How to set screen lock pattern in Oppo A9

Learn here how to set screen pattern lock / passcode in Oppo A9. You can easily set pattern lock on your own. Also it is a must to give recovery email in case you forgot your pattern or passcode. So give valid and active email ID while setting up your screen pattern lock in Oppo A9. One time password will be sent to your email address if you want to unlock or set your new pattern in case you forgot your pattern lock. Please watch the full video to know how you can set it right now.