Questions tagged [battery]

Questions about battery usage and issues in Ubuntu.

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4 votes
2 answers
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How to reopen all programs after a powerdown because of low battery

For a week I've now started using Ubuntu on my laptop as my main OS for work. Sometimes my laptop battery is finished, so it get's powered off. I'm not sure whether it does so in a somewhat graceful ...
kramer65's user avatar
  • 2,133
0 votes
0 answers
424 views

How does ubuntu charge the batteries in a laptop if there are two of them?

I am total beginner, I just switched to Ubuntu 17.10, so I do not really understand it. I was fiddling around when I noticed that, when I plug in the power cable, both of my batteries in my lenovo ...
Jurgen Celmeta's user avatar
0 votes
1 answer
72 views

Weird behavior of battery level and notebook performance

I have two strange behaviors. I'm running a CPU and GPU intensive robotics task on my notebook on battery. Sometimes the battery lasts for more than 30 minutes, but sometimes the battery level ...
senfti's user avatar
  • 1
0 votes
1 answer
241 views

Automatic suspend gets triggered too early when running on battery

I'm currently using Ubuntu 17.10 (artful) with the Gnome window maanger. Power options are currently configured as: Suspend & Power Button > Automatic suspend When on battery power: ON Delay: ...
Jochen Hebbrecht's user avatar
1 vote
1 answer
2k views

How do I get the stamina/speed switch working on my laptop?

This Sony Vaio PCG-41217N has a toggle switch between 'stamina' and 'speed', but I do not notice any difference in Ubuntu 16.04. How do I get it working? There is a Windows 7 sticker on this device, ...
DBinJP's user avatar
  • 1,359
1 vote
0 answers
728 views

Fan noise and decresed Battary Lifetime after Ubuntu install

I have a fresh Ubuntu 17.10.1 installation on my Lenovo Thinkpad e470 with the following specs: CPU i7 7500U with Intel® HD Graphics 620 GPU Nvidia Geforce 940MX 16GB Ram and 256GB SSD The OS is ...
fru1tyJuice's user avatar
0 votes
0 answers
93 views

Battery showing empty after replacement

I have a Razer Blade and my battery kind of went kaput so I bought a new one from ebay and replaced it. Before my laptop would just randomly shut off anywhere from 5-15 minutes after turning it on ...
Jay Bell's user avatar
  • 101
1 vote
2 answers
45 views

How to shut down my pc like it does when it is running out of battery?

How do I put my pc (ubuntu 16.04) in the same state as when in automatically tuns off when the battery level is too low (without letting it die of course). It is interesting for me because open apps ...
00-Yalo's user avatar
  • 155
1 vote
0 answers
117 views

Unable to use integrated graphics

I have a laptop with an i5 7300HQ and a GTX 1050Ti. My Nvidia GPU works fine. But if I select the Intel GPU in the Nvidia settings to save some power I am unable to login or start my laptop up. When I ...
Lars 1150's user avatar
0 votes
1 answer
626 views

Error message during boot after installing tlp

I installed Ubuntu 16.04 via linuxium in my Lenovo Ideapad 100s, then wiped out Ubuntu Desktop and installed Ubuntu Server using tasksel. And after installing tlp, I get the messages ...
cody's user avatar
  • 1
0 votes
1 answer
6k views

Sony MDR-XB650BT wireless headphones not charging

I recently bought Sony MDR-XB650BT wireless headphones which can only be charged via USB cable connected to a computer. I haven't checked it in advance because I did not think that this can matter, ...
Gytis's user avatar
  • 1,227
1 vote
1 answer
3k views

Fujitsu Battery Issue: Battery not charging when it is above 90%

My laptop battery is not charging when the battery level is above 90%. When it is below 90, say 89, then it can charge up to 100%. But again when there is some loss in battery charge, say 97, it does ...
Chandramauli Chakraborty's user avatar
1 vote
0 answers
69 views

Ubuntu 17.04 doesnt suspend automatically at critical level

My system does not hibernate or suspend automatically when asked to in dconf configuration files. I have tried some workarounds and I eventually found a script that used to work however with a new ...
Alessio_110's user avatar
3 votes
1 answer
3k views

Logitech Performance MX mouse shows as "unknown" in Power Statistics

My Logitech Unifying Receiver with wireless K800 illuminated keyboard and wireless Performance MX mouse work flawlessly in both Windows and Linux out of the box. In Windows you can install optional ...
WinEunuuchs2Unix's user avatar
2 votes
1 answer
399 views

How can I get the power indicator to show battery percentage based on the maximum capacity?

This morning, I took my 2011 MBP running Ubuntu 16.04 off the charger. As you know, macbook chargers have a small LED on them, which is either orange or green, depending on the current battery status. ...
Doofitator's user avatar
7 votes
3 answers
10k views

"No Batteries Available" in KDE battery widget

I have installed Kubuntu 17.10 on my Chromebook via crouton. The problem I'm having is that my battery doesn't show in the battery widget, I haven't had this problem with GNOME, Xfce, or Unity. I'm ...
Λethernet's user avatar
0 votes
1 answer
560 views

Ubuntu 16.04 'Suspend when inactive for...' and 'Turn screen off when inactive for...' doesn't work when on battery power

Ubuntu 16.04 Suspend when inactive for... and Turn screen off when inactive for... doesn't work when system is on battery power. Both of these work when plugged in and I can manually suspend (...
AtiGala's user avatar
1 vote
0 answers
575 views

Correct kernel parameters - Asus GL553VE dual boot

I am trying to dual boot with Windows 10 on a SSD and Ubuntu 17.10 on a Hard Drive (both UEFI) on a Asus Rog Strix GL553VE. To be able to boot up on Ubuntu I had to add acpi=off as a kernel parameter....
Razvan Rotaru's user avatar
2 votes
3 answers
820 views

Is my new battery really new and matching my laptop? [closed]

I bought a new laptop battery for my aging Thinkpad T400 laptop from ebay. On Ubuntu 16.04, I open power manager which gives me the following information: Model 92P1137 Technology Lithium ion ...
Tim's user avatar
  • 25.2k
114 votes
7 answers
26k views

Disable "Mouse battery low" spam notification

Countless times over the past few weeks I have been notified about the low battery in my wireless mouse. Every time it wakes up from sleeping mode and reconnects over Bluetooth I get a notification. I ...
domo's user avatar
  • 1,263
1 vote
0 answers
491 views

Laptop shuts down at 40%-50% only on Ubuntu

I bought my laptop one year ago, I installed Windows 10 and it was great. The battery lasted 3 hours before I had to charge it again. But recently I installed Ubuntu and now it barely lasts 1 hour. ...
natept's user avatar
  • 11
1 vote
0 answers
84 views

Get an imediate UPS responce from APC ups

I have an APC UPS with my Ubuntu system and I have it configured with apcupsd. The UPS works fine but when the power goes out, it takes a while for the system to alert me of a outage or to properly ...
weezle1234's user avatar
4 votes
1 answer
1k views

How can I configure Ubuntu with GNOME 3 to dim screen when charger is unplugged?

I just installed Ubuntu 17.10 (with GNOME 3) on my new HP laptop, and I noticed that the screen does not dim when the charger is unplugged. Is there a way to set up two brightness profiles, one for ...
Martin Taleski's user avatar
0 votes
0 answers
50 views

Power source temporarily disconnecting + web forum submission freezes computer

My Sanyo DELL NT3627 battery has a current charge of 3%, says 'Charging' but does not increase, and periodically the laptop behaves as if the power source has been disconnected. Usually, I can ...
Internet User's user avatar
11 votes
3 answers
47k views

Lenovo X1 Thinkpad battery not charging in 17.04

I have a 8 month old Lenovo X1 Carbon (5th generation) which was originally running 16.04LTS. When I upgraded to 17.04 I noticed the battery is no longer charging. When the AC is plugged in battery ...
BaronGrivet's user avatar
2 votes
0 answers
95 views

Xfc4 Power Manager shuts down when battery is being unplugged

I have Lubuntu 17.10 on my Acer netbook. When I unplug my battery then the system tray icon disappears. Turns out that Xfc4 Power Manager is shutting down when I unplug my battery. And when I plug it ...
JumbleGee's user avatar
1 vote
2 answers
2k views

Wlan drains all the battery too fast on Ubuntu 16.04

I have an Asus N55SL laptop on which the battery can run almost 4h on Windows 7. Until last week, I had 2h50-3h of battery autonomy with Ubuntu 16.04 and Linux 4.13. Something happened (updates or ...
Aurélien Pierre's user avatar
0 votes
1 answer
2k views

TLP Full Charge

"Charge Full" and "Charge Full Design" show different values. Are they supposed to? It's a Dell Inspiron 7378, barely two months old. Also, tlp has a flag: tlp fullcharge. Will that push my charge ...
Bhanupratap Singh's user avatar
0 votes
0 answers
42 views

What is the difference between Unity and Gnome versions? [duplicate]

I want to install my first Ubuntu version on my laptop, but I have a big question about that. I am looking for the 16.04 LTS but I see there is different versions of Ubuntu Desktops (Unity, Gnome, ...
Inazio's user avatar
  • 101
1 vote
1 answer
1k views

How to disable battery-indicator on Ubuntu 17.10? (GNOME's alternative of 'indicator-power')

I want to disable the battery-indicator alerts on Ubuntu 17.10. On earlier (Unity) distros that'd be done by running sudo apt-get remove indicator-power What indicator does GNOME use? (My battery ...
zevnyc's user avatar
  • 11
2 votes
0 answers
1k views

On a hybrid laptop, which will save more battery, Nouveau or Nvidia driver?

On a hybrid laptop with on-board Intel graphics and a dedicated Nvidia graphics chip, which setup will use less battery power? Nouveau opensource driver: I believe this only uses the onboard Intel ...
Enterprise's user avatar
  • 12.3k
8 votes
7 answers
9k views

Battery drains down even after shut down

I am using ubuntu 16.04 on my HP 15 ab522tx laptop.Even after I shut down my pc after few hours I find it discharged completely .Also,battery is quite new and was performing better in previous OS(...
Anonymous's user avatar
  • 167
2 votes
0 answers
59 views

Laptop powers off when switching between batteries

I've got a laptop with two built-in batteries. Generally, Ubuntu 16.04 handles them well; I see a battery life-left indicator in the status bar that tells me how much is left over the two of them. For ...
Vultan's user avatar
  • 151
1 vote
0 answers
288 views

17.10 Integrated webcam draining battery?

My autonomy recently dropped to almost 1/3rd of what it used to be. Opening Powertop I see this: I never used the integrated webcam. Disabling it with modprobe -r uvcvideo does not work. How do I ...
seldon's user avatar
  • 111
5 votes
2 answers
382 views

read-only filesystem, no X11 when booting lubuntu 17.10 from battery

I upgraded my "acer aspire e13" laptop to lubuntu 17.10 (from 16.04, via 17.04) a few days ago and experience the following: when booting with power cable plugged in, everything works. whithout power ...
Martin Rubey's user avatar
1 vote
0 answers
362 views

Laptop battery constantly showing as discharging after upgrading to 17.10

I upgraded to 17.10 and realised that the orange (AC power) light on my Acer Aspire v17 was not on when plugged in. Instead there were two blue lights as though is was unplugged. I monitored this ...
Chapmans Bulgaria's user avatar
2 votes
3 answers
2k views

How to allow unattended-upgrades to start even running on battery?

By default, unattended-upgrades is trigger by anacron and it only start when running on AC power, and don’t start when running on battery. This beviavor is easy to understand to avoid waste power. ...
NicolasSmith's user avatar
  • 1,021
1 vote
3 answers
938 views

Prevent USB device from power drainage

The battery life on my Acer Aspire E15 E5-575 has gotten seriously bad lately. Using powertop, I've noticed that there seems to be some sort of USB device drawing quite a bit of power. Power est. ...
Akash's user avatar
  • 193
0 votes
0 answers
36 views

How can I control ubuntu system startup when certain conditions exist

I have a travel laptop running dual boot (Ubuntu 17.04 desktop and Windows 10 Home). I want to control the startup, such that if the laptop lid is closed and/or no AC power is connected (eg. in a ...
Mark L Keppinger's user avatar
1 vote
0 answers
933 views

Find battery wear in 16.04

My laptop battery started to behave strangely since some days. Without showing low battery, it will from around 30 % go to 6 % ( critical battery ). And, at times, will shutdown even if I turn on the ...
user227495's user avatar
  • 4,069
8 votes
0 answers
2k views

Battery charge/discharge cycle

My battery behaves normally until its charge reaches down to 80%. After that, it begins a cycle of charging/discharging with 10s on each state. Here is some data: deimos@kami:~$ upower -i /org/...
Yunier Rojas's user avatar
16 votes
2 answers
3k views

How to prevent shutdown when one of two batteries is empty?

My Lenovo T460s has two batteries. When one of them is empty the laptop does an emergency shutdown which basically makes the 2nd battery obsolete. I already set org.gnome.settings-daemon.plugins....
Christoph Grimmer's user avatar
1 vote
0 answers
184 views

Lenovo T550 TLP - Unable to set Threshold

Does anybody have experience with Ubuntu on a Lenovo T550, using TLP power management? TLP Should allow for battery thresholds to be set on thinkpads, I have set the threshold correctly but it is ...
Liam Moy's user avatar
0 votes
0 answers
55 views

Any Windows Device Manager equivalents?

My laptop (asus x511mav) apparently has a non-functional battery as of a few months ago. I installed Ubuntu on it yesterday because it was my secondary computer but I love Ubuntu and would like to ...
ALinuxLover's user avatar
-5 votes
1 answer
591 views

My battery started draining very fast ,but only when I use Ubuntu 16.04 [duplicate]

I am using a Laptop Dell 15 5555. What can i do. CPU~Quad core AMD A10-8700P Radeon R6 10 Compute Cores 4C+6G (-MCP-) speed/max~1300/1800 MHz Kernel~4.10.0-33-generic x86_64 Up~4 min Mem~1048.2/...
Marco Leslie 's user avatar
2 votes
1 answer
2k views

TLP charge thresholds (Non Thinkpad)

Hey guys how are you? My question about TLP charge thresholds in Ubuntu Linux 17.04. I have Lenovo Z51-70 in windows it had its utility that stop charging at 60% so the laptop can get energy from ...
Ahmad Ayman's user avatar
0 votes
1 answer
651 views

Battery stopped charging: How to turn off Battery Charging Indicator?

My Laptop (Lenovo Flex 3, Ubuntu 17.04) just stopped charging the battery. I still powers up with AC adaptor, but doesn't hold the a charge. The battery indicator has gone crazy. It keeps flashing "...
zevnyc's user avatar
  • 1
1 vote
0 answers
78 views

Lightning bolt on battery disappears after hibernation

This is a small problem (doesn't seriously affect my work) but whenever I return from suspend/hibernate the lightning bolt on the battery icon is gone (the one that indicates it's charging). It is, in ...
MsKK's user avatar
  • 123
0 votes
0 answers
1k views

How to make the battery monitor more accurate?

I've got a Thinkpad T730, purchased refurbed, with new battery, a week ago. I'm running Ubuntu MATE 16.04.3 LTS. I've noted that the battery monitor (in the top panel, by default) gives both a ...
Zeiss Ikon's user avatar
  • 5,128
5 votes
1 answer
10k views

How Can I Monitor My Laptop Battery Usage?

My HP-745 G2 laptop is fully charged, I then unplug it and close the lid. When I next turn it on (a day or two later) by opening the lid the battery is fully drained. uname -a Linux HP-745-G2 4.10....
opticyclic's user avatar

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