How do I set up Screen Lock on my Android device?

1. On your device, Open the Settings app.
2. Tap Security or Security & Location > Security. (Alternatively, search for "Security.")
3. Tap Screen Lock or Screen Lock Type. (Alternatively, search for "Screen Lock.) If you already set a lock, you'll be asked to enter your current credentials.
4. Select the screen lock option you’d prefer to use and follow the on-screen prompts to set it up.
5. (Optional) Change your screen lock's settings: Next to "Screen lock," tap Settings, or, in Settings, search for "Secure Lock Settings." Update your preferred settings, such as automatic lock timing, Power button locking, a lock screen message, etc.

How do I set up Screen Lock on my iPhone?

1. In Settings, tap General > Auto-Lock.
2. Select Never or your preferred time period.
3. Tap the Home key to return to the Home screen.

(Optional) Activate Touch ID:

1. (If not done already) Create a passcode for your device.
2. Make sure that the device's Home button and your finger are clean and dry.
3. Tap Settings > Touch ID & Passcode, and then enter your passcode.
4. Tap Add a Fingerprint and hold your device as you normally would when touching the Home button.
5. Follow the on-screen prompts to record your finger print and your grip.