Questions about laptops in relationship to Ubuntu. Common subjects are trackpads, batteries and wireless cards.

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32
votes
5answers
27k views

Why does my computer get less battery life with Ubuntu compared to Windows?

Last year I purchased a Dell Inspiron 5315 laptop shipping with Windows 7 preinstalled. I installed Ubuntu 10.10 alongside it with dual-booting. On upgrading to Ubuntu 11.10, I was upset to find I now ...
35
votes
3answers
33k views

How to copy an Ubuntu install from one laptop to another

I am going to change my machine: from a laptop with Ubuntu to another laptop where I am going to install Ubuntu... I am quite happy with the current system, what I am afraid of is having to rebuild ...
34
votes
13answers
74k views

Sound from both headphones and speakers

I guess this question already had the answer here but I can't find it. I'm using 12.04. Update: The problem is that I can hear the sound from my laptop's speakers even I plugged in my headphones. ...
32
votes
13answers
62k views

Unable to change brightness in a Lenovo laptop

Brightness adjustment keys <Fn + ⇑/⇓> have no effect (although they are recognized by the environment), and I can't change the brightness using GUI tools as well. This seems like a problem in ...
28
votes
6answers
43k views

How do I set default display brightness?

Is it possible to set the default display brightness so you don't have to re-adjust it everytime you reboot? My laptop display is killing my eyes at the login screen already because it starts at 100% ...
48
votes
5answers
73k views

How can I limit battery charging to 80% capacity?

I just learned that some Lenovo laptops include a utility that offers to limit battery charging capacity to within 0–80% in order to slow the attenuation of the battery lifespan: How can I do this ...
34
votes
3answers
63k views

What does the kernel boot parameter “set acpi_osi=Linux” do?

I am facing an issue with brightness control in my laptop which has Intel HD graphics and Ubuntu 10.10 64-bit. So when I searched for a fix I found that a common suggestion is to edit the GRUB file ...
9
votes
4answers
12k views

Suspend/hibernate doesn't work on an Asus laptop

I'm having issues suspending Ubuntu 11.04 (Natty Narwhal) on my new Asus U30SD-XA1 laptop. It's a new laptop on the market. Is this a known issue and is there a fix for it? Basically, whenever I ...
8
votes
3answers
24k views

Ubuntu 14.04 and Nvidia GeForce (840M) compatability on 64-bit laptop

My laptop diagnostic shows several pre-fails and has other issues so I am urgently shopping for a new laptop, my second using Ubuntu. I need a laptop with good graphics capabilities and have come ...
7
votes
1answer
15k views

Switchable laptop graphics issues on Ubuntu 12.04?

I'm running Ubuntu 12.04 on a Lenovo Z570 laptop with Intel HD 3000 integrated graphics, and a switch to enable the dedicated GT630M graphics card. I've been having issues in general with my graphics ...
7
votes
1answer
6k views

`indicator-cpufreq` doesn't seem to work on 14.10

I have a Dell XPS 12 and just installed Ubuntu 14.10 (by completely wiping out the old 14.04 installation). The indicator menu has 2 options, Performance and Powersave, from which I choose ...
22
votes
5answers
10k views

Does it make sense to create swap partitions for new installations nowadways?

For a desktop installation in a new and shiny laptop (let's say 16gb ram and ssd hd), does it make sense to have a swap partition?
9
votes
8answers
18k views

Brightness function keys not working

I have an ASUS X55A-SPD0204O laptop. The rest of the FN+Fx (where x = number) like sound + - mute, screen turn off, wireless etc. work perfectly. The problem is with the 2 brightness keys. They just ...
3
votes
4answers
12k views

The battery indicator in Unity panel not showing up

I installed Ubuntu 12.04 with Wubi. Well after being completely dazzled with the amount of free content in the Software Centre, I decided to go deeper and start messing with settings. Well after ...
11
votes
4answers
5k views

laptop fails to suspend or hibernate (wakes up after 2-5 seconds without user interaction)

This all started happening after upgrading to 13.10, now I am running 14.04 and still have the same issue. When I close the lid or I do sudo pm-suspend the laptop goes into suspend for 2-5 seconds ...
11
votes
3answers
11k views

How to permanently set screen brightness level in Ubuntu 12.04 on Dell Vostro 2420 laptop?

On Ubuntu 12.04 LTS on a Dell Vostro 2420 laptop, each time I start Ubuntu, the screen brightness is set to the maximum level, which gives a high glare. (I have recently installed Ubuntu on the ...
5
votes
3answers
2k views

How to make hibernate/sleep work on laptops where default setup isn't working?

I have an Asus r1f laptop. For some reason, hibernate/sleep isn't working properly at all. Are there any other packages I can use or tweaks I can implement to get this working? I've googled around ...
51
votes
1answer
40k views

Ubuntu Server 13.10 now goes to sleep when closing laptop lid

I recently upgraded to the latest version (13.10). I have it running on an old laptop. Since the upgrade, whenever I close the laptop lid, it goes to sleep mode. Any idea on how to fix? I've ...
10
votes
3answers
12k views

Why does my laptop resume immediately after suspend? [closed]

I seem to be having some problem with suspend mode. Every time I try to suspend my laptop, it just locks the screen. Or maybe it successfully suspends just to resume only an instant after. What could ...
7
votes
2answers
2k views

Laptop immediately suspends when going onto battery power

I've got an MSI Wind, model U100 that's been running Ubuntu without trouble for a long while. After upgrading to 10.04 a few months ago, I've had this strange problem. As soon as I unplug the laptop ...
2
votes
0answers
5k views

"Your system is running in low-graphics mode'' on an Acer Aspire 5552 [duplicate]

Possible Duplicate: How to fix “The system is running in low-graphics mode” error? I own a Acer Aspire 5552 laptop, which has Ubuntu on it. And now i updated it to 12.04 LTS from 11.10. ...
17
votes
4answers
8k views

Laptop battery life drastically decreased compared to Windows 7 [duplicate]

Possible Duplicate: Why does my computer get less battery life with Ubuntu compared to Windows? I am running Ubuntu 10.10 on my Dell Studio XPS 1640 and have about one hour of battery life ...
11
votes
2answers
36k views

Internal SD card reader not mounted/detected HP realtek rts5227

I recently installed Ubuntu 14.04 on my HP Envy m7-j020dx. The only problem I am currently having is that the internal SD card reader does not seem to be detected at all. I have tried to find a ...
12
votes
4answers
66k views

Trying to boot from usb [duplicate]

Possible Duplicate: Boot failure : No DEFAULT or UI configuration directive found! I have similar issues but none with the 12.04 build. Im trying this on a dell d610 laptop with a bad hard ...
6
votes
3answers
9k views

Settings for multiple monitors are not stored

I am running Ubuntu 12.04. on a Lenovo Thinkpad T400. I connected an external monitor as a second display. The laptop stands under the external screen. The laptop has a native resolution of 1440x900 ...
2
votes
2answers
6k views

Trouble installing Windows 7 via USB

I've spent the better part of two days trying to solve this problem, and still I'm coming up empty. I'm currently running Ubuntu 14.04 64-bit on an ASUS laptop. I don't have an optical drive, so I'm ...
-1
votes
2answers
441 views

Laptop heats up while using ubuntu

Don't Know why my PC heats up while i use ubuntu (any version). I have dell i7 processor system with 1 GB nvidia. Still finding solution but no positive and effective solution found. any suggestion
4
votes
3answers
4k views

Acer Notebook rightclick not working

I have a problem with my acer e5-571 running Ubuntu 14.04. The touchpad isn't recognized correctly: I have no right click. Output from xinput list: Virtual core pointer ...
1
vote
2answers
3k views

Why are there multiple (6) swap partitions after Ubuntu clean install?

After several multiple clean re-installations of Ubuntu 11.10 x86 from the original 11.04 on my Lenovo S12 (Intel Atom) laptop, I find I have six swap partitions. The original 11.04 had only one. I ...
0
votes
2answers
3k views

Ubuntu Won't Boot After Install on Samsung NP915S3G: error “All boot options are tried.” [duplicate]

So yesterday I went ahead and bought the Samsung NP915S3G (ATIV Book 9 Lite) and installed Tahr in hope that everything would go smoothly. For the most part it; everything necessary seems to work off ...
18
votes
3answers
6k views

How do I configure the screen to lock when I close the lid?

I've configured Ubuntu to put the screen in black when I close the lid of the laptop, but I want that, when I open it again, it demand the password like blocking the screen with Ctrl+Alt+L, but I ...
12
votes
3answers
12k views

Stop/start battery charging through software?

If a laptop is powered on and connected to AC power, is there a way to issue a command that tells it not to charge the battery? EDITED: Perhaps charging of the battery may be stopped if there were a ...
7
votes
1answer
25k views

How can I get my webcam to work with Ubuntu 14.04?

I have an HP Elitebook 850 G1, and installed a fresh copy of Ubuntu 14.04, however Ubuntu is not detecting the built-in Webcam. Is there any ways to fix this, and why this is happening? output of the ...
6
votes
2answers
7k views

Getting MSI GT70 GT60 ONC LEDs on SteelSeries keyboard working?

I have an MSI GT70 ONC laptop. The laptop comes with steelseries keyboard that has LEDs in the keys. On windows 7 I can use change the LEDs to light up any colour. I would like to know how to find ...
2
votes
1answer
3k views

Start asus laptop UX32VD with keyboard backlight off

I'd like a way to set the default keyboard backlight state to "off". I'm running Ubuntu 13.04 on an Asus Zenbook UX32VD. All the function keys work, but currently I have to turn off the keyboard ...
1
vote
1answer
514 views

Suspend on lid close, even with the option OFF

I've set up a friends laptop with Ubuntu 12.04LTS with the Cinnamon desktop, and I'm having a few issues with the power settings. As far as I can tell I've got every setting to "Do Nothing" when the ...
8
votes
2answers
3k views

How to prevent resume from sleep/suspend on lid open?

I've got pretty much the same problem as this old 2006 thread on the Ubuntu forums: my old laptop's lid is a bit shaky, which causes the computer to wakeup/suspend if I just touch it the wrong way ...
6
votes
3answers
27k views

How to enable laptop-mode?

Laptop-mode is said to be one of the energy efficiency boosters for Linux. Now, sources I found say that to activate you need to: install laptop-mode-tools append LAPTOP_MODE_ENABLED=true (if it ...
10
votes
3answers
1k views

Disable pad click

I keep typing in the wrong place because of the pad getting touched while I am typing causing a click that re-place the cursor in another position. In Windows, I can easily disable that so the pad is ...
7
votes
1answer
2k views

Fn key sticks down

Just bought my significant other a shiny new Samsung Q330 13" netbook, stuck an OCZ Agility in it and installed Maverick. Just as a quick aside, this is a devastating combination. Graphics work ...
4
votes
1answer
2k views

How do I Install MythTV on a Lenovo S12 with wireless?

How do I install Ubuntu 11.10 and MythTV client on my Lenovo S12 (Intel Atom) laptop and use it using WiFi?
4
votes
5answers
3k views

Closing lid freezes laptop

Closing the lid on my dell studio 15 which is running ubuntu 10.04 freezes the screen. This is a new problem in ubuntu 10.04 which did not exist in 9.10 I have tried playing with all the settings in ...
3
votes
2answers
862 views

Ubuntu 15.04, pm-utils do not look into /etc/pm/power.d/ anymore, what instead?

Since upgrade from 14.10 to 15.04 my custom script which I used to setup proper thermal profile mode for my laptop ceased to work, which I believe is because pm-utils do not respond to AC/BAT ...
3
votes
4answers
12k views

How to make the internal subwoofer work on an Asus G73JW?

I have an Asus G73JW laptop which has an internal subwoofer built-in. Currently, the system detects the internal speakers as a 2.0 system (or I can change do 4.0 is the only other option). I found a ...
1
vote
3answers
2k views

Brightness Hotkeys Only Slightly Work

I just installed Precise on my Samsung Laptop (QX412-S01au, using Ubuntu 2D). The brightness hotkeys sort of work: Adjusting the brightness using the slider in the control panel works just fine ...
10
votes
0answers
884 views

Can I default Bluetooth to off on my laptop Lenovo T61 [duplicate]

Possible Duplicate: Deactivate Bluetooth on startup After every boot Bluetooth is on by default. I only very occasionally use Bluetooth so I would really like this to be defaulted to off ...
6
votes
1answer
708 views

Is it possible to manually define the usable space on my laptop's trackpad?

I have an Asus UX21A ultrabook. It's really sweet in most respects. However, there is one issue which to me is a design flaw, though maybe some people think it's a feature. The tracking area of the ...
5
votes
2answers
4k views

Touchpad not recognized on new Ultrabook

I have a new Samsung ATIV Book 9 2014 Edition (930X5J-K01) and installed Ubuntu 14.04 LTS on it. The touchpad is not working at all. There is no cursor visible but an external USB mouse is working ...
1
vote
1answer
944 views

Continous heat issues with notebooks

My HP ProBook I bought 2 years ago had to be sent in because of heat issues. It worked for a while, now it's getting too hot again. Just shuts itself down. I bought a new Notebook, a much cheaper and ...
21
votes
6answers
10k views

Thinkpad middle button scrolling

I'm running Ubuntu on my Thinkpad T60. Is there a way to get the middle button to act like a scroll like it would when it runs Windows? I'd like to be able to hold the middle button down and scroll ...