7
votes
5answers
14k views

Serious battery drain (Screen, Android OS) after JB upgrade

Since I upgraded my Samsung Galaxy SII from Android 4.0.4 (ICS) to 4.1.2 (JB), my battery life has decreased dramtically. Running ICS I could easily have ~25% battery left when going to bed, after ...
1
vote
1answer
193 views

Why did a crash at 100% battery cause instant drain to zero?

After charging my Galaxy SII (ICS) overnight, I unplugged and started using the web browser. Battery indicated 100%. After 20 minutes the screen went black and the phone rebooted, then it popped up a ...
6
votes
2answers
4k views

Why is Android System always keeping my phone awake?

I woke this morning and discovered that my phone's battery was at 70% capacity, even though it had been fully charged when I went to sleep. I went into the battery settings, and found that Android ...
0
votes
1answer
1k views

Battery Savers with the Android 4.0 [duplicate]

Possible Duplicate: What can I do to increase battery life on my Android device? How do I save on my battery on my new 4.0 (Ice Cream Sandwich) device? All I have seen so far is a bad ...
1
vote
2answers
1k views

Asus Transformer slow charge

My ASUS Transformer TF101 charges extremely slowly using the original power adaptor. I'm trying to figure out the cause. Here are all my knowns: The power block (wall to USB adaptor) charges my ...
-2
votes
2answers
269 views

Is there a reason why I need to remove my phone's battery after it crashes before I can turn it back on?

I have a Galaxy Nexus running on 4.0.1. I've noticed that when it crashes it usually requires a battery pull to get it working again. I was wondering if the pulling of the battery to get the phone to ...