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

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29
votes
5answers
18k 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
34k 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
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
4answers
68k views

Unable to correct problems, you have held broken packages

After upgrading from 10.04 to 12.04 I am trying to install different packages. For instance ia32-libs and skype (4.0). When trying to install these, I am getting the 'Unable to correct problems, you ...
24
votes
3answers
40k 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. So when I searched for a fix I found that a common suggestion is to edit the GRUB file line, ...
23
votes
5answers
23k 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
10answers
35k 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. ...
22
votes
2answers
17k 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
7k 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?
18
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
502 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?
17
votes
2answers
11k 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 ...
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 ...
17
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 ...
16
votes
5answers
26k 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
4answers
22k 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% ...
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
2k 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
44k 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
49k 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
15k 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
5answers
584 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
265 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
24k 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
149 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
9k 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
4answers
5k views

How can I tell if my computer has bluetooth?

How can I tell if Dell Inspiron laptop has bluetooth in Ubuntu 13.04?
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
8k 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
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
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
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 ...
6
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 ...
6
votes
1answer
762 views

How can I increase time of working from my battery?

Usually I am not even able to watch film from start to end. I use Acer Aspire 5930 OS is Ubuntu 11.04 I use Classic Ubuntu desktop (AFAIK it really means GNOME2) I know, that: I can decrease ...
6
votes
4answers
10k views

Modifying mouse/touchpad sensitivity

I would like to increase my mouse sensitivity. Going to system settings->mouse and adjusting the sensitivity doesn't seem to affect anything. In the previous version I modified it in the advanced ...
6
votes
3answers
3k views

Macbook Pro 2011 compatibility

I'm planning to a buy a new 13" Macbook Pro, the one that was just released this week with the Thunderbolt port. The question is, has anyone given it a shot with Ubuntu (10.10 or 11.04 alpha)? I'd ...