Keys** section. Find the device or key you want to remove and click the `Trash` (Delete) icon next to it. In the confirmation dialog, click `Delete` to confirm. Once removed, this method will no longer work to unlock the Vault.