This tutorial presents the easiest way to add password for LENOVO K5 Pro. The devices with Android 8.1 Oreo has built-in security feature that will protect your device. Check out how to set up the screen lock in LENOVO K5 Pro.
To add a password, first you need to open Settings, and select Phone unlock.
Then choose Set passcode at the bottom of the screen.
Select Pattern from the current menu.
Draw a pattern of your choice, (it needs to connect at least 4 points).
Draw it again to confirm.
You've successfully set a pattern password on your Lenovo S5.