iBall Andi Sprinter 4G, User Manual

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2. Select Developer options .
3. Select ‗
Stay awake
‘ check box.
Lock screen & put phone to sleep
Except when on a phone call, from any screen, press POWER key
(immediately). While not on a call, to lock your control buttons and screen
from accidental touch activation, press POWER key.
You can increase the security of your phone by setting Screen unlock
pattern. Once set, in order to unlock your screen, you‘ll have to draw the
correct unlock pattern. You can set your screen unlock pattern as follows:
1. On the Home screen, touch and select Settings .
2. Select Security and then scroll down to Screen lock pattern section.
3. Set or change your unlock pattern by selecting Screen lock pattern, as
applicable.
4. Follow the prompts to define your pattern.