Questions about battery usage and issues in Ubuntu.

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Ubuntu hibernate shows battery critical/low when wake up

I'm using Ubuntu 16.04. I have an issue on hibernate. It would always show battery critical low on wake up, even if my battery is full and will be shut down in short. After I switched on my laptop ...
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1answer
42 views

Battery information is wrong

I have replaced the battery in my laptop with a lower capacity battery than what was previously inserted. Ubuntu hasn't calibrated the battery metering system, and so the statistics & percentages ...
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1answer
47 views

Ubuntu drains battery very fast on 16.04

I have Dell XPS L502X I have installed SSD of kingstone 120 gb After that i have i have installed ubutu 16.04 and my battery drain very fast at 100% charging work 1 hour and 13 minutes while in ...
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12 views

USB won't show up after forcefully removing battery

I've got version 14.04. I burned a windows iso file on my usb because I wanted install it as a dual boot. I had my usb plugged in and wanted to skype before I did the boot. While skype was opening my ...
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0answers
15 views

Dell Quickset application

Is there any way to install or unlock some features of Dell Quickset application in Ubuntu? I'm very new to using Ubuntu and Linux, but within Dell Quickset there's a option do disable Dell ...
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0answers
20 views

Ubuntu detects two batteries when I only have one. How can I remove the other one?

My laptop battery isn't detected by ubuntu, when I boot up my battery in the power indicator shows 100% charge no matter what. I can get it detected by applying a work around found here, but once I ...
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1answer
102 views

Kernel build 4.4.0.22 decreases battery life (16.04 LTS)

My battery life was fine when I installed 16.04 LTS (clean install) on my Lenovo z51-70, but after a regular software update or build to kernel, from 4.4.0.21 to 4.4.0.22, it has almost halved (1.50 ...
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27 views

Ubuntu 16.04 Cinnamon DE battery applet broken

Has anyone noticed that the default battery applet in the cinnamon DE from the default Xenial repo will not consistently tell a correct percentage or time remaining? Anyone found a fix for this?
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27 views

Bluetooth mouse, randomly stops working when using battery power

While plugged into AC, everything works. But if I disconnect and using my battery, my bluetooth mouse will randomly stop working, work for a bit, then stop again. I've removed/added it, changed the ...
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0answers
12 views

HP Envy Bluetooth Keyboard Missing Driver?

I'm talking about this bad boy: I think it was charging before when I first installed Ubuntu, but then I went and tested out some other Linux OS's and quickly realised I cannot survive without ...
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1answer
111 views

Ubuntu 16.04: Graphics card being detected wrongly, battery getting drained

I use an Inspiron 7548 which ships with an AMD Radeon R7 M270 graphics card. However, Ubuntu is detecting it as an R7 M265. LSPCI: 00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge ...
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0answers
37 views

Ubuntu Touch - setting the low battery warning level and behavior?

I had always assumed that if a battery is full, and a smartphone is connected to a charger, then the phone would simply disconnect power from the battery charging circuit once the battery is full, and ...
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0answers
29 views

Install perf at 4.5.2 kernel

Does perf affect battery life? At 4.5.2 kernel stable in 16.04 LTS the TLP output states: /sys/devices/system/cpu/intel_pstate/min_perf_pct = 18 ...
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0answers
27 views

Ubuntu Touch - Phone battery issue

I have the bq Aquaris E5 which I have been usibg now for a month or so. Recently I have noticed that the battery around the 5 - 2% left runs out really fast. The other night I got the warning that ...
2
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1answer
50 views

16.04 - Battery not detected until plugged in via AC

I recently upgraded to 16.04, and since then I have been having a problem with my battery being detected. When I turn on the laptop, the battery is not detected until I plug my laptop in with my AC ...
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2answers
338 views

High CPU Temperature after switch to Ubuntu 16.04

The idle CPU Temp of my Intel i5-3210M CPU was ~40°C on Ubuntu 14.04. Now, after upgrading to Ubuntu 16.04 (complete reinstall) it idles at ~52°C. Battery lifetime is also noticeably lower. What can ...
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1answer
270 views

Poorer battery life after kernel upgrade: 4.5.2 (16.04 LTS)

When I first installed 16.04 LTS, at kernel 4.4.0, I had a decent battery life of about 3 hours average, but I upgraded to 4.5.2 to solve the suspend problem and some other issues, and now it's less ...
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0answers
87 views

Battery life severely decreased after upgrade to 16.04

Recently I upgrade from Ubuntu 14.04 to 16.04, and my laptop's battery life has drastically decreased. When I used 14.04 my battery life was roughly 3.5 hours, now it's only about 2 hours. I tried to ...
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0answers
26 views

Ubuntu 14.04 - Battery charging issues

My problem is that the battery won't charge. In the last few days I've noticed that my PC recognizes that I've put my AC adapter and starts the charging animation in the upper right corner off the ...
1
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1answer
37 views

Is battery life affected with dual boot?

I have dual booted my laptop with Windows 10 and Linux. Does this affect battery life? (My laptop has a i5 processor with 2.2 GHZ RAM and 500 GB HD.)
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0answers
25 views

putting a battery status icon into my stalone

I'm running Trusty-tahr using fvwm, so I don't automatically get access to the battery status icon that's available in the standard ubuntu desktop manager. I'd like to put the standard icon into my ...
0
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0answers
150 views

Ubuntu 16.04 battery percentage shutdown not working

I installed Ubuntu 16.04 on my Dell Inspiron and got an issue that my laptop is not shutdown even after battery is critical low and even after percentage action. My dconf setting are as follow: ...
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1answer
88 views

Battery draining on Ubuntu touch on BQ M10

After playing a youtube video for 90 minutes the battery is 50% drained. Has anybody else watched this on his BQ M10? I am asking because i want to now, if that is a bug or a hardware problem on my ...
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1answer
25 views

Why does my laptop boot only on battery, but not on charge?

When I boot my laptop while on battery, it boots normally: Toshiba start screen, Intel patch screen, then Ubuntu screen with theatre-marquee dots. But if I try to boot while it is on charge, the ...
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0answers
162 views

Ubuntu 16.04 poor wifi signal and high battery usage

After installing ubuntu 16.04 I am getting a very weak wifi signal. Currently, I am sitting 3-4 feet away from my router and I have only 2 bars of wifi signal on my HP Envy M6 notebook. I have ...
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88 views

PowerTOP issue with fresh 16.04 install on ThinkPad E555

Here's what happened when I tried to set optimum settings after installing PowerTOP: Reading package lists ... Done Dependency tree. Status information can be read .... Done Suggested packages:   ...
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0answers
269 views

Battery life reduced after upgrade to kernel 4.4.8 (16.04 LTS)

UPDATE: I have elaborated more on the problem in another post. Read it here. EDIT: Upgrading to 4.5.2 stable does the same thing. Is it the AMDGPU using more resources? How can I disable, I care more ...
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0answers
41 views

lubuntu - get the power manager to show time left and percentage

I just installed lubuntu 16.04, and I would like to get the power management icon on the Task Bar to always show the time left and the percentage (right now it only shows them when I hover over the ...
0
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1answer
45 views

How do I configure the low battery notifications?

My laptop routinely runs between full and critical charge a few times over the course of a day (yes, it's old). Before I updated to 16.04, Cinnamon used to notify me at: 20%, then again at 10%, then ...
0
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0answers
14 views

laptop screen suspends after unplugging charging cable, also disables wi-fi connection : ubuntu 14.04

Whenever I unplug the charging cable cord from my laptop(Lenovo G580), the screen temporarily suspends, after blinking 1-2 time(s). Then I press spacebar (or maybe any key can work) and screen ...
-1
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1answer
16 views

How to stop Ubuntu Mate hibernating when the battery hits zero

I sadly own an old IBM think pad x31 and its battery is shot. It only holds about 20% of its charge and more importantly the majority of its power is reported as being below zero percent. I recently ...
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2answers
36 views

Saving work automatically when battery is low

I am a writer and of course I sometimes lose my work if the battery goes dead. I am looking for suggestions for ways to save when the battery gets to 5% or 1%. Maybe a bash command written to save ...
0
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0answers
20 views

Save battery by setting apps in inactive workspaces into a state like minimized

I'm interested if it's possible to make GUI applications on inactive workspaces (Unity) to behave like minimized GUI applications (is it the idle state?) in order to save battery life. What I mean ...
1
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2answers
703 views

Bad battery life on Xubuntu 16.04 Lenovo T460s

the battery life of my new Lenovo T460s is very bad (about 4,5h with a little bit browsing and half display contrast). Xubuntu 16.04 shows two batteries (SANYO 00HW022 and SANYO 01AV405). They were ...
0
votes
1answer
14 views

Playing video prevents sleep on low battery

When a video instance is displayed (firefox/chromium html5 video, openshot video editor etc.), the computer does not go to sleep under any circumstances, and it is even forced to stay until the ...
1
vote
1answer
56 views

Since OTA10 upgrade the battery life of my phone is eaten up by “fitbitaccount”

I can't disable this process which consumes battery life: /usr/bin/online-accounts-ui --socket /run/user/32011/online-accounts-ui/ui-1-com.canonical.scopes.fitbit_fitbitaccount --profile ...
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0answers
22 views

Ubuntu 14.04 panel shows battery level as arithmetic mean of laptop and bluetooth mouse levels

I have two notebooks (Asus Zenbook and Lenovo Thinkpad) with Ubuntu 14.04 installed and both show the same behaviour: The battery level indicator in the Unity panel shows the exact arithmetic mean of ...
0
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0answers
31 views

How to force enable Turbo Core (AMD) on Ubuntu 15.10?

I'm running a Samsung Ativ Book 9 lite with Ubuntu 15.10 installed. The processor is supposedly equivalent to an A6-1450 Temash 1.0 GHz (1.4GHz boost) The problem I'm having is that turbo mode only ...
0
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1answer
41 views

Laptop battery high/low alarm

My laptop battery didn't last half as long as I had hoped and it is an internal one. That is, it is very inconvenient to replace. I would like my replacement battery to last as long as possible, and ...
0
votes
1answer
74 views

Poor battery life

I have relatively high discharge rate (about 14W, which results in ~3 hours of battery life) on my ThinkPad X230. I'm using TLP, intel_pstate's powersave governor. The following kernel arguments are ...
0
votes
1answer
62 views

Laptop not properly suspending after I close lid

Dell Inspiron 3542. When I close my laptop lid and put it in my bag, I often take it out later to find it extremely hot and with the battery drained. I also often find that my monitor turns on ...
1
vote
0answers
32 views

Battery Status not updating

After I installed Ubuntu 14.04 (before I had Ubuntu 13.10), the battery indicator stopped working properly. It always shows the battery level that was at the start up (when I open the laptop and boot ...
0
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0answers
19 views

charging capacity while dual booting?

sorry if this has already been answered, I looked around for a while(here/online) and could not find the case of dual booting but just Ubuntu standalone. Say I have a dual boot win7 and Gnome. How ...
0
votes
1answer
29 views

xfce4-power-manager closed when Battery is removed

I am Running Lubuntu 15.10. And I remove my Laptop battery during night times to prevent overcharging of my battery. And for some reason xfce4-power-manager is closed when i remove my battery(While ...
1
vote
0answers
25 views

How to check battery drain on Aquaris E5

I have my Ubuntu Aquaris about a year. In the beginning there were some battery problems, but everything was fixed. A few days from now my battery drains really fast (from 70% to 10% overnight). I ...
0
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0answers
30 views

Interpret upower result (laptop battery dead ?)

I recently and sudddenly had my laptop battery which display that it is fully charged but directly switch off when i try to disconnect the power cable. Laptop have less than one month and is seems ...
0
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1answer
66 views

Low Battery Performance on Kubuntu 15.10

I have recently installed Kubuntu 15.10 on my Lenovo G50-70. But the pain is that it is giving extremely poor battery life. After full charging it to 100% it only gives me 45 minutes of battery backup ...
0
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0answers
12 views

Higher Power consuming turned off Display

i have a question about the power consumption of my laptop. I wanna setup my laptop as an small media server, because of that i was checking the power consumption and found out that the laptop need ...
0
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0answers
36 views

When unplugging the A/C adapter, computer turns off

When the A/C adapter is unplugged, the computer turns off instantly. Tried to buy a new battery, still happening. The battery shows 100% but its not being used at all. It is being detected. I ...
3
votes
1answer
32 views

run script when power mode changes

I wrote myself a bash script and when this script is called it changes my display brightness. Now i want to run this script when my ac-adapter is unplugged or the ac-adapter gets plugged in. Where can ...