Questions tagged [battery-life]

Battery life refers to the amount of time that a portable computer such as a laptop can function while powered only by its battery.

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Laptops Battery not holding much recently Acer Predator g3 571

my Acer Predator's battery isn't holding it anymore it used to do 2 to 3 hours on power-saving mode, not it only does an hour and a half, this starts to happen recently according to the battery report ...
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1answer
799 views

Is it advisable to update to non-OEM Intel graphics driver on laptop?

I have a laptop, Acer Swift 3 with integrated Intel UHD 620 graphics. Today I received a notification through Intel driver support assistant that I have an update for my graphics driver but it came ...
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1answer
28 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 ...
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40 views

how can i limit charging battery level at 60%

Is there a way to limit battery charging to dedicated percent to conserve or store batteries, especially for built-in batteries, I have this feature in my Lenovo laptop but I can't find it in other ...
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10answers
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Is it wrong to use a laptop with the lid closed?

Recently I decided to use my laptop with an external monitor and I always use it closed-lid and enjoy. :) The question is: Is it wrong to use a laptop closed-lid? I mean problems like overheating ...
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Should I disconnect HDMI cable to the laptop when the laptop is turned off to make sure my monitor doesn't waste my laptop's battery

Should I disconnect HDMI cable to the laptop when the laptop is turned off to make sure my monitor doesn't waste my laptop's battery? I'm using an MSI Leopard 8rd GP63 laptop which is good. And when ...
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1answer
46 views

Battery shows 5% remaining after 8 hours of charging and sometimes says “Battery not detected.”

Some Observations The computer runs as expected when it is plugged in. After charging overnight (about 8 hours), the battery life is at 5%. Sometimes, the battery task bar icon says, "Battery not ...
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32 views

When I run powercfg energy on cmd, I get these errors. What do they mean?

My laptop has been having some issues with its battery lately, and when I tried installing driver updates from Support Assist (I have a Dell XPS 15 9560), it failed to install one driver but didn't ...
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Why is my CPU frequency always maximum when no load is applied?

Here is the video I am using Ubuntu 19.10. The application is cpufreq-application. I am using the powersave cpu governor (checked with cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor). ...
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3answers
722 views

Does a low power charger help Macbook's battery?

Since many battery expert believe 100 percent battery would hurt battery's life.So m y theory is, when you use like 45w charger which has lower than apple's original one( 96 power), you can keep your ...
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1answer
63 views

Should I plug out my laptop after shutting it down?

I have 5 Lenovo ideapad 330 laptops in my office and developers work with them. Laptops are plugged in all the time when they are working. My first question: Is it correct usage of laptops? And the ...
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1answer
53 views

Can generic laptop battery charger ruin my original battery?

I want to use 2 power adapters for my laptop, one I keep in the bag, and one I keep at home. One is original, and other one is generic brand. They both work fine, same thing, generic one charges ...
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Should I be concerned about my replacement battery?

I have a Surface Pro 3 (Intel Core i5, 256GB) that I bought back in 2014 and I am still using up to this day. A few months ago, the original battery finally succumbed to normal wear and tear and ...
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4answers
7k views

Does dual boot harm a laptop battery or reduce its life?

I dual-booted my laptop with Ubuntu 17 and Windows 10 one year back. After one year, my laptop battery backup has reduced to 40 minutes. Does having multiple OSes on a laptop harm the battery or ...
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Battery Issues in new laptop

I just got a new ASUS laptop yesterday and now it seems to have battery issues. I was allowing a few updates to download and install in the "Windows Updates" settings. When the updates were ...
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80 views

Limit launchd script to running when on AC power

I have a simple backup script setup as shown below. I would like to modify so that it only runs when on AC power. Is this something I can achieve with launchd settings, or perhaps I could have the ...
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154 views

Is it safe to use non-genuine laptop's battery

I own an Hp pro-book 430 G2 Laptop, While I found batteries compatible with this model they weren't exactly the same. My battery is RA04XL while What I found has RA04 written on it. Both batteries Li-...
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67 views

Can I use different manufacturer’s battery in my Fujitsu laptop?

I have a Fujitsu Lifebook A555 and it's been three complete years using it. Its battery life is very low now i.e. it runs only 30-40 minutes after charging it completely. I searched the web but I ...
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Battery authenticity, reliability, health and Windows 10 battery health report

I recently purchased a "refurb" laptop/tablet. I was particularly concerned about the condition of the battery as the tablet is 2014 vintage. When asked as to the condition of the battery, the ...
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1answer
3k views

Is the Ryzen 2 7 PRO 3700U less power efficient than 8th Generation Intel® Core™ i7-8565U? [closed]

Lenovo x395 (Ryzen variant) says Up to 14.5 hours 48Wh (Based on testing with MobileMark 2014. Battery life varies significantly with settings, usage, and other factors.) Lenovo x390 (Intel ...
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1answer
198 views

Resource usage of docker with no containers running?

Long ago, I needed to install Docker for a college class. I still have it installed, but I haven't run anything on it for quite a while now. Does it still consume CPU/RAM/etc -- anything that would ...
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88 views

Macbook battery life after installing ubuntu

I don't remember whether it was Yosemite or Sierra on my MacBook Pro late 2011 but the average battery life was about 5 minutes regardless of opened applications. After installing Ubuntu, this time ...
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Laptop is draining battery when off

I have a cheep Chinese Laptop Jumper Ezbook 3L pro. I am experiencing the problem with battery drain since several weeks - after one day off the battery is half empty. I think I first encountered this ...
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1answer
57 views

Keeping laptop battery healthy [closed]

On our old Lenovo's, we used to have a Lenovo app which would stop the battery from charging when it reached 100%, it would then let the charge drop to 90%, and then it would charge the battery back ...
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Lenovo Rapid Charge - is it safe for my battery?

I'v bought my new laptop 2 weeks ago. After downloading Lenovo Vantage I have noticed function "Rapid Charge". I just wanna know is it safe and not damaging for my laptop accumulator and not cause ...
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ASUS Battery Health Charging enabled - but the battery % keeps growing

My laptop has ASUS Battery Health Charging and Maximum Lifespan Mode enabled, keeping my battery at 60% charged. However, this was some four weeks ago. Now it's 65%, and it keeps growing. Am I to ...
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207 views

ASUS Battery Health on Asus UX433FN or UX333FN [duplicate]

I would like to buy the Asus UX433FN or UX333FN but the ASUS Battery Health software is vital for my usage. It doesn't seem to be available for these specific models. Is it possible to have it ...
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1answer
116 views

How do I keep a MacBook battery charged to only 70%? (USB C connector)

Following from this question and answer (https://superuser.com/a/1130375/979099) - Does anyone know the equivalent power cord trick for newer macs?
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2answers
3k views

Battery drain in switched off laptops [closed]

Say, I charge a laptop fully while using it, then once it's 100% charged, I switch it off, and don't use it again, at all, for around a month. Will all the battery automatically have discharged due ...
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3answers
64 views

How can I increase my laptop battery life? [closed]

I don't have enough knowledge about laptop care. I have a second hand hp laptop core i5 . Last two weeks I notice that the battery of my laptop low very soon specially during audio and video use. How ...
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2answers
769 views

Would upgrading to Windows 10 Pro and enabling WSL affect my laptop's performance?

I just got a new laptop, which I chose mainly for its long battery life. It has an i5 8th gen processor and 8GB of RAM. It came with Windows 10 Home. Now I am intrigued by the idea of having a Linux ...
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1answer
38 views

How can I reduce power draw while suspended?

My new XPS 13 has pretty poor battery life while suspended. I've had to switch to hibernating. Is there any way to tweak bios or something to reduce suspended power draw? It has Fedora installed, ...
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3answers
389 views

Fully discharging your laptop battery on Linux

I'd like to fully discharge my laptop battery (to comply with a vendor instruction to fully discharge after first full charge). What's a simple way to do this on Linux (that is, prevent the laptop ...
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1answer
493 views

What can I do as far as controlling battery charging via a “Microsoft ACPI-Compliant Control Method Battery”

I noticed that sometimes when my laptop is plugged in it says "Plugged in not charging" - searching around I see all sorts of ways to disable this by removing the "Microsoft ACPI-Compliant Control ...
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1answer
394 views

windows 10 Fall Creators Update - Missing power mode slider in the taskbar

After Windows 10 upgraded to Falls Creator update, a new power slider appeared in the taskbar (when clicking the battery icon). After some time, the slider disappeared and never came back despite ...
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83 views

What is killing my MacBook Pro battery?

My 2013 MBPr has suddenly been draining its battery when it isn't plugged in and the lid is closed. Sometimes down it hits 1 or 0 percent to cause a deep sleep. According to the advanced battery menu, ...
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21 views

How can i disconnect my laptop's battery without physically disconnecting it? [duplicate]

I always need to disconnect my laptop's battery, for the sake of battery life. but that is a really frustrating thing to do 3 times or more a day. is there a software relating thing can i do to ...
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7answers
41k views

missing battery time remaining estimation

I am examining a new Surface Book 2 and missing the battery time remaining estimation. On a Surface Pro 4 it behaves as expected and I try to check the differences. If you google it, there are many ...
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0answers
152 views

Save dead on arrival MacBook battery

I bought a MacBook Pro 13'' with touch bar 2 years ago and only now (for several circumstances) I had the chance to unbox it and connect it (it remained in an unopened box for two years). I plugged ...
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343 views

Laptop stops charging after seconds when plugged in and turned on

I have tried the answers here Laptop battery says plugged in, not charging to no avail. I have a Lenovo G50-70 running Win 10. The laptop charges fine when turned off, but when turned on it doesn't ...
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47 views

How to make my ubuntu laptop not to use the built-in battery?

I have a Lenovo y50 which I use all day and night. It is plugged in most of the time. I was wondering if it is possible to make my laptop not to use the battery sometimes and get it out of the ...
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1answer
304 views

Lenovo Battery Capacity reduced to under 20%

I have a 2 years old lenovo Z51-70 laptop (Windows 10). Recently I started experiencing faster battery drainage. Using windows tool powercfg, I generated battery and energy reports. It looks likes ...
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172 views

Laptop battery suddenly drops to 0% & I have to recharge it

I have a dell inspiron 3542. It's battery timing is 3-4 hours. But recently it started behaving weirdly. Battery suddenly drops to 0% and it turns off and doesn't start. I have to recharge to start it ...
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1answer
744 views

XPS 13 9350 battery grossly uncalibrated

For the past week or two, I noticed that my windows 10 battery percentage on my XPS 13 9350 would max out at 55%. powercfg /batteryoutput showed a design capacity of ~56mWh and a full charge capacity ...
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1answer
1k views

Windows 10 battery percentage of design or full charge capacity?

Is the battery indicator in Windows 10 a percentage of the design capacity or the current full charge capacity of the battery ? ie. if my battery capacity dropped from say, 60mWh to 30mWh from wear, ...
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507 views

Windows 10 battery report - Full charge capacity exceeds design capacity

I've replaced the battery twice on a Sony Vaio SVS15 with an aftermarket brand and have run into an odd result in Windows 10 battery report. DESIGN CAPACITY 48,840 mWh FULL CHARGE CAPACITY ...
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1answer
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Why do some battery-powered devices shut down at high power levels?

I have a laptop that consistently shuts down at about 60% battery. No warning, no "shutting down" screen, just an instant loss of power. This is an HP laptop running Ubuntu, if it matters. I also ...
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1answer
486 views

Laptop's battery time drastically decreased

First up, I hope I posted this on the right forum, as I don't think it's a software issue. A few days ago, I bought a refurbished ThinkPad T420s. The first day, it had a battery capacity of roughly ...
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322 views

Has my laptop battery lost 40% of its capacity?

The past few (work) days, I have noticed that at the end of the day, Windows was reporting that my laptop was plugged in, my battery was not fully charged, and that the system was not charging the ...
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How do I turn on saving battery when away from notebook?

How do I turn on saving battery mode when away from notebook, for say, 2-3 minutes without use? Does windows 10 have something like this natively? if not, what's a good software for this?

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