Questions tagged [charging]

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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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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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1answer
52 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
50 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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14 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
43 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
163 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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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
71 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
273 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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102 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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1answer
64 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
26 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
391 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
28 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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0answers
131 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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2answers
157 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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1answer
127 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
107 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
56 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
773 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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1answer
52 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
21 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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0answers
114 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
2k 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
20 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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1answer
644 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
146 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 ...
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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
304 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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0answers
19 views

Laptop does not recognize AC Power

I have a Samsung NB30 netbook which no longer recognizes that the AC power is connected at all. It will only run on a battery until it fully drains it, and won't charge it. I have ruled out the ...
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0answers
52 views

USB-A to USB-C connects better than USB-C to USB-C cables - why?

I'm trying to understand an issue I'm having. Background: I have an Android phone with a USB-C port. The phone is 2 years old. By the time I bought the phone, its original charger and other chargers ...
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0answers
27 views

How can I tell macOS not to charge the battery but allow it to run with the power cord plugged in?

After two years my MacBook Pro (2017, Touch Bar) has a battery that’s getting bloated. I can’t replace it or get help at the Apple Store. Since I use it at home plugged in 99% of the time, I’d like ...
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1answer
251 views

Holding/pushing in charger hard to charge ASUS

I have to literally stand my ASUS up sideways for it to charge. Or, when using I must push the cord in my laptop hard to keep the battery charged. I've invested in a new charger. But, it seems to ...
2
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1answer
207 views

What can a program find out about a USB-C cable attached to the computer?

I plug an unknown USB-C cable into my computer. Theoretically, could a program read information about that cable? In particular: What version of USB it supports: 2.0, 3.1, etc. Whether it supports ...
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1answer
233 views

Laptop won't charge - burnt DC Jack

I bought the MSI GS63VR 6RF 3 years ago or so and all of a sudden the laptop begin to stop charging unless I lifted the charger cable, directly at the port, in an upwards direction. I thought the ...
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3answers
136 views

I have a lenovo idea pad slim. Whenever i unplug the charger the brightness dims. How do i turn this feature off?

I have tried to alter it but so far had no luck. I am unsure how to turn adaptive brightness off, and when i attemt to change my settings, it says 'balanced' is my only option in regards to display ...
1
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1answer
43 views

External battery (powerbank) discharged immediatelly upon DC-IN unplug [closed]

I just bought a battery Viking Smartech II, and I have this problem. It started slowly to charge, from 1% up to 20% after an hour. I wanted to test it so I unplugged the power cable from DC-IN - and ...
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1answer
33 views

Laptop not charging nor turning on

Since a few weeks ago I'm facing a issue with my HP laptop. It's almost a year old. It used to work fine but few weeks ago, when I was working on it, it suddenly turned off without any warning. I ...
2
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1answer
68 views

Is it better to charge a battery to 70% every day, or 100% every two days? [closed]

:D Currently I have a smartphone with a battery big enough to use it 2 full days without needing to charge it, but lately I have been investigating about not charging it to the maximum, what helps ...
0
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1answer
40 views

My laptop's charger will not often work

I don't really know how to explain this problem or what causes it. My laptop charger takes a lot of work for it to actually charge my laptop. For example, I can't just plug it in. I have to move my ...
1
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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
862 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 ...
0
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1answer
450 views

Games run better when I'm not charging

I couldn't find any answear/solution for my problem, which is when I play a game like GTA 5, GTA 4 or basically any other, I get worse FPS (Like 30fps less) when I keep my laptop charging. On the ...
0
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0answers
45 views

How many watts required over PD to charge my notebook

I have an HP Elitebook that is charged via a USB-C PD port. I am trying to work out how you work out what is a sufficient power source to charge it - not my specific model, but hopefully the general ...
1
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0answers
404 views

Why USB-C Power Delivery charger and USB-IF cable is not charging the phone? [closed]

I have a USB-C charger with Power Delivery specification (it can charge 5/9/12/15V==3A and 20V==4.35A). Not sure if this is Power Delivery 2.0 or 3.0. I'm using a USB-IF Certified cable, up to 100W (...

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