Sony Xperia U - Turn off WiFi while the phone is sleeping
Phone: Sony Xperia U
Factory OS: Android 2.3
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 2.3
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
Turn off WiFi while the phone is sleeping
If you want to conserve battery life, you can turn off the WiFi while the phone is asleep.
Go to Settings – WiFi – Advanced – Keep WiFi on during sleep.