1
vote
0answers
201 views

Tablet will not sleep

My Xperia tablet Z is set to sleep after 30 seconds of inactivity. However starting yesterday it no longer goes to sleep at all and the battery just goes flat. Is there any way to fix this?
4
votes
2answers
8k views

No internet connection after sleep although Wi-Fi connected and working well, Android Samsung Galaxy S I9000

Problem: No internet connection after 1+ minutes of sleep. Wi-Fi is still connected, i have IP assigned through DHCP, i can browse shared folders on PC in network. It looks similar as if i didn't ...
7
votes
5answers
2k views

How can I re-enable my keyguard?

When I first got my Droid Bionic, if I pressed the power button on the top it would lock the screen; pressing it again would display the keyguard, requiring me to slide to unlock. I had it configured ...