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

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29
votes
5answers
19k 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
8answers
37k 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 ...
26
votes
3answers
43k 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 ...
26
votes
2answers
2k views

How may I improve my boot / shutdown time?

I have a pretty decent laptop (Intel Core i7-3520M CPU @ 2.90GHz, SataII SSD from Samsung, 8GB Ram), but I not satisfied with my boot and shutdown times... I have installed bootchart, and am trying to ...
25
votes
5answers
26k 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 ...
23
votes
3answers
18k 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 ...
22
votes
5answers
8k 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?
22
votes
10answers
38k 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. ...
20
votes
2answers
14k 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 ...
19
votes
5answers
6k 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 ...
18
votes
1answer
506 views

How can I make my laptop “phone home” if it ever gets stolen?

If my laptop ever gets stolen, I want it to make an attempt to "phone home" so that I can track it down. What can I set up to accomplish this?
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 ...
17
votes
4answers
7k 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 ...
16
votes
4answers
24k 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% ...
16
votes
6answers
30k views

How to make keyboard backlight Fn buttons work in Samsung Series 9?

I've just installed Ubuntu 12.10 on my Samsung 900X4C. However, I can't get the keyboard backlights to work. I added the keymaps as per community docs - Samsung Series 9 (section Function Keys). But ...
15
votes
3answers
1k views

What laptops are guranteed to work for Ubuntu? Is there such thing as an Ubuntu Certification Program, which guarantees compatability?

I am looking for the best laptop that I can buy to run Ubuntu 14.04 on. I want to make sure that if I buy a laptop, I will not have to worry about incompatibility. Is there a list or repository which ...
13
votes
4answers
22k views

Cannot make Wi-Fi hotspot

I want to make my laptop as wi-fi hotspot. To do so, I pressed button Settings->Network->Wireless->Use as Hotspot.. Then it creates a wireless network connection 'Hostspot' and connects. But it gets ...
12
votes
2answers
3k views

Why does powertop still detect tunable settings on >12.04?

According to this Q&A laptop-mode-tools and powertop are not needed anymore with ubuntu 12.04 as the power savings are now included in the kernel. So I decided to remove laptop-mode-tools from ...
11
votes
4answers
46k 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 ...
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 ...
10
votes
4answers
51k views

How do I share my Wi-Fi via Wi-Fi Direct on my laptop?

On Windows, my laptop's wireless card had the ability to share its own internet by Wi-Fi Direct. I could connect by laptop to other devices via Intel's My Wi-Fi program, which I believe uses Wi-Fi ...
10
votes
0answers
879 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 ...
9
votes
2answers
16k views

play Steam games with nvidia-optimus laptop?

What is the best way to start a Steam game in an 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 ...
9
votes
5answers
1k views

How to secure Ubuntu for a non-technical user? (your mom)

My mother will be traveling for a while and I need to provide her with a secure laptop so she can work. A windows laptop is out of the question because: she'll be logging into dodgy hotel wireless ...
8
votes
4answers
6k views

How can I tell if my computer has bluetooth?

How can I tell if Dell Inspiron laptop has bluetooth in Ubuntu 13.04?
8
votes
5answers
586 views

How do I port my settings from my Desktop to Laptop

I am currently using Ubuntu 10.04 installed on my desktop box. I have got a new laptop and I will be using it from now on. But I will have to do the setup all over again (setting up ...
8
votes
3answers
4k views

Ubuntu on samsung 9 series thin laptop

Has anyone tried loading ubuntu 11.04/10.10 on new Samsung Series 9 (NP900X3A). It looks pretty thinner and similar to Macbook Air. Does it has good support with ubuntu ?.
8
votes
3answers
267 views

What should I look for, or avoid, in a laptop that will run Ubuntu?

Instead of asking the question, "What laptop make/model is good to use with Ubuntu?", I was wondering if focusing on the characteristics of a laptop would be helpful. Things I am wondering about are ...
8
votes
4answers
26k views

I have a laptop, can I use Wifi and cable (Ethernet) networking at same time?

I have an intranet without connection to the Internet, and then I have WiFi with connection to the Internet. Can I make a configuration that makes it possible to be connected to the Internet through ...
8
votes
2answers
151 views

Do you get preloaded drivers + OS on System 76 laptops?

I'm looking forward in buying a System76 notebook. My question: is the x64 Ubuntu 12.04 the exact same one from the website or do you get a tweaked, driver preloaded OS? Thanks.
8
votes
4answers
6k 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 ...
8
votes
4answers
9k 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
4answers
2k views

Dell Studio XPS 16 overheats

Since I have switched from Win 7 to Ubuntu, it seems my laptop is much hotter and the fan is much louder. Is it normal behavior or maybe can I fix this by tweaking some settings? If so, what would be ...
8
votes
1answer
2k views

How to tune touchpad for smaller area?

I just purchased the Asus Zenbook UX31A and I require some advice regarding tuning the touchpad. Basically my problem is that the mouse buttons are withing the touch area and I would like it to be ...
8
votes
2answers
1k views

What is that Dell laptop on Ubuntu home page?

With the release of Natty Narwhal, the Ubuntu homepage is sporting a new look - the one with a Dell laptop. I'm interested to know what Dell laptop model is that? It looks really nice but I can't find ...
8
votes
4answers
2k views

Is 12.04 compatible with the Dell XPS 14Z laptop?

Thinking of buying above Ultrabook and installing Ubuntu. Anyone done this already?
8
votes
3answers
10k views

External monitor set as primary even when disconnected from laptop

My Lenovo X200 laptop has developed a problem recently whereby I get a blank internal screen on booting into Ubuntu 11.10 (display works normally during boot and I get a moment of desktop before it ...
7
votes
6answers
3k views

is it safe to use ubuntu 12.04 on modern laptop? [closed]

hello I am new to Ubuntu ad using Ubuntu v12.04 on my Asus k53sv-sx521d laptop. I want to make sure that Ubuntu is not going to reduce longevity of my laptop or going to harm my laptop parts ...
7
votes
2answers
5k views

Can and should I try enabling the CONFIG_INOTIFY kernel configuration option?

PowerTOP just offered the following suggestion: Suggestion: Enable the CONFIG_INOTIFY kernel configuration option. This option allows programs to wait for changes in files and directories ...
7
votes
7answers
9k 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 ...
7
votes
3answers
2k views

Recommendations for a touchscreen laptop [closed]

Which touchscreen computers work best with Ubuntu? I'm looking for one and am wondering what the best one 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 ...
7
votes
2answers
287 views

Why is System76 not mentioned on the Ubuntu certified hardware partners page?

Why is System76 not mentioned on the Ubuntu certified hardware partners website They are producing only Ubuntu preinstalled and optimized computers: https://www.system76.com/laptops/model/galu1 ...
7
votes
4answers
2k views

Is there a way to enable smooth scrolling for PDFs?

There is one small issue with Ubuntu that is driving me crazy. Smooth scrolling when reading documents PDF's isn't smooth. I was using evince to read PDF's bigger books 200+ pages. The slightest ...
7
votes
3answers
6k 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
3answers
3k views

ACPI issue, help to fix broken DSDT on an HP Pavilion DV6-6008el

I'm having a hard time fixing the ACPI subsystem of an HP laptop (Pavilion DV6-6008el, Ubuntu Natty 64-bit). I can boot only if acpi=off is specified as kernel parameter in grub, otherwise blank ...
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
4answers
7k views

Screen Brightness Stuck on high on an HP dv7t laptop

I have an otherwise fully-functioning install of Ubuntu 12.04 on my HPdv7t laptop. When I press the 'brightness buttons' on the keyboard the associated images appear on my screen to say I am ...
6
votes
3answers
6k 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 ...
6
votes
4answers
3k views

Do I need any drivers?

I am new to Ubuntu so I have some doubts regarding Ubuntu. My system is Dell Inspiron N4010 with 3GB RAM and preloaded with Windows 64 bit. I would like to install Ubuntu 12.04 LTS. So I downloaded ...