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Questions tagged [charging]

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

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1answer
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My Galaxy y s5360 is not detecting the sd card?

I am using the Galaxy Y (S5360) with Gingerbread. A few days ago my mobile stopped detecting any charger or usb. After some time it started working again but it still wouldn't connect via usb to a PC ...
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2answers
2k views

Can I charge Galaxy Tab S2 while using MHL adapter?

I'm looking at an MHL adapter provided by Samsung. I have a Galaxy Tab S2 and wonder if this adapter would allow the device to charge up at the same time as mirroring the screen to my TV. I already ...
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0answers
10 views

Problem Charging from Y-Cables that Appear to be Made for Charging

I use a Samsung Galaxy S5 in a robot. Keeping robot and phone batteries charged is a constant issue. So I've acquired a bunch of different Micro USB3 to USB A Y-Cables in hopes of charging the phone ...
2
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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 ...
8
votes
1answer
80 views

Plugging phone into laptop charges laptop instead of phone

When I plug my father's Xiaomi 5X into my MacBook Pro, it shows up as a charger on the MacBook and I don't get the usual USB options on the phone. Tried it on two Macs with same result. Also tried my ...
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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 ...
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2answers
2k views

Vixion IRUX Tablet battery will not charge

I bought this tablet recently in Tenerife. Can find no information about the manufacturer. Now the battery will not charge through the mains adapter. It did charge at first. However, I have found ...
2
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1answer
2k views

Disable “Charging slowly” warning

When charging my phone, a LG K8 V, I get the message "Charging slowly: Use the charger and cable that were provided with this phone, or check the cable is properly connected." The charge rate is fast ...
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3answers
90k views

Android phone “charging slowly”: How to make it faster

When I put my Android device to charge, the lock screen says "Charging slowly": Is it a particular software setting that tells Android to charge slowly? How to make Android charge fast?
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2answers
3k views

Is it okay to use USB 3.0 cable with USB 2.0 wall adapter?

I bought an LG Optimus One phone a long time ago. The phone came with a USB 2.0 cable + wall adapter. 3 months ago, I bought a Galaxy Note 3. The phone came with a USB 3.0 cable + wall adapter. The ...
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2answers
2k views

Battery Status problem

I recently updated my Note 8.0 Wifi from 4.1.2 to android 4.4.2, and shortly after that rooted it (But kept the stock 4.4.2, NO custom ROMs or anything...). Of course, as I knew, the battery ...
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0answers
9 views

Nokia 1 phone usb tethered to Asus 51U router..insufficient charge

works fine..unlimited data on phone with a usb cable connection from micro usb in phone to normal usb 2.0 on router. These routers can use usb connection is selected as source. Problem...the half amp ...
3
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1answer
3k views

Prevent USB data transfer (when phone is in use) and being charged

I would like to know how to protect my data when I use public battery charger in public places. I know that if I do not unlock my screen when charging, my data is safe, but what if I would like to ...
1
vote
1answer
30 views

Power empty android (Samsung) - cannot charge

Samsung SM-T580 power became empty and stopped. Connection with charger result in flickering (black) screen with the charge icon showing. I used several cables and adapter. After many hours the tablet ...
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 ...
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1answer
1k views

Why does my samsung galaxy s4 say 'Charging Paused,Battery Temp too High'?

Ok so i have already brought a new battery and done a factory reset and tried different chargers and still says it is over heating . Please anyone got any ideas or solutions?
2
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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
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10answers
19k views

Can't charge/power on Nook HD+

The device won't power on. The screen and status light show no indication of activity when pressing or holding the power button (or any button / pairwise combination of buttons for that matter). The ...
2
votes
1answer
470 views

How to make phone boot automatically upon battery insertion (unlocked bootloader and root: yes)?

By battery insertion I mean current flowing on the battery pins, not the micro USB port. Description The phone in question is a Samsung Galaxy Xcover 4, the bootloader is unlocked, and I have root ...
0
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1answer
2k views

Moto G 2 (2014) Not Charging!

My phone is a Moto G (2014) XT1068. It has recently stopped charging for some reason. This morning it was charging and tonight, it decided that it would be a prick and not charge. Anyhow I tried ...
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0answers
30 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 ...
2
votes
1answer
9k 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 ...
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2answers
2k views

iRola DX752 does not charge after a while

The iRola DX752 purchased for Christmas does not charge. It worked for a while, but then does not work when plugged to an outlet either. Is this a known hardware failure? If it isn't, are there any ...
2
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2answers
2k 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 ...
3
votes
4answers
11k views

How to limit charging to 60%

My UleFone Armor 2 has 4700 mAh, but I would like to limit it to 60% to reduce battery ag**g. The battery in more and more phones is not user-replaceable thanks to Apple's toxic influence on the ...
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3answers
5k views

Ideal charging / discharging percentage for maximum battery life?

One of my friends has a relatively new Samsung smartphone. He has this app that notifies him whenever the charging is up to 80%, and tells him to unplug the charger. He tells me that it will increase ...
0
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1answer
40 views

Leaving phone plugged in all the time?

I have a spare OnePlus One that I use for home automation stuff (RM Plugin, Tasker, etc.) I leave it plugged in all the time. Sometimes the phone does get quite hot. Just today, wanting to do more ...
0
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5answers
7k views

Samsung Galaxy S2 shuts off when plugged in: screen goes black then a grey empty battery appears

Samsung Galaxy S2 shuts off when plugged in. The screen goes black then a grey empty battery appears for a second then disappears. This "flashes" several times in about 4-5 second intervals. I can not ...
1
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0answers
43 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, ...
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0answers
21 views

Shorting data lines in android [closed]

I want to modify my smartphone charger, i plan to use a dc socket with + and - only to charge my smartphone, now i wanted to increase the current to about 900 mA that's the current of my charger when ...
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2answers
5k views

Samsung Galaxy Note 8.0 (GT-N5100) USB connection & charging problem

I'm having problem with my Samsung Galaxy Note 8.0. When I connect it to a laptop/desktop computer it just won't acknowledge the connection. I just wanna transfer some files to my tablet. Before it ...
0
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1answer
4k 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 ...
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1answer
24 views

Power on when charging but only when battery level is greater than 20%

I have recently tried to fit a tablet into my car and I came across a problem with waking up the device without using the power button. My solution is to boot the device whenever it is charging, but ...
0
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1answer
4k views

Moto G stuck on the screen “Warning bootloader unlocked”

I'm trying to solve a problem that is affecting a Moto G 2014 XT1069 device. What happened is that the device did shutdown, then when trying to power it up again, it stayed stuck on the Motorola logo ...
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 ...
0
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2answers
23 views

Phone not charging

My phone doesn't charge at all, even when is charging while switched off. And I have tried it with many chargers and battery. But same thing keeps happening
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0answers
19 views

samsung tablet charging procedure

I am considering tablets to use in a small plane to run Sky Demon, a navigational aid. The Samsung tab A 7" is suitable as far as I can determine. The plane has a 12 volt socket similar to a car. The ...
0
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1answer
827 views

How to recalibrate the OS for an external battery?

I recently bought an external non-standard 7000 mAh battery for my Samsung Galaxy S3 but the phone doesn't seem to recognize it. Is it possible that the phone needs to be reconfigured or recalibrated ...
0
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1answer
785 views

My Samsung Galaxy Note won't charge but will turn on for 1 second

I got my Samsung Galaxy Note about 5 months ago and three months into having it I dropped it and cracked the screen. The actual touch screen works it is just the glass that is broken. About a month or ...
0
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1answer
904 views

Samsung Galaxy Note 10.1 charging paused, battery temperature low

I have a new Samsung Galaxy Note 10.1. I recently bought it online. It was working fine, but now the tablet is not charging and keeps giving the error 'battery temperature low'. I tried charging it by ...
9
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1answer
52 views

Is it bad if a cable is higher current rating than a charger?

First time asking here, but Is there any potential harm in using a charging cable with a higher current rating than a charger it is connected to? It's a tablet (Asus P027) and its charger is 5V/2A ...
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2answers
2k views

s6 won't fast charge or connect to pc

so i have an at&t s6. suddenly stopped fast charging. and when i say "stopped fast charging," i mean charges slower than molasses now. takes literally about 4hrs to charge from 80% to 100%. ...
2
votes
2answers
957 views

Nexus 4 won't charge or boot (red light)

I have been reading a bunch of articles on ways to fix this "red light" issue. My issue seems a bit different from most articles as the red light does not show up when I plug in my charger. Articles I ...
3
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2answers
876 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 ...
13
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2answers
20k views

How to use android phone without battery?

Some android phones have removable batteries, and others are non-removable. It is the battery capacity that makes the device alive for hours. Also, the device can be used while charging. My question ...
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0answers
17 views

Unusual Decrease in Charging Amps

I got to know about the Ampere app, which basically tells you how much amps does your phone draw while charging. I have noticed that my charger keeps on decreasing from 680 mA to 0 mA in 5 minutes and ...
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0answers
18 views

Android smart phone wont turn ON

When I try to turn On my LG L7, it shows Device temperature too high or low. Please move to another place to charge. And it wont turn ON. It started after I tried to measure voltage between the ...
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2answers
39 views

Can I safely charge a SGS9 device with a 5.2V MacBook Pro 2018 USB-C charger?

Can I use 87W USB-C Power Adapter for MacBook Pro to safely charge a Samsung Galaxy S9 device? I'm curious as on the charger it says the output is 5.2V, while the phone seems to require 5V. The specs ...
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1answer
1k views

Nexus 4 wont hold charge after screen and battery replacement

I've just replaced my broken screen and put a new battery into my nexus 4 following this you tube vid: http://www.youtube.com/watch?v=AZDAIgwbXk4. When I first plugged in the charger (1A generic usb ...
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1answer
306 views

Does Huawei's super charging affect the battery?

I have a Huawei P20 pro and it came with a "super charger" that can take full charge the phone's battery really quickly. Sometimes in less than an hour. I wonder if this affects the battery's ...