Questions tagged [battery]

Questions about battery usage and issues in Ubuntu.

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Trying to install xubuntu in MacBook air

I have a MacBook air without a battery that was practically unusable because without a battery it is very slow. So I decided to install xubuntu. So I made a bootable USB and tried to install, ...
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Two display backlight devices (powertop) draining battery life in Ubuntu 18.04

I hardly getting 1hour battery life on my hp laptop,I found that two instances with same name (from PowerTop v2.9 statistics) draining huge amount of battery. please any solution. here is the ...
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Ubuntu 20.04 LTS Dell XPS 15 9570: High package power consumption and high battery drain

I'm new to Linux as I have been using windows 10 for the past ~2 years since I got my laptop. I only recently switched (2 days ago as of writing this post) because my GPU died (BSOD) while doing some ...
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1answer
53 views

CPU frequency stuck at low value after installing gnome extensions

I have experimented with different gnome extensions to control the performance and battery life on my laptop. Notably, I installed and uninstalled these two extensions: CPU Power Manager cpufreq I ...
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Surface Pro 5 - battery detected but discharging while on AC power - dual booting Ubuntu 20.04 & Windows 10

I am dual booting Windows 10 and Ubuntu 20.04 (with the jakeday kernal to patch in the stuff to make the Pen and touchscreen work) on a Microsoft Surface Pro 5. The dual boot itself works fine. I am ...
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2answers
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Battery longevity is less in Ubuntu 20.04 than in Windows [duplicate]

I have installed Ubuntu 20.04 alongside Windows 10. My battery lasts for more than 3.30 hours in Windows but in Ubuntu it lasts only 1.30 hours.
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1answer
37 views

Is there a way to have a timer running in the background that pauses when I shut my laptop? (trying to measure battery life)

Essentially what I'd like to do is use my laptop normally and just have a sort of timer in the background. I will charge my battery to full, and then nearly drain it. I would like for there to be some ...
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1answer
39 views

Laptop battery doesn't charge after 60%

Details: Laptop Hp 15-bs 145 tu (2 years old) ubuntu version 18.04 LTS Once charge reaches 60%, it keeps on charging discharging each minute. Also, around 20% it automatically shuts down without ...
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How to get Orange battery light back on Ubuntu?

I have recently moved to Ubuntu from windows 10, and I’ve noticed that the orange battery light on my laptop that used to turn on when battery was low in windows doesn’t work in Ubuntu, ¿Is there ...
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Lenovo G70-70 set charging thresholds

I am using Ubuntu 20.04 LTS on my Lenovo G70-70, and everything is fine apart from the fact that I cannot charge my battery past 60%. I already tried tlp, but tlp can only set charging thresholds for ...
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Keyboard stopped working and Battery Icon dissapeared

I was using my pc, it was all ok, but suddenly my keyboard stopped working (my touchpad works fine) and i saw my battery icon dissapeared too, and i see now that when i restart or turn on the pc is a ...
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How to add system tray in new panel?

Linux noob here. I was customizing my desktop panels. I don't know how to add the 'system tray' panel applet(that is the one with the battery indicator which looks like this ;I'm not referring tothe ...
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Battery drain on suspend - Ubuntu 20.04 - ThinkPad T480

I have a ThinkPad T480 that I have been running linux on since day 1, approximately 1 year now. I also had the same problem with a previous laptop (ThinkPad T460). In short, everything seems to ...
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How to fix crackling sound in Ubunu 20.04 when laptop is charging?

I recently purchased a Dell Inspiron 2-in-1 5491. Everything works great except for the audio - which has an persistent crackle and hiss when the laptop is charging; as soon as I pull the power cable ...
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Problems with booting, keyboard, mouse and quick battery drainage after update to Ubuntu 20.04 and partioning

Please excuse my possibly naive questions but I am really unfamiliar with Ubuntu. I am working on a Dell XPS 15-7590, partitioned with Windows and Ubuntu. I recently allocated more space to Ubuntu ...
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Battery icon on pc

I have installed Ubuntu 20.04 and I have a battery icon and battery settings but I am on a computer, without battery. Where can I configure that correctly ? top panel: settings:
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1answer
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thinkpad_ec fails to load after Ubuntu upgrade

After upgrading Ubuntu 18.04 to 20.04, I now cannot load the thinkpad_ac module (which is transitively required by tp_smapi): [ 4245.656402] thinkpad_ec: thinkpad_ec_request_row: arg0 rejected: (0x01:...
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1answer
55 views

Battery draining in ASUS TUF FX506

I am experiencing a very annoying issue: battery lasts roughly 1h10' on a brand new ASUS TUF FX506. Have installed TLP and am having the attached tlp-stat output at the bottom. Sorry for the lenghty ...
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Forcing powrtop to autotune every time I run my Ubuntu 20.04 LTS

What I see every time after I reboot: What I tried: 1) Created /etc/rc.local with following content: #!/bin/bash sudo powertop --auto-tune exit 0 2) Made sure it is executable (it did not ...
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2answers
46 views

How can I log into a commandline session, without having to launch any desktop environment?

In an effort to preserve battery, I'd like to have a session type of just the commandline at login. I do not want root. I do not want to login to gnome and then switch to a ttyl, as I would still be ...
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1answer
61 views

Problem setting max charge threshold with tlp on thinkpad L590 on Ubuntu 20.04

I have a Lenovo Thinkpad L590 running Ubuntu 20.04. I want to use tlp to set charge threshold. However, it seems that there is a problem setting the max charge threshold: $ sudo tlp setcharge 65 75 ...
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70 views

Installed Ubuntu 18.04 on my laptop, now my battery will die within minutes

I did a bit of research and it seems like powertop can inform me about battery usage. This is what it gives me. GPU is off and CPU is only at 17%. I wouldn't know where to start so I can give ...
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36 views

USB-C - Power Delivery configuration options?

Is there any way to see or configure Ubuntu's Power Delivery options? One of my USB-C chargers doesn't provide sufficient power to my laptop. 45W charger - works on an Ubuntu laptop and ChromeBook ...
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Brightness keeps getting Maxed out constantly, not talking about after restarts, Please Help

The brightness keeps getting maxed out, not sure why. It's at its most prominent when the battery is not being charged and also when I'm watching a video. (It might be occurring only during these ...
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22 views

how to find best suited drivers for your system? [duplicate]

I have been using Ubuntu for about a year now. And the main reason that's pulling me back to windows is the bad battery life (about 60% lesser "100% to 20%" time for the battery to discharge). I've ...
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33 views

Battery stuck at 'Estimating…'

Fresh install of Ubuntu 20.04 with Gnome version 3.36.2 screenshoot1 screenshoot2 $upower -i /org/freedesktop/UPower/devices/battery_BAT0 Output: native-path: BAT0 vendor: ...
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21 views

Bluetooth switching on startup slimbook battery

I am using ubuntu 18.04 on my ASUS ROG laptop which has bluetooth. I installed slimbook battery saver. The bluetooth keeps switching on every time I restart. How do I disable at startup within the ...
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85 views

Calibrate Ubuntu 20.04 battery

How to calibrate ubuntu battery. I tried charging it to 100% & then tried to discharge it completely. But when the battery % was less than 3%, it automatically hibernated. I was not able to ...
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114 views

Logitech MX Master 3 - Bluetooth connection - Battery status

I'm having issues getting the battery status of my Logitech MX Master 3 mouse, connected via Bluetooth. I've seen many questions related to battery status on this mouse, and some fixes too, but they'...
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2answers
37 views

Battary draining fast

I'm using Acer Aspire E 15 E5-576G. I installed Ubuntu last year. After installation, I noticed that my battery drains faster than usual. Because of that, I had to remove Ubuntu and use Windows ...
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60 views

how to set charging to 80% on ubuntu 20.04?

I have a Asus ROG GL503 with Ubuntu 20.04 I want to limit my charging to 80%, apparently according to the latest kernel it is now possible but it seems to me that the BATTERY_CHARGE_THRESHOLD file is ...
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1answer
33 views

How to optimize battery life when using a docking station?

I have a relatively new Thinkpad X1 Carbon with Ubuntu 20.04. Usually, I use it in a docking station, but will frequently have to take it out to change offices for video conferences etc. This leads to ...
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1answer
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Rapid Battery drainage and overheating

I bought a new Acer Swift 3 SF314-55G, the day before yesterday. I dual booted it with ubuntu 20.04 LTS Desktop version. ANd started using ubuntu itself. The laptop started heating up, even with ...
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Thinkpad T480 not taking a charge anymore

Update And, now with no explanation, it's working... Update Now I don't get a charge at all: Any help would be incredible. I've got through the power reset, remove battery, check connections and ...
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49 views

Restart TLP service without rebooting system

TLP helps make my laptop more conservative on power when on battery power, and more performance focused when on AC. The issue is that when I want to enable/disable TLP or change some settings with ...
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32 views

Energy Saving - System Settings Module not working

New here, new to Kubuntu, and I'm loving it! I'm running into an error though, and I can't find an answer anywhere. I'm technically running 19.10 Ubuntu with kernel 5.3.0-40-generic and I basically ...
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1answer
223 views

-[20.04, 2008 White Unibody Macbook] Battery charges to 55%, then declares it is full until it is unplugged showing it at 55%

The battery on my laptop is basically brand new, we bought it new from a non-apple brand around a year ago. The laptop charges properly, however, when it reaches 55% it believes it's full and quits ...
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1answer
277 views

Laptop battery draining fast after moving to Ubuntu

I used to have Windows 10 on my Lenovo Yoga 730-15" and recently I replaced it with Ubuntu 20.04 LTS. I see huge fall in discharge time to around one hour. I tried installing powertop and enabling ...
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1answer
80 views

Laptop freezing when running out of battery on ubuntu 20.04

When running out of battery and trying to bring the system back up again, I'm faced with a black screen and fans on full. I've configured hibernate using guide which sets the swap uuid in the grub ...
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2answers
95 views

What is the best way to observe energy usage of a program on Linux?

I am doing research and would like some information about the energy consumption of two algorithms I wrote, but I don't have the money for special-purposed devices. I plan to run both programs for 5 ...
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33 views

Ubuntu 18.04 on Dell XPS is draining power very fast

I installed ubuntu version 18.04 on my dell xps laptop and the battery drain is just too fast. The lap top is only a few months old and I am mostly running browser based applications. After a full ...
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51 views

Charging Indicator Blinks Unexpectedly on Tecno WinPad 10A - Ubuntu 20.04

I have a Tecno WinPad 10A which I recently installed Ubuntu 20.04 on it. It was previously running Windows 10 1909. The machine has a charging indicator that lights on steadily while charging, never ...
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45 views

battery is showing 0% with an exclaimation mark in Toshiba Satellite C850

I am new to Ubuntu, I have installed it recently, but my battery is showing 0% with an exclaimation mark although my laptop is fully charged. Please help me out.
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70 views

Ubuntu 20.04 Battery not charging when in hibernate mode

Until Ubuntu 19.10 all went fine, but when updating to Ubuntu 20.04, and thus the 5.4 Linux kernel, my battery does no longer charge in hibernation mode (it does charge when the laptop is on or off). ...
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32 views

Hello I have problem with my battery on taskbar

I have a problem with my battery indicator on the taskbar. Before the latest update the battery indicator showed up normally. After the update the indicator shows always 100%, when it is down to 25% ...
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19 views

Bluetooth Speaker battery

How do I check the battery for my bluetooth speaker. I tried solutions from https://stackoverflow.com/questions/49078659/check-battery-level-of-connected-bluetooth-device-on-linux. But none of them ...
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179 views

MacBook Air issues on ubuntu 20.04 (overheat, battery, trackpad, sound and screen color)

EDITED: below is the output for lspci -k | grep -EA3 'VGA|3D|Display' 00:02.0 VGA compatible controller: Intel Corporation HD Graphics 6000 (rev 09) Subsystem: Apple Inc. HD Graphics 6000 Kernel ...
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1answer
35 views

What will happen when my laptop with a broken battery that is connected to a charger thinks battery goes to zero?

I have an old HP ENVY TouchSmart 4-1103eo laptop with Ubuntu installed on it. While it still was running Windows, it used to turn off when it said it had about 40 % of battery remaining. Then its ...
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45 views

Kubuntu freezes startup on laptop

Whilst using Kubuntu on laptops, we have noticed that on two lenovo and one HP machine (all using ryzen) when starting up without a charging cable plugged in, the system freezes and wont start up ...
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25 views

My laptop restarts when in sleep while on battery power [closed]

if i put my lenovo ideapad into sleep by closing the lid when it's on battery power, it restarts when i open it up after. my system is UEFI only. i'm on plasma for my desktop envronment. this only ...

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