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

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30
votes
5answers
22k 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 ...
26
votes
3answers
22k 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 ...
26
votes
12answers
51k 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. ...
28
votes
9answers
46k 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 ...
22
votes
5answers
30k 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% ...
32
votes
6answers
38k 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 ...
29
votes
3answers
49k 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 ...
8
votes
4answers
10k 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 ...
5
votes
1answer
13k 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 ...
22
votes
5answers
9k 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?
3
votes
4answers
9k 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 ...
7
votes
7answers
11k 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 ...
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 ...
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 ...
5
votes
4answers
8k 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 ...
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 ...
6
votes
1answer
3k 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 ...
11
votes
4answers
52k 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 ...
9
votes
3answers
7k 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 ...
9
votes
3answers
8k 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 ...
2
votes
2answers
2k 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
vote
2answers
2k 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 ...
1
vote
5answers
2k views

How to connect wirelessly in a cafe with 11.04

Wireless works fine at home. However, at a cafe I am not able to browse Internet or ping 72.14.204.105. I am able to connect wirelessly at cafe and ping router: 192.168.1.1. Route includes: default ...
0
votes
2answers
1k 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 ...
-1
votes
1answer
84 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
32
votes
2answers
23k 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 ...
18
votes
3answers
5k 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 ...
7
votes
2answers
2k 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
18k 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 ...
1
vote
1answer
317 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 ...
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
882 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 ...
4
votes
2answers
3k 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 ...
4
votes
1answer
581 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 ...
3
votes
3answers
7k 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 ...
1
vote
5answers
5k views

Function keys are not working on Toshiba Satellite L510 so brightness control is not possible

I am using Toshiba L510 AND Ubuntu 12.04. I Cannot control brightness of my system using function keys. What could be the cause?
20
votes
6answers
8k 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 ...
10
votes
2answers
19k views

How can you play Steam games with nvidia-optimus laptop?

What is the best way to start a Steam game on a NVIDIA Optimus laptop with Ubuntu 12.04 installed and the latest version of bumblebee installed? If I call Steam with optirun steam and then choose the ...
8
votes
4answers
7k views

Switching between graphics cards

I've just bough an Asus laptop which is equipped with two graphics cards; one integrated in the intel i3 CPU and a Radeon Mobility HD5145. Will Ubuntu switch between the cards to balance ...
6
votes
2answers
12k 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 ...
3
votes
4answers
11k views

How to make ubuntu support touchpad scrolling?

I have a dell (inspiron n5110) laptop and manual book said that i can scroll using two fingers on the touch-pad and scroll up, down, left, and right it workd in windows but that didn't happen in ...
6
votes
0answers
9k views

Enable Dolby 5.1 or at least subwoofer on Acer laptop?

I have Dolby Virtual Surround Sound 5.1 speakers with Tuba CineBass Subwoofer on Acer laptop (mine is 5951G but there is also bunch of models with similar configuration of speakers with/without ...
4
votes
1answer
12k 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 ...
1
vote
1answer
2k views

How do I fix laptop speakers popping when no sound is playing?

I am running Ubuntu 12.04 on a HP Pavilion dv6. About a week after setting up my dual-boot Win7/Ubuntu, my laptop speakers began a soft popping sound on roughly 5 second intervals. It's the damnedest ...
6
votes
3answers
73k views

How to use(/enable) FN keys to adjust volume at my asus laptop?

I have an ASUS laptop (ASUS X53S series) and I want to adjust the volume by using the FN key and F10 (mute), F11 (vol down), F12 (vol up). Also F9 key is not working as well(this is for ...