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

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3
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0answers
152 views

How do I get three finger click to work on my touchpad? (middle click works with laser/optical mouse)

Running Ubuntu 15.10 on a 4 year old laptop, and while the touchpad driver I'm using works very well with scrolling and two finger clicking, I cannot figure out how to get three finger clicking to ...
3
votes
0answers
238 views

Brightness Ubuntu vs. Kubuntu and Xubuntu

On Kubuntu and Xubuntu the brightness of my monitor goes down to zero (i.e. the backlight got switched off). On Ubuntu this does not happen, the minimux brightness is still with backlight on and ...
3
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0answers
245 views

Laptop doesn't suspend when lid is closed - No state change

I have a problem about my laptop that doesn't suspend when i close lid. First the story. I bought a new Acer e3-112. It camed with win8.1 and i upgraded it to win10. Then i shrinked the hdd and ...
3
votes
0answers
170 views

How to link brightness button to correct brightness script

I recently upgrade my Ubuntu from 12.04 to 14.04. My laptop has always had incomtibility issues between the brightness button and the actual brightness set up. In 12.04 I had fixed the problem by ...
3
votes
0answers
2k views

How to disable automatic brightness adjustment in Ubuntu 14.04?

I am running Ubuntu 14.04 LTS on a Dell 3542 laptop. My problem is that screen brightness changes depending on content. I think this is called automatic (or dynamic) brightness adjustment, as I stated ...
3
votes
0answers
458 views

Fn key combination *suddenly* stopped working for brightness only

I've looked at most of the questions relating to enabling hardware brightness control under Ubuntu with the Acer Aspire S3 laptop; initially these fixes worked, under the initially installed kernel 3....
3
votes
0answers
244 views

Switched to Compiz for OpenGL on Xubuntu 12.04, now laptop screen doesn't turn on after a suspend

I recently added the CompizConfig settings manager to resolve screen tearing while watching full screen video (it worked! no more tearing!) but now every time I close the laptop screen and the system ...
3
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0answers
387 views

Laptop brightness keys have a delayed effect or none

My laptop is a Gateway NV52L03H, Amd Radeon HD 7520G using the AMD FGLRX drivers. Most of my laptop's Fn (function) keys are working properly and as they should. The only one misbehaving are the ...
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0answers
931 views

Passive cooling on laptop

I have a Dell XPS 15 laptop (model number l502x). In both windows 7 and windows 8, I have been able to select power options (power saver, high performance, etc.). In the configuration settings for ...
2
votes
0answers
34 views

Laptop doesn't suspend after closing lid

None of the solutions on here have worked for me. Recently I've installed Lubuntu. I'm getting used to DE (switched from GNOME), however, I have a problem with the power management (Lubuntu uses xfce4 ...
2
votes
0answers
33 views

Laptop sometimes not locked on resume from sleep (lid action)

Despite repeated searches I can't find anyone else reporting similar issues to me. My issue is that when I sleep my computer by closing the lid, sometimes when I open it again the screen is not locked....
2
votes
0answers
312 views

Suspend and Shutdown not working in ubuntu 15.10

I'm running Ubuntu 15.10 on a razer blade 14 2013 with kernel version 4.2. Everything is currently stock. Unfortunately, suspend (both doing it manually and closing the lid) as well as shut down do ...
2
votes
0answers
152 views

Clicking noise from acer r3 131t (left speaker)

I have a subtle clicking coming from my laptop? I have a Acer r3 131t c1yf (32gb HD, 2gb RAM) It comes from the left speaker. Windows 10 (dual boot) is very silent. The Acer Graphics listed on "...
2
votes
0answers
92 views

How to change screen brightness from commandline on Asus X453?

I'm using the Fluxbox window manager on Ubuntu 12.04. I recently got my desktop into a strange situation, and I'm not sure how! The situation was this: If I close the laptop screen lid and then re-...
2
votes
0answers
46 views

Disconnect a laptop charger in software?

Short of the question: Are there any particular mechanisms to temporarily switch the charger input on a laptop on or off in software? In particular I am looking at a Dell Inspiron E1505 in my case. ...
2
votes
0answers
27 views

Brightness slider is too fine (14.04)

I'm running ubuntu 14.04 on a Dell laptop (XPS 13 Developer Edition). The brightness slider stopped working (the slider would fill up and empty as usual but the brightness wouldn't change). This fix ...
2
votes
0answers
115 views

Missing battery/power indiciator

I'm on a fresh install of Ubuntu 15.04, and the battery indicator seems to not be present. It doesn't appear on the login/lock screen either. I found this answer from back in 2011, however none of ...
2
votes
0answers
78 views

How do I make my display blurry?

This is a weird question, I know. I recently bought a new laptop (Dell Inspiron 15 3000 series). My old laptop was a Toshiba, and the screen was grainy, which made everything look a little blurry. At ...
2
votes
0answers
41 views

Laptop slowing down

A few months ago, I installed 14.04 LTS on my Acer Aspire 5250. Ubuntu ran great. Slowly but surely, it is slowing down more and more. I don'tknow what the cause of this could be. I haven't installed ...
2
votes
0answers
586 views

SD card won't mount (or even be recognized) after resuming from suspend

My 32GB SD card (FAT32) does not have any problem mounting perfectly if my laptop (running Ubuntu 14.04) never goes into suspend (after I close its lid). But once I re-open the lid, retyping my ...
2
votes
0answers
241 views

Errors While Installing laptop-mode-tools

I'm receiving the following errors when trying to install laptop-mode-tools. Xubuntu 14.10. Kernel 3.16.0-25-generic. Setting up laptop-mode-tools (1.64-1ubuntu1) ... sh: echo: I/O error sh: echo: ...
2
votes
0answers
307 views

Prevent auto mounting a device in 14.10

Now i know that there is an answer out there at Prevent a specific USB device from auto-mounting for 13.04. But there isn't enough specificity in the accepted answer for what i am looking for. My ...
2
votes
0answers
458 views

Asus laptop and faulty USB 3.0

I have weir issue with my asus laptop in have only one usb3.0 and it works, sometimes.. sometimes it just dies. $ dmesg | grep xhci_hcd [ 1.488284] xhci_hcd 0000:04:00.0: xHCI Host Controller [ ...
2
votes
0answers
765 views

Problems with connection laptop to TV via HDMI

Sorry for my English. I am from Russia. Laptop - Compaq presario cq61. Ubuntu 13.04 TV - Panasonic - VIERA TX-PR42C11 I need connect my laptop to TV via HDMI. When I had proprietary driver nVidia I ...
2
votes
0answers
1k views

External screen detected but not working on DisplayPort connection

I'm running up to date Raring on my Thinkpad X220 and stumbled upon weird problem. I can connect to an external 24 inch DELL U2312HM external screen using DisplayPort cable. I tried the same ...
2
votes
0answers
1k views

Ubuntu 13.04 won't boot up Hangs at purple screen

So after many months, I decided to completely remove windows 7 from my laptop and replace it with ubuntu. Unfortunately, I got the common error of getting a hanging purple screen upon boot up. I ...
2
votes
0answers
217 views

LAN not working while laptop on battery

My wired LAN is not working when my laptop is on battery - anyone out there who knows where to look for a solution? Strange thing is, that the LAN port is not entirely switched off, as there's light ...
2
votes
0answers
406 views

Ubuntu 12.04 wifi problem

I just installed Ubuntu 12.04 on an HP Pavilion dv6 laptop. After install the wifi card is working but when i try to connect to my secured wifi router it will show as connected but no internet ...
2
votes
0answers
226 views

Option to connect to WiFi disappeared after upgrading

I installed Lubuntu on to my Presario V5000 today off my old 12.04 disk. I installed all the updates then upgraded to 12.10 I was hooked up to an Ethernet cable to update it and before I saw firmware ...
2
votes
0answers
370 views

Ubuntu 12.10 wireless network disconnects with Samsung NP350E7C-S05NL

I have just installed Ubuntu 12.1O on my new Samsung NP350E7C-S05NL laptop. The problem is that it wireless internet keeps disconnecting, after a few minutes working, and I have to continuously ...
2
votes
0answers
751 views

Lenovo u310 will not charge when turned on

I've looked around and had several friends have a look but we cannot figure this out. I am running Ubuntu 12.10 on a Lenovo U310. The laptop charges fine when the laptop is off but it will not charge ...
2
votes
0answers
415 views

Laptop touchpad enable/disable problems

Whenever I use my external mouse with my laptop, I physically disable the touchpad by pressing a button. Ubuntu detects this switch correctly, and will display an overlay that shows the current state ...
2
votes
0answers
392 views

How to change Laptop screen's contrast?

I use Xubuntu 12.04 on a Samsung ultrabook (series 5 ultra). How can I adjust the contrast of the laptop's screen?
2
votes
0answers
462 views

Dual screen mode on laptop and suspend

I'm using dual screen mode on a Lifebook a531 with external monitor at hdmi. When I close the lid my laptop didn't go to suspend. Only both screens are blanking. Moving of mouse pointer wakes up an ...
2
votes
0answers
120 views

Which logs will tell me about the Touchpad and Keyboard locking up?

I have an Asus N53SM laptop that I leave running for several weeks at a time. I never put it in hibernate or suspend, I only close the lid when I'm not using it. After a few days or weeks of running, ...
2
votes
0answers
1k views

Laptop won't connect to Wi-Fi router

I have Ubuntu in one of the laptops I own. Since yesterday, and for no apparent reason, it is not able to connect anymore to my Wi-Fi router (I tried to forget the network and disabled security, ...
2
votes
0answers
1k views

External display not detected on Lenovo T520

In Ubuntu 12.04 64bit, I installed nvidia-current-updates and enabled the discrete NVIDIA card only in BIOS (Optimus completely disabled). Ubuntu uses the nvidia driver but fails to detect an external ...
1
vote
0answers
7 views

random event changes screen brightness automatically

I'm a new Ubuntu user, installed Ubuntu 16.04 (on my MSI laptop) a couple of days ago, and I've loved it so far but there's something that's been bothering me... the screen brightness changes randomly....
1
vote
0answers
44 views

Laptop without screen

I'm trying to give my old laptop a new life. The screen broke, so i removed it and i am planning to turn it into a media center. It's a HP Pavilion M6 laptop. It perfectly starts from a live CD, but ...
1
vote
0answers
28 views

Wifi is constantly turning off

I am using Lenovo B50-45 laptop. Results of iwconfig: lo no wireless extensions. enp6s0 no wireless extensions. wlp7s0 IEEE 802.11bgn ESSID:"Clap Along" Mode:Managed ...
1
vote
0answers
51 views

AMD A10 8700p overheats on Ubuntu 16.04

I recently got a HP Envy 15 ah150na laptop with an AMD A10 8700p CPU and and R6 8700p integrated graphics card. The problem is that the CPU temperature after 10-15 minutes of usage goes up to around ...
1
vote
0answers
19 views

Laptop sleeps even though sleep is disabled

I am running Ubuntu on a Lenovo IdeaPad Flex 10. The laptop is being put to sleep after 15 minutes of inactivity even though I have disabled sleep. In my power management settings I have set sleep ...
1
vote
0answers
26 views

Battery capacity below 100% in Dell laptop and battery misbehaving

I just bought a Dell Inspiron 15 5000 laptop with a AMD A10-8700P CPU. I removed Windows 10 and installed Ubuntu 16.04. When plugged in, at random times, the battery icon will appear showing that the ...
1
vote
0answers
46 views

Ubuntu 16.04 saying battery discharging even after plugged in charger

I have plugged in charger and run following command: cat /sys/class/power_supply/BAT0/status It says discharging in both cases plugged in or plugged out. Even battery icon indicator is not changing ...
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vote
0answers
69 views

Installing Ubuntu 16.04 LTE on eMMC storage

I'm experiencing a problem installing ubuntu on my new laptop. It originally had windows 10 Home version, but I wiped out the disk (eMMC) and tried to install the Ubuntu. However, I believe the ...
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vote
0answers
48 views

Insanely high battery discharge rate while charging

Having a strange issue with my battery meter in Ubuntu 16.04. I had the same issue in Debian, so it's possibly an issue with the battery itself, but let's see what you think. These are screenshots ...
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vote
0answers
9 views

Why is my dongle not blinking anymore?

I am using a dongle of Vodafone K3570z. It was working fine until tomorrow.But I don't know what has happened to it suddenly.As I am plugging it the lights are not blinking. I have checked the usb ...
1
vote
0answers
454 views

Bluetooth not working on a Lenovo ideapad 100-15iby (Wi-Fi unstable too)

I have made edits to this post and Wi-Fi works now, but I still have problems with Bluetooth, and is further explained below at "EDITS:" Original Question I've got everything working on this laptop ...
1
vote
0answers
23 views

Changing what internal video card my laptop uses

I hope I explain this correctly, because I have no idea what I'm talking about: I ran two commands in the terminal to find out what graphics card my laptop uses, and got this result: $ lspci | grep ...
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vote
0answers
38 views

Touchscreen not working on suspend. No existing solutions are working

When I close the lid to suspend my laptop the touchscreen stops working after waking the laptop. I found a workaround by sleeping the laptop before closing the lid. For some reason if the laptop is ...