When something flickers it flashes repeatedly. Flickering in the Ask Ubuntu forums is generally referring to screen issues, or to describe an LED, such as,"The hard disk access light flickered."

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53 views

Screen Flickers to Mouse Cursor

I have Lubuntu 16.04. It is running on a Thinkpad X201 using Intel graphics devices (no Nvidia here). After I watch a video on Youtube or use mplayer to watch a video, the screen flickers black right ...
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0answers
28 views

Ubuntu 16.04 Screen Flicker [duplicate]

I have flickering screen issue since I have installed NVIDIA drivers on my Ubuntu 16.04 (I had the same problem in 15.04) I uploaded a video and the problem can be clearly seen in the video. It ...
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0answers
24 views

No Unity and icons/windows flicker since last 16.04 update

So I have a problem that is identical to the one reported here. However, the posted solution did not fix the problem and I'm trying to figure out how to fix it now. Logging in TTY1, I went to see /...
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votes
3answers
2k views

Annoying flickering in 16.04 LTS - Chrome

I've upgraded from 4.4.0 to 4.4.8 and then 4.5.2 on Ubuntu 16.04 LTS 64-bit, and it's still happening. At 4.5.2 it's even more frequent, and mainly in Chrome (haven't tried firefox or opera just yet)...
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2answers
63 views

Unity problem? missing launch bar and severe flickering of windows/icons

what works: - background wallpaper is shown correctly - mouse seems to behave normally what doesn't work: - none of the launch bars is visible - desktop icons flicker between their correct ...
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0answers
61 views

Ubuntu 16.04 Laptop flickering problem

I have Ubuntu 16.04 installed in my laptop. I use the default graphic driver. I have 2 graphic cards: integrated and Nvidia. I saw some questions about this and I did update system kernel to last ...
0
votes
1answer
63 views

video flicker vlc but not totem

My problem started after I updated from ubuntu 14.04 to 16.04. I used to view videos on vlc and had no problems with videos flickering. Things i've tried: reinstalling vlc changing video output ...
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0answers
15 views

4:3 TV via S-video = perform overscan - flicker removal - reduce noise/sharpness

Recently i switched to LinuxMint on my old pc and it's work flawless except these: on the seconadry display (an old 4:3 tv) the flicker and sharpness is irritating (also the white areas full of ...
1
vote
1answer
542 views

Ubuntu 14.04 flickering screen on high resolution

I have a Dell Inspiron 15 7000 7548 with Windows 8.1 and Ubuntu 14.04 dual boot. It has a built-in 4k display with Intel HD Graphics 5500(Broadwell GT2) graphics. Everything runs as normal on Windows, ...
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votes
5answers
26k views

Fixing the Nvidia Graphics Screen Flicker Issue

I know there are a lot of questions about this -- I've read at least 100 questions about it but still can't find a solution to the Nvidia screen flicker issue. I've had this issue since 11.10. The ...
0
votes
1answer
102 views

Brightness function key resulting in flickering

Dell Inspiron n5110, I upgraded from Trusty to Xenial yesterday.. The one issue I can't seem to get past or over is that when I use the Fn keys to change the brightness, it results in random ...
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0answers
86 views

DualBoot Ubuntu 16.04 Directly Boots to Windows 8.1

I have Windows 8.1 and Ubuntu 16.04 on my system. Windows is installed on a SSD and Ubuntu is installed on a HDD. When I boot the PC it directly goes to Windows 8.1 I entered the Boot Menu and ...
0
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0answers
340 views

Ubuntu 16.04 not able to use latest nvidia driver

I can install nvidia-current (nvidia-304) without any major problems but when I try to install nvidia-364 I'm met with the Ubuntu loggo followed by a black flickering screen that after a few flicks ...
1
vote
0answers
79 views

Windows flickering, lag on window resize

I have a 3 Years old PC (GeForce GTX570, i7, 16GB RAM, SSD, 2x 24'' LCD monitors) and I installed Ubuntu 15.10 (I also tried with Mint). Depending on the graphic driver I installed, I got various ...
11
votes
4answers
6k views

Flickering in KDE Plasma 5.4

I am facing flickering in KDE Plasma 5.4. Flickering stops when I change Compositor Rendering Back-end To OpenGL 3 and then change again to OpenGL 2. OS: KUbuntu 15.04 Graphics: Intel HD 4000
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vote
1answer
579 views

Weird (and annoying) screen flicker on Compaq Presario CQ50

I have a Compaq Presario CQ50 laptop. It is running Windows Vista Home Premium and Ubuntu 14 LTS. I have a NVIDIA GeFORCE 8200M G. I installed 331.79 drivers for it (as recommended in another post) to ...
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2answers
572 views

Persistent Display Issues in Ubuntu 14.04 on Toshiba Satellite L75 B7270

At the very top of my screen there is a thin flashing pink line, and all the virtual consoles sport several multi-colored vertical flashing lines, and the console text flickers. Some specs: I ...
2
votes
0answers
158 views

DisplayPort DP Problem (flickering of the monitor)

I'm using my HP Pro X2 612 Laptop with dual monitor. This works fine in Grub & Windows 8.1 But as soon as I boot in Ubuntu 15.10, my monitor, which is connected via DP, begins to flicker (here ...
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0answers
25 views

Totem slow when scaling 1080 video to 1440

I have an ultrawide 3440x1440 screen. When playing 1080 videos fullscreen, scaling to 1440, Totem gets slow and flickers. This does not happen with either Gnome MPlayer or VLC (they play the videos ...
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0answers
91 views

Display flickering video ubuntu 15.10 zenbook ux303ln nvidia

watching video from youtube or vlc or every others, I have horizontal lines... how can i solve it? lspci -k | grep -EA2 'VGA|3D' 00:02.0 VGA compatible controller: Intel Corporation Broadwell-U ...
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0answers
34 views

Mouse flickering Ati Radeon 7470 Ubuntu 14.04

I am currently running Ubuntu 14.04, Ati Radeon 7470. Everything works fine except for the mouse flicker ALL the time and if I disconnect and connect a monitor immediately log me off. I have not ...
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0answers
69 views

Screen Flicker - Dark Colors

Im having as strange screen flicker. It only starts when a window with dark color its present in the screen, like Putty console that have black background. My laptop is an ACER ASPIRE 5551 with an ATI ...
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2answers
83 views

Nvidia graphics fllicker on 8200MG laptop

New to this forum but have had Ubuntu for a few months now. I wrecked my first install after trying to fix the screen flicker problem. I had the login where there was a choice of several desktops, ...
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0answers
65 views

Display flickering while watching video on my HP-ENVY-TS-m6-Sleekbook

I am new to Ubuntu and I have installed Ubuntu 15.10 couple of days ago. While watching some videos on my Google chrome browser in full screen mode I have noticed some flickering on my monitor. I am ...
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2answers
3k views

HP EliteBook 8440p screen flickers after blank screen (nvidia)

When my screen turns blank after 10 min or after locking the screen and I begin using the laptop again, the screen is flickering. It looks as if every second line of pixels is blinking and the ...
0
votes
1answer
49 views

Mouse flickering after fresh install

I'm having quite an annoying problem. Just this morning I installed Ubuntu (alongside windows) and I immediately noticed that my cursor is flickering. I searched through askubuntu.com and I found that ...
2
votes
0answers
388 views

Flickering screen appears while starting lenovo G580 laptop with ubuntu 15.10

I have recently installed Ubuntu on a Lenovo G580 20157. During the installation an error message showed up and the screen flickered. But when I pressed the Esc key the flickering stopped and Ubuntu ...
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votes
1answer
91 views

Ubutnu Screen Flickering after Changing Brightness

I have an Acer Aspire 5742G latop with Ubuntu 12.04.5 LTS. Firstly I had a problem with the brightness (i couldn't change it) but afer I changed GRUB_CMDLINE_LINUX_DEFAULT to ...
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vote
0answers
40 views

Ubuntu says I have two display and cursor flickers

Hello I recently installed Ubuntu 14 on my macbook pro and I'm having an issue with the display settings on it. My cursor seems to flicker and disappear most of the time. I also noticed I have two ...
17
votes
4answers
11k views

Google Chrome “Flickering”

I am having a problem with Google Chrome on Ubuntu 12.10 64. On about 20-30% of web sites the page comes up and starts "flickering". It seems like there is a different or partial rendering of the ...
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0answers
23 views

My screen gets brighter when I close applications and darker when I open them?

It almost looks like a flicker. I'm using Ubuntu 14.04 on a computer with the latest proprietary nvidia drivers. Also it happens on all applications.
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0answers
95 views

The flickering in unity launcher search box

Whenever I try to write something in the search box on the Unity launcher, the screen flickers and the search process slows down a bit. Do I need to install additional softwares for my old graphics ...
1
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0answers
176 views

Screen Flicker in Ubuntu

My Ubuntu PC's screen flickers every time I boot up. Sometimes, when it stops, it starts again when I move my mouse. My laptop has its own graphics card. Nvidia Geforce 8200m G.
0
votes
0answers
72 views

Screen flickering on my Toshiba PRO Satellite P505D-S8935

I have a Toshiba PRO Satellite P505D-S8935 running the recent 14.04.2 LTS release and the screen flickers on and off rapidly. but everything works fine but it flickers all the time. I did some ...
0
votes
1answer
94 views

Ubuntu Flickering windows

I recently installed nautilus 3.1.12 following this website and it have left me flickering windows. All my browser, ide, options are flickering and it seems like the ui is basic one not gnome. How to ...
2
votes
2answers
1k views

Cursor flickering and disappearing with dual-screen setup

I've recently installed Ubuntu 15.04 under unity and set up a dual screen. For the two screens I'm using my GTX 760 using Nouveau drivers (I couldn't use nvidia's because they were not working, but ...
2
votes
1answer
9k views

Why is my screen flickering while watching some flash videos?

I'm having an issue where on many flash videos (AMCTV's sites videos allow me to reproduce this consistantly) flicker. The bottom half of my laptop or vga monitor's screen will flash white or turn ...
3
votes
3answers
7k views

Vivid Vervet upgrade mess - flickering

I upgraded to Ubuntu 15.04 which was just released. After reboot, I get as far as the login screen but it only appears for a second, then it goes to an infinite loop of screen flickering. How could I ...
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vote
0answers
40 views

Unity Dash Flickers Instead of Opening

When I hit the meta key or click on the dash button, the dash will open very, very briefly and then immediately close. It is so quick I cannot read anything in the dash, let alone click anything. ...
0
votes
1answer
671 views

Dual monitor setup - filickering issue with ATI Radeon open source driver

I'm having a flickering issue on a Toshiba Satellite A305 laptop with Radeon Mobility HD3450 graphic card and external monitor setup. Ubuntu 14.04 with NO proprietary ATI drivers installed. The dual ...
0
votes
2answers
172 views

Ubuntu constant screen flicker. Running hot

I recently installed Ubuntu on my hp desktop and I've had a lot of problems. After the initial install I got a lot of screen flicker and it eventually overheated and turned off (when I tried to turn ...
18
votes
5answers
31k views

Weird partial screen flickering after upgrade to 14.04

I have been bothered by this issue for few weeks already. The problem started when I upgraded to 14.04. Parts of my screen are sometimes flickering like shown on 2 videos that links I attach below: ...
0
votes
1answer
14k views

YouTube Videos are flickering on Chrome

I am using a Lenovo IdeaPad U430p with Ubutu 14.04 LTS. There is a GeForce GT 730M built in and there are also some drivers available: NVIDIA binary driver - version 331.38 from nvidia-331 (...
1
vote
1answer
420 views

14.04 w/ Intel HD 4000 display crashes when changing resolution

So, I just upgraded to Ubuntu 14.04 over spring break because MATE seems to have gotten to a point that it is generally usable with Compiz for me. I did a minimal install, and put MATE on top of that, ...
3
votes
1answer
459 views

Mouse Flicker on Triple Monitor setup Ubuntu 14.04

I am currently running Ubuntu 14.04 with Kernel version 3.13. I have two ATI HD4650 graphics cards and am attempting to push display on 3 monitors. The first card is attached to 2 monitors via an HDMI ...
5
votes
1answer
289 views

Mouse is blinking/flickering at my built in monitor with an external monitor, please help

I am using a Thinkpad W530, and due to my works, I need to use an external monitor. I am using nouveau and nvidia-prime to switch between intel and nvidia adapter. After I connected and switched on ...
0
votes
1answer
325 views

White, red and green screen flicker

I updated 12.04 this morning through the update manager (can't remember what it was, but it was only one thing) and everything was fine up until a few minutes ago when my screen changed and began ...
0
votes
2answers
1k views

Screen flickers on a Lenovo y460 laptop

I have a lenovo y460 laptop with hybrid graphics. it's a nvidia optimus card and a integrated intel graphics. I'm only using the integrated chip and i don't want use the nvidia card the problem ...
2
votes
0answers
1k views

Flickering/Flashing screen problem related to keyboard

This will seems quite bizarre but that's a huge problem for me, I'm facing it for a long time since Ubuntu 12.04. My Ubuntu/Linux Mint/Debian (Unity/Gnome) always starts flickering after using the ...
1
vote
1answer
419 views

Screen repeatedly goes black for a few seconds after suspend

When I suspend my laptop and then resume, the screen repeatedly goes black for a few seconds and then returns to normal. This happens randomly about once a minute without my behaviour having any ...