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Questions tagged [battery]

Questions about battery usage and issues in Ubuntu.

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Performance governor select low cpu frequency on battery

When I am on battery the performance governor selects 800Mhz for my system speed even if the CPU is at 100% load. I am using Ubuntu 16.04 on a Lenovo P51. I want that it increases CPU frequency more ...
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25 views

Battery Capacity Problem in Ubuntu 18.10

I have a one month old HP Notebook 15 laptop and I installed Ubuntu 18.10 with all updates and upgrades and everything is working fine but my only concern is the continuous decrease of the capacity of ...
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23 views

Ubuntu 18.04 hp laptop battery not detected

I tried to see battery on my laptop, but acpi is not working too.
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15 views

Ubuntu drains battery in Jumper Ezbook Pro 3

Recently I changed the SO of my Jumper Ezbook Pro 3 from Windows to Ubuntu, but the battery went to 6-8 hours of lifetime to 20 minutes. So, is it normal? Should I install some drivers?
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47 views

Dell XPS 9570 ubuntu short battery life

I have an xps 9570 running 18.04 Jackhack96 version. I have recently realized that my battery life was getting worse. Opening powertop I saw the following Summary: 2274,6 wakeups/second, 0,0 GPU ops/...
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32 views

Is there any way in which dual boot can affect battery life?

I just dual booted my dell xps 13 9370 with win 10 and ubuntu 18.0.4 but I've found that after the dual boot my battery life is significantly less even if I'm using only Win 10. Is there any way that ...
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1answer
32 views

New battery in Asus laptop drops suddenly from 50%

I have Ubuntu 16.04 and an Asus K55VD Laptop. I bought a NEW battery and I experience this weird behaviour: the battery works fine till approximately 50%, then it suddenly drops to approximately 5% (...
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34 views

Ubuntu 18.04 - Battery draining while laptop powered down

I'm running Ubuntu 18.04 on a Dell Precision 5520 laptop with a Microsoft wireless keyboard 3050 and wireless mouse 5000. Before upgrading from Ubuntu 16.04, I could power down at the end of the day ...
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18 views

Ubuntu 18.04 Asus ROG-GL552JX battery lasts for only 5 min without charging

I upgraded to the Ubuntu 18.04 not too long ago it was fine in the beginning until I finally realized that the laptop doesn't run for longer than 5 min without being plugged in...I installed TLP but ...
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1answer
58 views

How can I check battery percentage in Razer Mamba Wireless 2018 in command line? [duplicate]

I have recently bought the Razer Mamba Wireless (2018) mouse. I would like to check the battery status (percentage) of the mouse in command line ? Is is possible and how can I do this? $ lsusb Bus ...
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61 views

Ubuntu 18.10 on Lenovo Ideapad 330-15ICH missing battery indicator/management

I installed Ubuntu 18.10 on a fresh new Lenovo Ideapad 330-15ICH, and I have issues with the battery. The battery indicator does not appear in the status bar, and acpi -V shows: Adapter 0: off-line ...
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2answers
59 views

Ubuntu 18.10 doesn't recognize my laptop as laptop

I have Lenovo 330-15ich with i5 and gtx1050. But there's one problem. It seems like Ubuntu doesn't recognize my machine as a laptop. I don't have any battery indicator on the top panel, upower -d ...
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33 views

ThinkPad battery recalibration having no effect

ThinkPad T420s, Ubuntu 18.10. Running TLP. If I run the battery as long as it can last, it goes at least two hours. Yet, Ubuntu (and "Power Statistics" app) think the battery can only last about ten ...
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30 views

Laptop battery discharges even when shut down unless I remove the battery [duplicate]

I am using an HP G72 laptop running Ubuntu 16.04 (all updates applied) and the battery discharges even when shut down. The older battery would lose 15% in 24 hours and the new battery loses only 8% ...
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44 views

Ubuntu 18.04/i3wm - No low battery notifications

I'm trying to debug why I'm not receiving any low power notifications on my Ubuntu 18 laptop running i3wm. As I understand it, gnome-settings-daemonis responsible for sending these notifications. I've ...
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15 views

2013 macbook air single boot Ubuntu - Mac firwire updates?

I am single booting newest version of Ubuntu on 2013 macbook air (after failed attempt at debian due to notorious wifi incapabilities). The system is running amazing, and I am not having any ...
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0answers
38 views

Why does Ubuntu power management set a battery as the default power supply on a desktop machine?

I have been evaluating distros for my desktop machine. The machine does not have a battery but during the installation, a nonexistent battery is set as my power supply. And the battery is discharging ...
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23 views

How to get notifications when AC adapter is plugged in? [duplicate]

i just installed Ubuntu 18.10. I don't get battery notifications, except for the low battery. How do I get notification when AC adapter is plugged in or not plugged in?
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53 views

Excessive power consumption in suspend mode Dell xps 13 9365

Using Ubuntu 18.10 on a newly purchased Dell xps 13 9365 (i7 model), everything seems to be working well except for suspend. Closing the laptop lid appears to put it in suspend mode, but the power ...
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14 views

How can I configure Ubuntu to only use the power supply on my workstation?

I have a desktop and it is being recognized as a laptop. The issue I am having is that the non-existent batteries run down. I tried running sudo apt-get purge laptop-detect, but it still shows ...
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47 views

Is this issue with hyperthreading and suspend a design flaw?

I have a Dell xps 13 (9343) on ubuntu 18.04 (kernel version 4.15.0-42-generic) with BIOS version A18. I'm having problems with suspend/resume, but only when hyperthreading is disabled in the BIOS and ...
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210 views

Asus Laptop Battery Health Charging support in Ubuntu

I have a Asus dual boot laptop with Ubuntu 18.10/Windows 10. In Windows 10 there is an application called Asus Battery Health which allows you to limit the charging the 60 or 80% to improve your ...
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48 views

Ubuntu 18.04LTS shows wrong battery level on fully charged, but Windows 7 shows correctly

I use Ubuntu 18.04LTS dual boot with Windows 7. When I plug charger while using Ubuntu it shows fully charged and I unplug charger, battery level is on 94%. But when I boot Windows 7, and when battery ...
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0answers
21 views

Laptop battery won't chage after dual boot to unbutu 16.04

About a month ago, I encountered an issue where after booting into Ubuntu instead of Windows, neither OS would charge my battery. Both operating systems indicated the battery was charging, but neither ...
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233 views

Ubuntu 18.04 not showing low battery warning

This question might seem very basic. I am new to Ubuntu (recently moved from Windows). I am using Ubuntu 18.04 and it doesn't show warning when my battery is low, instead laptop automatically turns ...
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21 views

How to refresh battery life estimate with gnome?

Unlike with windows, the battery life estimates for my x1 extreme tend to be inconsistent. When power use is high, the estimates go down but when I'm not using a lot of power then they should go up ...
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39 views

Battery not getting charged after switching to Ubuntu 18.04 from Windows 7

Previously I was using Windows 7 on this device and it was pretty normal. It's a VPCCB35FN model from Sony Vaio (64-bit). Now I've switched to Ubuntu 18.04 and I've noticed that my battery is not ...
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0answers
24 views

Is there a way to configure the polling interval of UPower?

On Ubuntu 18.04, Upower 0.99.7 polls battery status every 2 minutes. Is there a way to configure the polling interval, e.g., 10 seconds? I couldn't find any in /etc/Upower/Upower.conf file. If ...
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0answers
40 views

Lubuntu 18.04 battery not detected

I installed Lubuntu 18.04 in my laptop HP and since then the battery does not work anymore. If disconnected from the plug the pc does not switch on. When plugged the battery icon shows "0% in charge"....
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0answers
148 views

Low battery notification on Ubunut 18.04

I was getting low battery notifications earlier when I installed initially, but it seems to broken now, my laptop Asus shuts down without any warning at 20% remaining battery. I tried sudo apt-get ...
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0answers
61 views

Laptop won't charge since I installed Ubuntu, worked fine on Windows and diagnostic says hardware is OK

I've recently installed Ubuntu 18.04 on a machine where previously I was using Windows. Since I've installed Ubuntu I can't charge my laptop. When I was using windows I was able to charge it. I've ...
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110 views

Are extended tlp functions available on my Lenovo Thinkpad 11e w/ Ubuntu 18.04?

I just installed Ubuntu 18.04 on my Thinkpad 11e recently and have been learning what I can do with the command line. I just learned about tlp and installed it to manage my battery life. I also ...
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155 views

Dell XPS 15 9560 NVidia not correctly turned off when Intel graphics selected (Large Battery consumption even on Intel HD Graphics)

I installed Ubuntu 18.04 on my XPS 15 9560 4K model. I get a huge battery cnsumption on powertop (>25 W) when running on Intel HD graphics. When running on NVidia (> 40 W). I only have 3-4 terminals ...
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1answer
206 views

Using 2 batteries with a thinkpad t480

How does Ubuntu decide which battery to use? The laptop is designed so that you can swap out the extra battery (If extra means 'removable' in Gnome), so it would make sense to default to drawing power ...
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1answer
444 views

The Thinkpad T480 boasts 30 hours of battery life, I'm getting 6 [duplicate]

What gives? How come Ubuntu chews through both of my two batteries so fast? Using 18.04.1 by the way.
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2answers
229 views

Battery Issue with Ubuntu 18.04 on lenovo X1 carbon (6th gen)

So I have bought an X1 carbon a week ago. Immediately changed the SSD and installed ubuntu 18.04. A week later, today, I cannot boot the machine unless I am plugged into the power adapter. I can ...
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1answer
19 views

Thinkpad X201 battery sometimes shows 2% for a few hours

I am new here so thank you for the welcome! I am having a few issues with my Thinkpad X201 running Ubuntu 18.04 that I was hoping you could help me with. Most of the time, everything is fine with a ...
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90 views

Battery status is not correct

I just got Thinkpad e480 and I upgraded BIOS to the last available and replaced Windows wizh Ubuntu 18.10. What I have found out is that the battery status does not work. It always shows 99%. Any ...
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0answers
324 views

Ubuntu Battery Life on XPS 13 9343

Running Ubuntu 18.04.1 LTS on my Dell XPS 13 9343 (2015). From my experience, Windows would get me around 5-6 hours comfortably, and in comparison Ubuntu seems to top out at 4-5. I've installed TLP ...
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2answers
142 views

Hibernate/suspend on critical battery level - where should I set it from MATE GUI?

I have bought new battery for my laptop. It is running Ubuntu MATE 16.04.5 LTS. This new battery have normal capacity, charging and provides long life :) But I have small problem: when battery level ...
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0answers
69 views

Laptop powers off instead of suspending when power reaches critical-battery-level

I am running Ubuntu 18.04 on System76 laptop. I am able to successfully suspend the laptop manually. However, the laptop powers off instead of being suspended when critical battery level is hit. ...
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1answer
73 views

Laptop battery stopped working suddently [closed]

My laptop battery used to last 2-3hrs, and from one day to another its autonomy dropped to 15 mins, and a few hours later it wasn't functioning at all any more (as soon as I unplug the power cord, the ...
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0answers
218 views

Substantial battery life improvement in 18.10. But also video flickers. Are they related?

In Ubuntu 18.04, my battery life was getting so poor that I ordered a new battery from Dell. I was already doing everything to save battery, running with not-bright screen and the low performance ...
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0answers
132 views

Ubuntu 18.04 lost the battery icon

I am using Ubuntu 18.04 since it was released. I installed GNOME Tweak Tool to show the battery icon. Today the icon was lost. But in GNOME Tweak Tool the battery percentage configuration is "ON". ...
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0answers
63 views

Ubuntu battery life on Macbook Air (6,2) - 14.04 (good) vs 16.04 and 18.04 (kinda bad)

14.04: When I initially installed Ubuntu 14.04 on my 6,2 MacBook Air, I was flabbergasted by the reported (and actual) battery life: OS X reported ~12 hours Ubuntu 14.04 reported ~14 hours (yes, my ...
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240 views

Lenovo ideapad 320 15IKB Intel i5-8250U consumes more battery on Linux

Lenovo ideapad 320 15IKB, intel i5-8250U consumes more battery (almost double) on Linux compared to Windows 10 while performing similar tasks. I have tried updating the Kernel to latest version using ...
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0answers
30 views

How to set Ubuntu 18.04 to leave 5% charge in notebook battery?

We recently bought a Lenovo notebook, which has two batteries (inside + one quickly changeable outside). I can see that Ubuntu 18.04 is using only one battery at a time, consumes it fully, then it ...
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2answers
155 views

Laptop battery critically low cannot remove notification

I installed and used Linux for the first time - Ubuntu 18.04.01 lts. My laptop's battery is almost dead sitting on 0% and the notification keeps popping every 5 minutes. Is there any way to disable ...
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0answers
56 views

Ubuntu (likely) reporting incorrect battery level

A few days ago, Ubuntu (18.04 Bionic Beaver, kernel 4.15.7-041507-generic) started displaying an incorrect power level for my battery. How do I know? I don't, but my Dell XPS13 has a little button ...
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1answer
74 views

Lenovo high temperatures and loud fan

i have Lenovo Y50-70 with Ubuntu 18.04.1 LTS and problem with high temperatures and loud fan and fast empty battery This is not a problem in Windows i read this post , when i type sudo pwmconfig ...