How to change screen sleep and screen lock timeout on Android Oreo 8.0 phones
How to increase screen lock timeout.
How to reduce screen lock timeout.
Steps:
To do this go to your apps then tap on settings.
Tap on "Display" then tap on "Advanced"
Now tap on sleep and choose the time your phone will wait before it goes into sleep mode, lets say 15 seconds.
the Second step is to choose the time your phone will wait while in sleeping mode before it locks.
so go back to settings and tap on "Security & Location"
Tap on the wheel icon next to Screen lock
Now tap on "Automatically lock" and choose the time your phone will lock after it goes into sleeps mode, lets say 15 seconds.
By doing this your phone will wait 15 seconds of inactivity before going into sleep mode
and then it will wait another 15 seconds in sleep mode before it will lock