Questions tagged [charging]

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

225 questions with no upvoted or accepted answers
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votes
0answers
4k views

Sony Xperia Z3 flickering between charging and discharging

When I plug my phone in it often has problems charging. Both the green led light and the charging icon will flicker on and off every half a second. This seems to happen at different times during ...
4
votes
0answers
519 views

500 charge limit on wireless charger for Nexus 4 / 5 (QI)

I recently bought a QI compatible charger for my Nexus 5. On the box it states, that the "wireless charges up to 500 times". I don't understand why the charger is only able to charge my phone 500 ...
4
votes
3answers
5k views

Increasing my phone's charging rate while tethered

I have a Samsung Galaxy S3 and a laptop with 2 USB 3 ports. When tethered to my laptop (to provide Internet access via GSM/HSPA data), the phone charges very slowly, especially if I am using it for ...
4
votes
0answers
332 views

Verizon Galaxy Nexus Discharging When Plugged In Even After USB Replacement

I've got a Verizon Samsung Galaxy Nexus that as of a few weeks ago quit charging - in fact it quickly drains the battery (discharges 2% / minute if not more) while plugged in. I tried different ...
3
votes
0answers
110 views

Samsung S4 won't charge from socket

I am looking for help before sending my phone to maintenance service. All of sudden my phone stopped charging from a socket. The phone is charging (bolt showing, charging screen showing etc) but ...
3
votes
0answers
862 views

Use “Lock Screen” as Daydream option

maybe its too simple a question, but I need to figure out how I can just use my lock-screen as daydream option for an android lollipop device. What I want is to see the normal lock screen while ...
3
votes
1answer
173 views

Computing when on charger - long term effects on battery life

Donating your computational power for scientific projects is, in some cases, available for Android. One of them, the World Community Grid, states that "Using the application will not significantly ...
3
votes
0answers
311 views

Large difference in battery discharge, when Nexus 7 is on and off

My father got a brand new Google Nexus 7 II (2013) LTE tablet few weeks ago. Ever since first use, he was complying about battery discharge rate. Few days ago, I did some measures and I'm quite ...
3
votes
0answers
687 views

Android stuck in downloading mode

So what happened is that my mobile (Galaxy S4 - GT-9500) ran out of charge. When I plugged in the charger and tried to turn it on, it went directly to what I think is the recovery mode (Android logo ...
3
votes
2answers
465 views

Nexus S and phone charger get unusually hot when plugged in

I was using my Nexus S today and it turned off suddenly. I plugged it in to charge and saw it load to the boot splash screen, and then I went to sleep. When I woke up 2 hours later my phone was dead. ...
3
votes
0answers
348 views

since upgrading my software to 4.1 my samsung galaxy note wont charge properly

I recently upgraded the software on my galaxy note to 4.1 and since then its been very strange when charging. I put it on charge last night woke up this morning it said charging 23% came back to it a ...
3
votes
2answers
903 views

How do I keep CPU off when charging?

When I connect the USB power source, it makes CPU to stay on (even though "Development->Stay awake" is off). When charging from a weak power source if makes battery to drain even faster than is case ...
3
votes
0answers
792 views

My phone crashes while charging

My phone sometimes shuts down without a reason or warning. It often happens while it's charging. I'm not positive charging is an absolute requirement for this to happen, but I only remember it ...
3
votes
2answers
702 views

Samsung GT 7.7 hung after charging

After charging my Samsung GT 7.7, I switched it on but it just showed the "Samsung Galaxy Tab 7.7" and stayed like that like it hung. What do I do?
3
votes
0answers
650 views

Battery life in Samsung Galaxy 3

I recently updated my Samsung Galaxy 3 to Android 2.2 . After the update my fully charged battery dies in just 3 hours(without any use) and around 1 hour if I use it (talking,browsing etc). I am using ...
2
votes
0answers
43 views

Android phone plugged into charge 24/7

I currently have an LG E440 (non-stock ROM) plugged on charge 24/7 (connected to mains outlet, not PC) as it runs several Tasker-based routines which need to be seperate from my day-to-day phone. ...
2
votes
0answers
431 views

How to close `Android Auto` notification

I plugged my phone into the USB on my rental car so that it would stay charged while I used the phone for navigation -- but it didn't stay charged. Now I have a notification that I can't get rid of: ...
2
votes
1answer
10k views

Can you use USB OTG and charge at the same time?

I have a Google pixel-2. I like to use a Bluetooth keyboard and wired mouse via the USB-C-OTG canoe that came with the phone... But then I can't charge the phone. I wanted to buy something... To let ...
2
votes
1answer
73 views

control charging for Samsung Galaxy S3 that is in charger 24/7

I have Samsung Galaxy S3 in the charger 24/7, so it's not good for battery. How can I set charging so that the phone spends battery to say 30% before charging it to full?
2
votes
0answers
111 views

Will this charger damage my phone?

I have a 3 port USB-C charger from Aukey that for the past weeks worked well with my Nexus 5X when used with an old ATX power supply as power source. I found critical reviews on Amazon (link to US ...
2
votes
0answers
779 views

adb shows different battery capacity

My device is Coolpad Note 3 and it's 15 months old. Recently, I've observed that the battery suddenly drops randomly to 20-30% and shuts down. When I plug it in for charging while it's powered off it ...
2
votes
0answers
77 views

Phone disconnects from USB after 5 seconds on Windows

My phone recently underwent continued exposure to water (in my pocket during a heavy storm), and after drying it out, I have a problem with its USB port: When connecting the phone to a Windows ...
2
votes
0answers
42 views

Disbale charging of phone by outlet

Is there any way I can disable charging by outlet in my phone by some software. Kids keep making toy of my phone and I better have excuse that phone is discharged and not charging.I have android 7. My ...
2
votes
1answer
192 views

Hardware reset screen

My Samsung Galaxy SII has not been used for a while, and whenever I try to plug it in to charge, it doesn't seem to start charging, and instead loops between the battery charging icon, and a screen ...
2
votes
2answers
3k views

Screen Distortion After Using Certain Chargers

My Nexus 5 has burned in a few times over the past year, which is very unusual since I never leave it on when not in use (30 second dim time), but today I finally noticed the trend. When I charge the ...
2
votes
0answers
110 views

Phone doesn't charge via USB while on

I'm trying to figure out a charging issue with my Nexus 6 (Marshmallow 6.0.1). While I'm in Windows (10) and the phone is on, it won't charge over USB. If I turn off the phone it charges via USB. If ...
2
votes
0answers
376 views

How to boot my Samsung Galaxy S4 mini when wall charger is plugged

I am Developing an Android Application, here i want my phone to start booting automatically when the phone is plugged into any power outlet without hitting any power button.I found many solutions and ...
2
votes
0answers
637 views

Phone's battery is draining unusually fast even when not in use

The hardware I'm using: OnePlus One, bought late december 2014 Stock Cyanogenmod, version 12.1 - YOG4PAS1N0 (= Android 5.1.1) no apps to improve battery life in any way Basically, the battery is ...
2
votes
2answers
945 views

Is there any relation between charging rate and discharging rate?

Sometimes when I do not use the original charger but a different one it would take less time to fully charge the device than the original charger would do. But I can feel that discharging rate is ...
2
votes
1answer
2k views

Why is the screen acting weird while charging?

I noticed that when I charge my phone with a cheap charger that I bought from Ebay, the screen acts strange: It suddenly can't position my taps correctly and It detects swipes as taps. After a fast ...
2
votes
4answers
2k views

Get the charging rate without external hardware (e.g. multimeter.)

Android.SE user intuited observes: I've noticed that my S4 doesn't always charge at its maximum rate of charge, even when it seemingly should. For example, car DC adapters that claim to provide up ...
2
votes
1answer
2k views

Where is the battery animation called?

I have a tablet from China, it's a Q8H Allwinner. It is rooted, and I've browsed the internal storage for hours to find the battery animation, I found them at framework-res.apk... Now I want to find ...
2
votes
0answers
54 views

How to prevent S3 from turning on when charging

I'm trying to charge a new battery with my phone turned off. As soon as I plug the phone in to the wall charger, the screen turns on and the phone tries to immediately boot instead of staying on the '...
2
votes
0answers
62 views

LG P880 Screen stays awake whilst charging

I have a phone that when I plug it in it turns the screen on and the doesn't go to sleep until I press the power off button. Is there a way to make the screen go to sleep automatically like when you ...
2
votes
2answers
4k views

I can't connect my Samsung Galaxy SL GT-I9003 via USB

I can't connect my Samsung Galaxy SL GT-I9003 via USB. When I try to connect via usb mode the phone doesn't respond, it only charges. I tried restarting and restoring my device, but it still won't ...
2
votes
0answers
461 views

Samsung Galaxy S stuck in boot loop when 100% charged

Before we start I should mention that I have not messed with the firmware in any way. But it seems that whenever I put it on charge and it reaches 100% capacity I turn it on and it gets stuck in a ...
2
votes
1answer
230 views

How can I turn off the notification for the power plug connection?

My Samsung Galaxy S3 with Android 4.1 plays a sound every time I connect it to the power plug. Is there a way to turn that off without affecting all other notifications?
1
vote
0answers
29 views

Charging problem. Please help

My phone (Note3, CustomOS: Phronesis) got a charging problem last night. It does not charge properly when running or if the screen is off now. Usually the LED went on while charging but it stays off ...
1
vote
0answers
22 views

Is it a Kernel or a ROM that provides power_supply battery files?

Long story short I was installing custom ROMs to my Android device and one thing that stays in place regardless of ROM I use is a wrong battery stats monitoring. The device always behaves like it's ...
1
vote
0answers
270 views

How can I fix a charging problem on Moto G5 Plus?

A Moto G5 Plus device (Android 8.1.0) was charging and performing normally with a healthy battery response. One morning, instead of being at 100% (expected after charging all night), the phone ...
1
vote
0answers
65 views

Why does my Samsung Galaxy S8 Active no longer “Fast-Charge”?

I bought a refurbished Samsung Galaxy S8 Active in excellent condition about 6 months ago, and it came with the standard manufacturer-provided power adapter and cable for charging (Model: EP-TA20JBE, ...
1
vote
0answers
196 views

S7 charging problems

Apologies if this has been answered already. I searched and found many variations on this issue, but nothing that applies directly to my situation. At first, I thought my old off-brand cable was to ...
1
vote
0answers
31 views

Keep android phone running for days

This is our situation: We have an android tablet that must run some stuffs for longer than one day (running videos, musics or other). For this purpose we attached our tablet to an external battery ...
1
vote
0answers
36 views

Phone dying at 23% charge

I changed the battery of my OnePlus one (original and new, from EBay). Everything went well, the new battery seems to do its job. But now my phone keeps turning off and vibrating at 23% charge.... If ...
1
vote
0answers
65 views

What is the impact of (slow) wireless charging vs (slow) wired charging on the phone battery?

Can someone give me some feedback related to BATTERY LIFE in terms of wired vs wireless charging? I already know that fast charging CAN reduce battery life. Do we have any info on wireless charging? ...
1
vote
0answers
92 views

Phone only turns on when it's plugged in but then works normally

The problem regards a cheap 5.1-based Android phone, manufactured by a company named Manta. A few days ago it randomly shut off on its own and it was impossible to turn it on because it got stuck on ...
1
vote
0answers
24 views

Enforce power saving mode for powerbank charge

If I charge my phone from wall, disabling power saving is no problem. But for a portable powerbank, I would still like power saving enabled. How can I enforce Android to keep power saving on during ...
1
vote
0answers
36 views

using galaxy s8 usb-c cable into lg g5?

I have questioned my LG G5 I had for 2 months today first time using different cable because I forgot my cable in a friend's car so I had to charged my phone and I used my brother galaxy S8 USB-c ...
1
vote
0answers
89 views

Why “System Update” app of “android 6.0” is draining battery

I am using Yu Yunicorn (5530) android phone. It has android marshmallow update. Recently I noticed when I put the phone on charging it takes long time to charge and never goes to 100%, also during the ...
1
vote
0answers
225 views

Mi A1 fast charging is baffling

Mi A1 when it was launched (Nougat) did not have fast charging capability , though the Qualcomm chip is capable of it. It was speculated that this was done to keep the cost to fit "budget" phone model ...