For questions specifically about issues with battery charging or power supply.

learn more… | top users | synonyms (2)

0
votes
1answer
98 views

is fully charging new phones before turning it on a must? [closed]

I just got my Samsung note 5 shipped to my office. And I am wondering if I should charge it full before I turned it on
0
votes
1answer
111 views

Android phone is turned off at 52% battery

I have got a Samsung Galaxy Grand Neo Plus with Android 4.4.4. When the phone reaches the 52%, it turns off and I can't turn on it again because the battery is at 0%! I think this could help: When I ...
0
votes
2answers
123 views

Phone is discharging extremely fast.. How to stop this?

I'm a moto gen 2 user, my phone is discharging extremely fast.. Just switches off overnight even with >50% charge .. But I'm able to charge properly.. Takes long, but its fine.. Tried the factory ...
0
votes
1answer
584 views

Turning off Galaxy S4 while charging

I manually upgraded my Galaxy S4 to Kitkat; since it was rooted, upgrade couldn't be done automatically. It was successfully done but thereafter my phone turns on automatically whenever a charger is ...
0
votes
3answers
9k views

Samsung S duos - showing charging symbol but percentage not increasing

I have samsung s duos. Suddently one day, when i was charging .. though the indicator shows charging, the battery level keep going down. I restarted mobile... still same issue. Then i tried with ...
0
votes
3answers
101 views

Is it possible to charge phone faster?

I know that going to Airplane mode can be useful But is there any way to charge phone faster?
0
votes
2answers
272 views

Connector allowing charger and usb computer connection as same time?

PoE lead me to idea of having some kind connector, allowing supplying my connected tabled with power from it's charger (5V 2A) and in same time being connected to computer (for backup or whatever ...
0
votes
1answer
280 views

How to select a power supply for a given Android device

There are a variety of products on the market which provide a power supply for Android devices through the ubiquitous MicroUSB 2 port. These include adaptors for 12V "cigarette lighter" car DC power ...
0
votes
2answers
609 views

Plug in the charger the wrong way?

Yesterday, I mistakenly tried to push the charger plug in my phone upside-down. The phone seemed to react to it. Does it matter which way the plug is turned for charging?
0
votes
1answer
1k views

Why does my screen still turn off while charging? [duplicate]

Possible Duplicate: Where is “Stay Awake” option in Ice Cream Sandwich on the Galaxy S3? I used to have an HTC Evo Shift. If I plugged it into a power cord, the screen would stay ...
0
votes
2answers
81 views

Nexus 5X no “Charging rapidly” on original (stock) charger

After 7 months LG Nexus 5X now doesn't show "Charging rapidly" but only "Charging". Ampere app shows 1700 - 2100 mA max. Overall charging time now 50% longer than initially was. In accordance to ...
0
votes
1answer
45 views

Interchanging battery with a higher capacity battery

My Redmi 1s has a battery capacity 2050mAh (BM41). And the upgrade of the phone is Redmi 2 with capacity 2200mAh(BM44). Can I use this battery if it fits in my device? Will it creates any software ...
0
votes
3answers
83 views

Nexus 7 (2012) won't charge or start after a series of problems

A year or so ago, I bought an old Nexus 7 that was very slightly used (I took it off my girlfriend's hands). Everything worked fine, but I barely ever used it. Two days ago I broke it back out. I ...
0
votes
1answer
97 views

Will charging a phone with a different USB *cable* affect the battery life?

I recently realized that I've been using the wrong USB cable to charge my Moto X Play(2015) for probably a couple weeks. The phone is specifically designed to charge very quickly with its' default ...
0
votes
1answer
451 views

How to charge a newly bought Nexus 5X(lithium polymer)? [duplicate]

I just bought a new Nexus 5X, how should I first charge it? (It's a lithium polymer battery) I plugged it in the charger and the phone turned on. Phone almost had a full charge already though (out of ...
0
votes
1answer
64 views

Samsung mobile not getting charge when switch on

I am using SAMSUNG DUOS2. Its not getting charge when its switched on. But there is no problem in charging when switched off. Not charging in both I tried USB as well as wall charger. Android ver : ...
0
votes
2answers
108 views

Battery charging time calculation

One of the very useful feature of Android version 5.0 Lollipop is that it shows how much time is left for the charging to be completed. How is the time for the device to get fully charged determined?
0
votes
1answer
67 views

Why does my phone charges fast when WiFi is on?

My phone is Lenovo A6000+ Original charger and Stock OS. Edit: it is a two months old phone with no other complaints.
0
votes
1answer
39 views

Exclude possibility of damage of Android device while chargin with another charger [duplicate]

Is it true, that if I have one Android tablet with mini-usb from Philips, one Android device with mini-usb from Sony, then if I connect Philips charger to Sony charger, then it is possibility for a ...
0
votes
1answer
162 views

Nexus 5 with android 5.1 has battery life issue

I have Nexus 5 with android 5.1. The phone is fully discharged per day. Although I only make a few calls per day. How to fix it without downgrade to adnroid 5?
0
votes
1answer
173 views

Without switching on, charger lights turns ON when phone gets connected?

It's kinda bad day today as i dropped my phone into a water for 5 sec. Phone turned on & I tried to clean it. Since the battery gets low, i plugged the charger cable to my phone. Without ...
0
votes
1answer
490 views

Phone wont boot

Yesterday I got an Acer Liquid Z410. After installing some apps and checking out the phone, I charged my phone fully. Then I was trying to acces my phone again but it was off. So I tried to access it ...
0
votes
1answer
118 views

How can I have my device charge only when battery is below a given percentage?

So I've mounted my Nexus 7 onto a wall and use it as a sort of info screen / home automatisation device. Now this would require the screen to be on all the time which is why I want it to be connected ...
0
votes
3answers
5k views

Asus ME302C tablet charging forever and doesn't start

My Asus ME302C tablet was giving charging problem lately and is completely dead now and not starting up. Around 5 days back, its charging got stuck at 55% and it never went ahead even after charging ...
0
votes
2answers
10k views

Connecting 2.1 A charger instead of 850 mA [duplicate]

I have a Sony Xperia SP model with a 2370 mAh battery. The original charger I got with it was of 850 mA. My question is can I use a charger with output of 5V-2.1A which is also from Sony? thanks and ...
0
votes
1answer
4k views

MOTO E battery drops suddenly to 0%

My moto E phone is not even a month old and already i'm having a HUGE problem with it. I charge my phone to full battery, sometimes during a whole afternoon or night. Then in the morning or at 100% i ...
0
votes
1answer
863 views

If I charge my mobile from different charger what happens? [duplicate]

My charger is lost so I am using a charger with an output of 5.5v and 0.6A. My real charger gives an output of 5V and 0.7A. Will the other charger damage my phone?
0
votes
1answer
238 views

spike in battery charge

Today when I was charging my Redmi 1s mobile I restarted the mobile. Then I saw that there was a sudden increase in the charge of the battery by 80%. What could have caused this?
0
votes
1answer
1k views

Used (probably) inappropriate charger, touchscreen went crazy, permanent damage? [duplicate]

I used a plug with USB output than may have been inappropriate (output DC5V +/- 0.20V DC500mA +/-30mA). While it was plugged in, the touchscreen stopped working properly (touching one part of the ...
0
votes
1answer
59 views

Is there a way to determine the charging current available?

I have a Moto X that has recently stopped charging while in its car dock, even though it indicates that it's charging. I will diagnose the problem by eliminating the USB cable, the dock, and the 12->...
0
votes
1answer
283 views

Are wireless chargers specific to model numbers?

I found this charger on eBay: http://www.ebay.ca/itm/Qi-Wireless-Charger-for-Samsung-Galaxy-S3-i9300-S4-i9500-Charging-Pad-Receiver-/200962957683?pt=US_Cell_Phone_PDA_Chargers&var&hash=...
0
votes
3answers
777 views

15 Min my battery goes to 97% to 17%

Yesterday I was watching a video on my andorid GTP3-100, and my batter was at 97% after 15 min I looked at my battery it had gone to 17%, and it was draining battery fast and after 5 min its went to ...
0
votes
1answer
2k views

Why won't my S4 charge in the USB port

I am trying to charge my Galaxy S4 in my laptop but no matter which USB port it is in it will not charge. It is completely dead now. I am abroad and the adapter doesn't charge it either. HELP!
0
votes
1answer
1k views

Can a Samsung Galaxy 3 tablet be charged safely using a universal travel charger?

My daughter is in Thailand and she has been using a solar device to charge her Samsung Galaxy3 tablet (7 in.) This method is no longer charging the tablet sufficiently for use. She has a universal ...
0
votes
3answers
2k views

Sony Ericsson DISCHARGES when plugged in

I have a Sony Ericsson Live With Walkman (WT19i). About a week ago my phone started discharging when plugged in for charging using either a Samsung wall charger or the USB port on my PC. It charged ...
0
votes
2answers
2k views

Why does charging leads to battery losing charge at times

I have a LG Optimus S Android on Gingerbread (The one on the cheaper side with least specs for an Android). I have found that when I use the USB charger connected to my computer, at times instead of ...
0
votes
1answer
174 views

If I charge Nexus 4 with a wireless charger will it charge considering red LED error

I've had a red LED error in my Nexus 4 for a week and it won't turn on or charge. I've tried everything, pressing the power button for 60 seconds, etc. I even opened it up and removed the battery and ...
0
votes
1answer
727 views

WiFi tether without losing battery

So, as everyone already knows, when tethering data over WiFi your battery may overheat/lose battery/etc. What I want to do is while in my car: Stream internet over WiFi to >1 person Navigate with ...
0
votes
3answers
3k views

what could cause a sudden drop in battery life?

According to my battery graph the phone went from 85% to 0 in an instant. I wanted to add a screenshot, but I do not have enough reputation. The last time I checked it was nearly full, and 7 hours ...
0
votes
1answer
217 views

Android Experiments drain battery

While I am experimenting with Android I found it annoying that the device even if is plugged in on the PC using a USB is discharging. THe problem is that I am performing some intensive experiments ...
0
votes
0answers
15 views

Charging my device from power bank with two-way USB-C cable?

So I have Nexus 6p with USB-C port and a Xiaomi Pro 10000 power bank. Charging my device with bundled USB A -> microUSB -> USB-C Cable works. But when I connect them with my two-way USB-C cable ...
0
votes
0answers
35 views

Make my phone stop charging at certain percentage?

Background I am using my rooted phone like a server; it is plugged in on charger 24*7. Neither charger nor battery becomes hot after battery reaches 100%, unless I use phone which confirms battery is ...
0
votes
1answer
17 views

OnePlus One stopped charging, TWRP failed to decrypt data, but managed to boot back to Android

Sometime at night during charging my OnePlus One turned off and I wasn't able to turn the phone back on by pressing the power button. I wasn't able to get the phone to recharge. I managed to boot to ...
0
votes
0answers
16 views

Phone won't charge at all!

My ZTE blade buzz phone won't charge at all. When connected to a wall socket(using own charger) , the charging indicator shows up, but percentage stays at 0%. I tried charging it from PC using it's ...
0
votes
0answers
21 views

Samsung Galaxy Note II not charging

I have a Samsung Galaxy Note II that does not charge. No charging light or any sign of life from the phone. I have bought a new battery and the charging port/flex cable assembly and have installed ...
0
votes
0answers
14 views

why isnt my BLU android phone coming on?

my phone will not come on. when I press the power button the camera flash will blink once and it also does this when I plug in the charger. what could be wrong?
0
votes
0answers
29 views

Phone recognizes/detects USB cable, but doesn't charge

I have a Samsung Galaxy S4 i9505 and the USB port stopped working. It wouldn't detect any cable anymore. I then got a spare USB board part from eBay and replaced the original with it, now it does ...
0
votes
1answer
24 views

Android Tablet Won't Stay Off

I have a Cube U30GT Mini tablet with Android 4.1.1, kernel 3.0.8, Rockchip rk3066. This tablet won't stay off unless the battery is dead. Doing a normal "Power Off" just reboots the tablet. If the ...
0
votes
0answers
33 views

Faster charge through higher amp charger?

I'm looking for a solution to charge my Android smarpthone as fast as possible when travelling, eg. when sleeping at a camp site where I don't want to have to sit there for two hours just to make sure ...
0
votes
1answer
44 views

How can I keep screen on ONLY while music is playing?

I drive typically 300+miles a day and my phone works both as my GPS and my media player through my work trucks AUX port. I drive to a lot of the same places so after awhile the GPS isn't kept on top ...