Samsung Galaxy S3 Mini - Change the backlight screen timeout
Phone: Samsung Galaxy S3 Mini
Factory OS: Android 4.1.1 (Jellybean)
Have you updated your Operating System?
Then view tips for the most recent OS version(s): Android 9 (Pie) & Android 8 (Oreo)
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Factory OS: Android 4.1.1 (Jellybean)
Have you updated your Operating System?
Then view tips for the most recent OS version(s): Android 9 (Pie) & Android 8 (Oreo)
Or view tips for all Android versions
Change the backlight screen timeout
To change the backlight screen timeout, go to Settings – Display – Sleep. Then choose the screen time out duration.
You can also tell the phone screen to always stay lit when it is plugged in via USB. Go to Settings – Developer Options. Then check Stay Awake.