Questions tagged [flicker]

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

229 questions
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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). Every time I open a new web page. Any way to fix…
Mookey
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33
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7 answers

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
AhmedBilal
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32
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8 answers

Ubuntu screen flickering

I have installed ubuntu 20.04 on my laptop specification are intel i3 6th gen with intel graphics card 520,screen resolution 1366×768. when i lock desktop to temporarily turn off the screen but when i press power button to wakeup the screen my…
Rahul barate
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22
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4 answers

Cursor flickers on display 1 of 2 when fractional scaling is enabled on Ubuntu Desktop 20.04

Cursor flickers on primary display (display 1 of 2) when fractional scaling is enabled (200% scaling on primary display and 100% scaling on external monitor). Ubuntu 20.04; Dell Inspiron XPS 9380; Intel UHD620 graphics. Unable to achieve the same…
SentientProgram
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21
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5 answers

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: https://www.youtube.com/watch?v=FAg2uGABXQo…
Patryk
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18
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4 answers

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 page in a different buffer and several times per…
Andrew Tomazos
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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 screen jitters and flickers about every 3-5 seconds.…
spazmatic1221
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14
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1 answer

Black screen flickering after update to 22.04

I've been using 20.04 and I updated to 22.04. After a few days a black flickering appears randomly, it's very annoying and it didn't happen before. Any idea what might be the cause?
pcc
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AMD RX480 Screen flicker after update to 18.04

As mentioned in the title. Was upgrading from 17.10. Having this screen flickering. My GPU is AMD RX480 What I did: Search for similar issues for 18.04, can't find any Perform fresh install. Still the same. Please help. It is very annoying. I can't…
LuiCha
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13
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3 answers

Why are Abiword documents flickering since the upgrade to Lubuntu 16?

Lubuntu offered to upgrade itself the other day. I think I was on 14-something and now it's 16-something. All well and good but now all Abiword docs are flickering constantly. (I've noticed it doesn't happen with a new document until something is…
Nessie
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11
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3 answers

Ubuntu 16.10 screen flicker after monitor wake up

In Ubuntu 16.10, when my monitors wake up on my 3rd generation Intel Core i7 laptop (HD 4000 graphics), I get flickering on both my built in laptop screen and my external display. It goes away when I bring a full screen window to the front. It only…
Snuggle Bear
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11
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8 answers

Ubuntu 22.04.2 - Screen flickering / glitches

I've been struggling with that for the last week. I've checked similar questions, and the proposed solutions worked only for a moment or reduced the glitches, but they didn't fix the issue. Also, I reinstalled Ubuntu, but it didn't help. My setup is…
dev.dave
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9
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12 answers

Ubuntu external full HD monitor flicker

I had an issue with my external HD monitor which started flickering and the rows of pixels were unaligned with each other a bit so the picture was kind of blurry. I tried everything from changing some settings to a different kernel and nothing…
VaNa
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8
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3 answers

Upgrade to 16.10 causes desktop backlight flickering

I just upgraded to Ubuntu 16.10 and after the restart the display light flickers constantly, regardless of the application running. The flickering starts when the login screen is shown. I am using a Lenovo Thinkpad E540. I have NVIDIA GeForce GT740M…
wasp256
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8
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1 answer

Screen flickering on mouse move (Ubuntu 20/21, Lenovo IdeaPad 5i Pro)

I recently purchased a Lenovo IdeaPad 5i Pro (16IHU6) with the following configuration CPU: i5-11300H GPU: nVidia MX450 Display: 2k@120Hz and I fail to run Ubuntu 20.04/21.10 (to be honest, any Linux so far) on it, without having serious screen…
Sebastian Schlicht
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