Questions tagged [charging]

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What happened to the charging port of the Chromebook?

I wanted to charge my computer with the charger it came with, but it says "low power charger" each time, even though it is the same charger that came with the computer. When I plug it out, ...
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2answers
1k views

What would happen if one plugged a USB flash drive into a phone charger?

If someone were to insert a typical USB flash drive into a USB-A smartphone charger, what would happen to the flash drive? Furthermore, what would happen if a wireless adapter or other non-storage USB ...
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16 views

How can I find out why I can no longer charge via one of my ports?

I'm using a Lenovo X1 Carbon (Gen 5), which has two USB-C ports that you can charge the device through. The other day, the official charger suddenly stopped working with one of the ports, however, it ...
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21 views

My laptop makes a sound when it's connected to the charger and the battery is full

I have noticed that when my laptop is plugged-in and the battery is full, (Sometimes i leave it charging though i'm not using it) it makes a weird sound . This sound isn't loud at all but i'm ...
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1answer
127 views

Disable charging of connected USB device (phone)

I often use my phone as a mobile internet hotspot, which is connected via USB to my computer. This works fine, but unless the phone is already fully charged, it starts charging its battery from the ...
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1answer
56 views

Keeping laptop charger plugged-in, while charging stops at 80%

I have an Acer Gaming Laptop, it comes with an inbuilt feature, that stops charging the battery when the capacity is above 80%, it can be found under Acer Care Center named as Battery Charge Limiter. ...
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0answers
15 views

GIGABYTE Aero 15 (i7-8750H) battery

I recently bought a new Gigabyte's Aero 15 (i7-8750H). I'm planning to use it daily for my job as a developer. I'm wondering about what's the best way of charging the laptop. Is it better to keep it ...
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1answer
3k views

What happens if I use lower amperage in “input”?

I have problem now. I want to ask what happened. I bought new charger for my HP compaq nc6400. My charger stats... 60W Input : 100V-240V~1.7A Output : 18,5V = 3,5 A (HP supported) I used.... 90W ...
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2answers
5k views

Laptop charging but not increasing battery charged percentage

My HP Probook 4530s (Windows) can charge when it is shut down but cannot increase the battery charged percentage while charging when it is on (although it shows that the charger is plugged in and ...
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1answer
52 views

How much time it will take to charge a 4500mAh battery with a 65W charger?

CHARGER INFORMATION INPUT: 100-240V- 50/60Hz 1.8A OUTPUT: 5.0V == 3.0A or 10.0V == 6.5A (65.0W MAX) PDO: 5.0V == 3.0A / 9.0V == 3.0A / 12.0V == 3.0A PPS: 3.3-16.0V == 3.0A MAX (45.0W MAX) ...
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1answer
3k views

USB ports not powered when laptop is off?

I just bought a brand new ASUS ROG Strix GL502VY and none of the USB ports charge my phone while the laptop is off asleep, as expected and advertised. I've googled the issue and can't find anything ...
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2answers
23k views

Keep USB on while computer is shut down

We have recently bought a wireless mouse to replace our old one. The charging dock on our old one plugged into the mains, it also had USB to connect to the computer. Our new mouse only has a USB cable ...
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1answer
165 views

Charge laptop from powerbank with lower output amps

I have this Sherpa 100AC Powerbank and I intend to purchase some ultrabook laptop that lasts long (for trips and hiking) and charges fast. I am trying to understand all I can about Li-ion batteries ...
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5answers
13k views

Dell Inspiron 6400 indicates the wrong power adapter is plugged in and will not charge the battery

I am using the original power adapter with the Dell Inspiron 6400 laptop and now when it boots up I get the following error message. The AC power adapter type cannot be determined. You system will ...
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1answer
29 views

My computer is not turning on [closed]

I'm not sure I'm on the right site, but I really need help. I got today a laptop dell core i7 10th generation. I put it on charger. At first it was charging normally. I went away for a few hours, and ...
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1answer
3k views

How to detect what wattage that my Windows laptop is receiving via USB-PD?

I don't know too much about USB-PD. I understood that USB-PD requires negotiation between the charger and the receiver. So probably my Windows laptop (Dell XPS 9570) should be able to know the current ...
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2answers
3k views

Lenovo Z50-70 battery plugged in not charging, won't charge no matter what I do

I have a Lenovo Z50-70 running Windows 8.1. The laptop is relatively new, bought in Jan. 2015. (The warranty expired in March 2016.) Some time ago, the original battery suddenly started to have a ...
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1answer
102 views

Battery charge limiter on windows 10 [closed]

I have been searching the internet for quite a while to find an app, which will limit the battery charge on my laptop, but all of them are limited to notifications when the battery reaches a certain ...
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0answers
292 views

Charging a laptop with OnePlus Warp Charge 65 Watt Power Adapter

Is it 100% safe to charge my laptop (Lenovo ThinkPad X1 Carbon 6th gen (20KGS2ML00)) with an OnePlus Warp Charge 65 Watt Power Adaptor? https://www.oneplus.com/product/oneplus-warp-charge-65-power-...
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3answers
10k views

Is it safe for keeping my laptop plugged in while updating to Windows 10 via windows update

I have Dell XPS-L502X(Early 2011) Laptop with 6-cell battery and currently I'm Downloading Windows 10 via Windows Update from Windows 7 Home Premium-64 bit. But my Internet Speed is just 512 kbps ...
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5answers
11k views

Can a USB 2.0 cable support USB 3.0 charging?

I have some USB 3.0 ports on my motherboard which can deliver up to 900 mA of current I believe. If I plug in a USB 2.0 cable, I can still get up to 900 mA right? I have some devices that uses USB ...
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0answers
124 views

Is it possible to slow charge a 240W laptop with 65W power bank via USB C?

I have a Dell Precision 7750, which has a strong GPU, and therefore a power adapter with 240W. When I'm on the road, I need to charge the laptop with a power bank. My power bank is 65W. I want to ...
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4answers
49k views

Is there a USB wall charger that “just works” with every device?

Background Almost every gadget today is charged over USB. It seems like a good idea since everyone has a computer with USB, but fumbling behind a computer and making sure that computer is on and does ...
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1answer
69 views

Shorted a charging port; can I just use a different one?

I have a Thinkpad T480s which has 2 USB-c ports that can be used for charging. Last night I plugged in my laptop and the port and charging tip started burning and now have burn marks on them. Can I ...
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1answer
27 views

I have an old Dell computer but the charger does not work

I have an old dell computer that has the regular charging socket malfunctioning. I have been trying to find if I can use a charger that has USB C and then use an adapter on the laptop to convert USB A ...
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6answers
6k views

Do DC adapters consume energy when no device is drawing DC current?

Do DC adapters consume energy when no device is drawing DC current? Or… Can I leave my mobile (5-20 W) or laptop (40-60 W) chargers plugged in and switched on and hope they won’t draw current if my ...
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3answers
474 views

Is it safe to keep my laptop plugged in all the time?

I am using battery health software which came factory installed with my laptop which limits your charging percentage to 79% and no matter how much I charge it, it will not go above it. I did this to ...
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0answers
29 views

Lenovo Yoga laptop creates vibrations

I have a Lenovo Yoga laptop. It has two pronged power adapter. Whenever I connect the power adapter for charging the laptop, the body creates tingling vibrations like small electric shocks. I feel ...
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1answer
2k views

Can I charge my HP Probook 430 G5 from 2018 with my Galaxy S10+ USB-C Adapter

I need to charge my Laptop but I don't have my normal charger here, so I've done some research about charging possibilities and found out that my Laptop has a USB-C Port which is also a second ...
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2answers
205 views

Not charging while laptop in use otherwise charging

Hello, My leptop brand and number is (HP-ac124TX), laptop is charging well (orange light) when the laptop is not turned on and as soon as I'm turning it on it is not charging (white light), as matter ...
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0answers
148 views

Increase power on USB port to 2A on Manjaro Linux

I want to charge my Apple iPhone SE (the old one) with my Laptop Huawei Matebook D with Manjaro Linux installed on. I was already able to increase to power from 100mA to 500mA using tlp. Now the phone ...
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0answers
35 views

Do cables exist that will both charge via usb micro, but also function with a female usb port [closed]

I have a tablet, in particular, a Hyundai Protocol x8. The only port on it is a USB 2.0 micro type B port. I can use a USB micro B to USB A Female adapter, then a USB hub, to plug in a keyboard, ...
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1answer
194 views

Inconsistent Display Color in Charging and non-charging state

I bought the Asus ROG Zephyrus G14 couple of weeks ago and I use it for work so much that I have to charge it twice a day. The problem is that I have noticed a sudden improvement in the Color of the ...
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1answer
140 views

I accidentally broke my charging port of my laptop and its not turning on anymore. Is this serious?

I accidentally broke my charging port of my laptop. The plastic in the middle of the port that holds the non-insulated cables inside the port just fell off so the cables were free to touch. My laptop ...
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0answers
59 views

New Laptop Battery - should I be concerned about its life?

My sons laptop battery needed replacing, so I purchased a (ostensibly new, legitimate Dell OEM) battery from a local supplier, however the battery behaved in a way I don't recall seeing before (in ...
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1answer
1k views

Can I use Lenovo Type-C charger (20V) with Macbook Pro 2019 (20.3V)? [duplicate]

My Lenovo Thinkpad laptop came with a Type-C charger that has multiple output specs. The output specification of the Lenovo charger is: 20V/3.25A, 15V/3A, 9V/2A, 5V/2A. Can I use this charger to ...
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4answers
3k views

Asus Battery Health care : I can't choose any mode

I just bought an old asus K73SD laptop. Its battery only charges up to 56%, and then stops charging. After a few researches on the net, I found the "Asus battery health care" program, and installed ...
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1answer
57 views

Charging a laptop with usb c charger but it does not support it will damage the port?

So there is a reverse charging thing built into smartphones nowadays.I connected my phone to the usb port of my laptop and my laptop said charging is not supported from this port and I saw that ...
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0answers
23 views

My laptops screen turns black after unplugging from charging

My laptops screen turns black after unplugging from charging. I have tried many things like updating drivers and messing with battery and display settings, but nothing works. The weird thing is. ...
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0answers
19 views

Laptop turns off after connecting adapter

I have an HP ProBook 4520s. When I connect AC adapter to it, it turns off immediately and I cant turn it on again for about 20 minutes. Charging LED doesn't turn on. Adapter voltage looks normal. What ...
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0answers
8 views

Fujitsu battery fully charged but dies once plugged out from charging

I just had bought a new battery for my fujitsu laptop. unfortunately, after two months, i cannot use it well anymore. i cannot use it anymore if not plugged in. when plugged in, the battery says fully ...
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1answer
765 views

How does the retaining mechanism work on USB-C, and what will wear out?

I’ve looked for a good crossection of the mechanical elelements of a usb-c connector, and I can’t find a good one. I’m curious how the retaining mechanism (the thing that makes it “click” in to place) ...
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0answers
134 views

Battery: energy-full-design much lesser than energy-full?

I replaced the battery of my laptop. The battery seems to work, but the max charging value is higher than the max charging value by design: Device: /org/freedesktop/UPower/devices/battery_BAT0 ...
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2answers
3k views

How much time to charge a laptop the first time if it's at 0%

Recently I bought a replacement battery for my laptop. The battery was completely discharged (0%). I was nor able even to boot the BIOS. The battery should not be at least at 40%, to avoid wearing? ...
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0answers
22 views

Can 45W acer charger be used for Dell 45W laptop?

I have a dell inspiron 3000 series laptop whose charger is 45w. another acer charger which is 19V and 2.37A (45w). will it still charge the dell laptop If I modify the acer charger by cutting out the ...
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0answers
172 views

Lenovo thinkpad laptop shutting down on its own

I have a very weird problem with my lenovo thinkpad E540. Sometimes when I use the laptop it shows a message that the battery is very low and the laptop shuts down on its own. Perhaps i should say ...
48
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6answers
71k views

How do I keep a MacBook battery charged to only 70%?

A chemist told me that a battery should be charged to and used between 30-70%, and its very bad for battery life to completely load or unload it. He uses a utility program that always keeps the ...
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0answers
34 views

Laptop charging indicator switches between fully charged and charging

I have a HP 15 bs024nq that is 2 years old, I got it in September of 2018. It started happening a week ago. When I charge my laptop(no matter the operating system, it happens on GNU/Linux and Windows, ...
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1answer
327 views

Performance and temperature both massively increase while plugged in on my lenovo ideapad gaming laptop but stay extremely low while on battery

Laptop specs: Processor; Intel core i5-10300H 2.50 GHz , 8 gigs ram ideapad gaming laptop lenovo 81Y4 (less than a month old with all drivers updated) Nvidia geforce 1650 and intel uhd graphics which ...
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3answers
7k views

Is it okay to charge a chromebook with a different chromebook charger? like a different model chromebook

like a different model chromebook. my teacher has a different type of chromebook and she says if her charge of of her chromebook was connected to my chromebook then it can make the chromebook well. . ...

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