Set screen lock
You can secure your phone or tablet by setting a screen lock. Each time you turn on your device or wake up the screen, you’ll be asked to unlock your device. You can also set Smart Lock options so that your device automatically unlocks when it's connected to your watch or recognizes your face. Learn how to use Smart Lock.
Set up or change a screen lock
- Open your device's Settings menu .
- Under "Personal," touch Security.
- Under "Screen security," touch Screen lock. If you’ve already set a lock, you’ll need to enter the pattern, PIN, or password before you can choose a different lock.
- Touch the screen lock you’d like to use and follow the instructions.
Screen lock options
You can choose from the following screen locks, listed from least secure to most secure.None
Pattern lets you draw a simple pattern with your finger to unlock the device.
PIN requires four or more numbers. Longer PINs tend to be more secure.
Password requires four or more letters or numbers. This is the most secure option, as long as you create a strong password.
Set trusted devices and face matching
You can use the Smart Lock settings to keep your device unlocked when it's connected to your Bluetooth watch or recognizes your face. Learn how you can unlock your screen through connected devices you trust or face-matching.
Elena is an Android expert and author of this help page. Leave her feedback below about the page.