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Questions tagged [pixel]

PIXEL refers to an obsolete short lived 2016 desktop environment on the official distributions of Raspbian.

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97 views

ES audio not working (Retropie)

I'm running RetroPie on my Pi 4 4GB. I recently installed PIXEL through the RetroPie setup program, and now the sound doesn't work. If I exit ES and use aplay to play an audio file, it plays fine. But ...
0 votes
3 answers
2k views

Can't install software with the "Add/Remove Software" graphical interface, nothing happens

Running a freshly installed Raspberry Pi OS Desktop on a Raspberry Pi 4, I'm trying to install software using the graphical Add/Remove Software tool. For example, Visual Studio Code. After checking ...
2 votes
4 answers
12k views

RealVNC Viewer connection refused when headless

I have a Raspberry Pi B running a fresh install of PIXEL that I'm trying to connect to headless, within my own network. When I connect with a monitor, I have no issues - I can use RealVNC viewer from ...
1 vote
3 answers
2k views

Run autossh on reboot through crontab

I'm trying to run two command at reboot on my raspberry pi. Here is what I tried : @reboot sudo su - pi -c "screen -dm -S myscript_cron python ~/myfolder/myscript.py" @reboot sudo su - pi -c "screen ...
8 votes
4 answers
25k views

Black screen using VNC with Raspbian Lite

I installed the Raspbian lite image to my SD card. After that I installed PIXEL and VNC Server using these commands: sudo apt-get install realvnc-vnc-server realvnc-vnc-viewer sudo apt-get install -...
-1 votes
1 answer
126 views

RPi2 - installation of PIXEL: incomplete apt-get dist-install; unable to reboot to rerun dist-install

Raspberry Pi / Jessie. This morning I attempted install of PIXEL, following the sequence of commands on the Raspberry Pi website page for PIXEL installs. The apt-get update completed successfully ...
4 votes
3 answers
18k views

How can I add custom application launchers to the panel?

I have raspbian, with the pixel desktop. How can I add custom application launchers to the panel? Alternatively, how can I add Firefox, and terminal emulator to the panel? I tried dragging and ...
0 votes
0 answers
329 views

How to change back to LXDE from XFCE?

I installed XFCE, but I really need to change back to LXDE/PIXEL. How do I change back to PIXEL/LXDE? --LEHA
0 votes
2 answers
2k views

Boot into GUI by default without raspi-config, command-line only

I installed after the light raspbian version sudo apt install raspberrypi-ui-mods which installs pixel desktop manager. After that I'm trying to have an automated script that enables the GUI without ...
1 vote
1 answer
297 views

Raspberry Pi B V1.2 w/ 5'' HDMI

I am trying so hard, to get this octopi to work. I have the B v1.2 with the 5inch 800*400 pixel. I cannot seem to get the GUI to work. After boot it hangs on Starting NTP Server, I type in Putty ...
-1 votes
2 answers
926 views

How does one control the start menu icons

I have deleted user pi and have another user name in the sudo group for installation. I have locked the root account and don't know the password of my NOOBS image. I have created a 'normal' user. ...
-1 votes
1 answer
4k views

Dots Splash Screen RPI 3 version "PIXEL"

I'm interested in changing boot splash with dots on new Jessie PIXEL. Achieving the dots boot screen is available by changing the /boot/cmdline.txt file by removing serial console and its speed and ...
1 vote
2 answers
19k views

KeDei 3.5" v6.3 TFT Display with Raspberry Pi 3

So I just purchased a KeDei 3.5" TFT Display (v6.3) for my Raspberry Pi 3, and I have found out that the display only works with premade Raspbian / Ubuntu / Kali images. This wouldn't be a problem, ...
9 votes
3 answers
4k views

Pi won't boot after initramfs update

I have been trying to get Raspbian Jessie, installed from the image to boot with an encrypted root partition. I was successful in following the guide here. When I boot the Pi, it drops to an ...
2 votes
3 answers
9k views

Which printer driver do I use? I386 or amd64?

I am trying to install a driver for epson L360 on my Raspberry Pi 3 (running Pixel). I have the following two deb files from the epson website. Which one should I be using? epson-inkjet-printer-...
5 votes
1 answer
701 views

Raspberry 3 dooes not boot any more after "sudo init 1" [closed]

Trying to change my root password I followed a hint that I just had to type sudo init1 and then passwd and I would be able to change the root password. But that was not right. After typing sudo init ...
3 votes
1 answer
2k views

WI-FI interface displayed as "device not ready" in nm-applet

I'm using the Raspberry Pi 4B with 2GB of RAM. I have no problems with WIFI connection, though. But I can't make connection using nm-applet (and nm-connection-editor). On nm-applet it shows "device ...
0 votes
1 answer
539 views

WiFi connected but network icon in the Pixel menu bar says; 'No wireless interfaces found'

the network icon in the Pixel menu bar says no wireless, however WiFi is connected and working, or so it seems. It's not a massive deal as it's actually working - I'd just like to be able to use the ...
1 vote
1 answer
851 views

Print screen button not taking screen shot

Raspbian, with kernel 4.4.38, and pixel desktop fails to take screen shot when I press the Print screen button. I don't know what the normal key-binding for the print-screen button is. in other ...
0 votes
1 answer
1k views

Desktop still present after removing LXDE?

I am experimenting with a RPI 3B in Kiosk mode. The RPI has a 480x320 LCD screen attached. The RPI is running Rasbian Buster image. The OS is fully patched. I have a Qt UI program that should be the ...
1 vote
1 answer
3k views

Login Using Touchscreen

I am using a pi2 with Pixel as an air-gapped computer for secure data entry. In order to ensure that it remains isolated I have covered all the ports and cable jacks. The only input is a camera for ...
1 vote
1 answer
2k views

How to install PIXEL on Ubuntu Server (64bit)

I got a Raspberry PI 4 running 64bit Ubuntu Server. Now I have a bash prompt want a desktop environment. Hopefully, the PIXEL desktop to minimize differences from stock Raspbian. A quick google ...
1 vote
2 answers
517 views

python start on boot

i am trying to get my WS2812 NeoPixel python sketch to run at boot, i used a tutorial https://tutorials-raspberrypi.com/connect-control-raspberry-pi-ws2812-rgb-led-strips/ it install the correct files ...
6 votes
4 answers
11k views

Stock Pi3 - what process is auto-mounting removable media?

I have a Pi 3 which I've wiped clean, and updated to Pixel; nothing else is running on it (correction, I loaded realvnc). I'm using the graphical interface, if that makes a difference. When I plug ...
8 votes
2 answers
107k views

How do I change screen resolution in Pixel?

I am using Raspbian Jessie, with my Raspberry Pi 2 and a 52" TV. I just updated. Now, after loading the Pixel my screen size is about 32" and the resolution is lousy. I looked around in the Pixel ...
0 votes
0 answers
150 views

Desktop text shadow

Is there a way to enable desktop text shadow in Raspbian’s DE (and specifically the pcmanfm which is being used to display desktop icons)? I only managed to find this solution which describes the way ...
9 votes
2 answers
21k views

How to remove thermometer in Raspbian 8 jessie PIXEL

I am using a raspberry pi 3 with raspbian 8 jessie (pixel). I have chromium running in kiosk mode but I noticed that the thermometer appears on the top right of the screen to indicate that the PI is ...
0 votes
1 answer
247 views

How to power down bluetooth on startup, but leave it accessible

The majority of the time, I won't want to use the bluetooth on my pi, I've found how to do it with either the GUI or using bluetoothctrl at the command line, but I really don't see a way to do it ...
1 vote
2 answers
192 views

Pixel with laptop via vnc

I'm using raspberry pi 3 B and the os I'm using is PIXEL. I'm able to use pixel by connecting it to monitor but through putty in laptop I'm unable to get the PIXEL desktop screen. Vnc connection is ...
1 vote
0 answers
477 views

How do I access pixel values from a raspberry pi camera?

I am writing an AI program in Python on a raspberry pi, where I need to access raw individual pixel values from a raspberry pi camera. I really don't want to save the picture, I want to process the ...
20 votes
2 answers
69k views

How do I upgrade Raspbian Lite to Raspbian PIXEL?

This question assumes a system has up-to-date package lists and packages via apt-get update && apt-get dist-upgrade. With the release of Raspbian PIXEL Raspbian no longer uses the standard ...
6 votes
0 answers
2k views

how to connect raspberry pi to google home app?

How am I to connect my Raspberry Pi 3 (PIXEL desktop) to the Google Home app if it already has Google assistant on it?
1 vote
1 answer
2k views

How do I enable USB audio for GUI applications on Raspbian? (ALSA command line is working)

I'll say it again to be clear - ALSA on the command line works fine (after I delete/modify .asoundrc after it's auto-broken by PIXEL). The most seemingly contemporary answer I've found on modern ...
0 votes
1 answer
7k views

How to log out of PIXEL

I just installed RetroPi in Raspbian and now the install manual for RetroPi (https://retropie.org.uk/docs/Manual-Installation/) says I need to log out of PIXEL to use RetroPi. How can I do this? I ...
0 votes
1 answer
34 views

Server not able to be accessed outside pi

So I have a raspi 3 b with PIXEL. Ever since I installed it it has been giving me a headache. So I have a webserver, and when I go to the webpage on the pi, it works just fine. Now once I go to my ...
0 votes
1 answer
2k views

Replace PIXEL with Electron App

Is it possible to only have one full-screen application run without the PIXEL desktop environment on the current Raspbian Stretch Lite? So basically, replace PIXEL with a regular desktop GUI ...
3 votes
4 answers
2k views

Move mouse/hide taskbar Raspbian Pixel

I have checked the 'Hide taskbar when not in use' in the advanced settings, and I'm using unclutter to hide my mouse. Yet, when I boot my Pi, the mouse is located on top of the Raspberry icon on the ...
2 votes
0 answers
343 views

Large title bar buttons?

On the latest release of Raspbian, there's a new feature that allows you to change the UI settings to make it suitable for Large, Medium and Small displays. The setting for Large displays (among other ...
0 votes
1 answer
1k views

remove services text from pixel splash screen

I have followed instructions i have found here to get rid of most boot text but while the custom splashscreen in pixel is displayed i'm getting a list of services showing up. how do i hide that
1 vote
0 answers
3k views

How to change GUI background color and icons?

I want to change the default background color, and the image icons for folders, recycling bin, etc., in Raspbian's default GUI.
2 votes
0 answers
571 views

How to disable sub-pixel aliasing for fonts

On running desktop environment pixel is hard readable all small texts, because default font sub-pixel aliasing don't correspond with my screen. So, how to disable font sub-pixel aliasing for all ...
-1 votes
2 answers
286 views

do i need to install noobs and raspian jessie pexil?

I have already installed Noobs to operate my Raspberry Pi3.I would like to run Raspbian Jessie Pixel.Do they run side by side or do i need a different sd card for both?
0 votes
1 answer
413 views

When I autorun python script the desktop does not load

I've followed these instructions to start my python script and rebooted. The script is running on start up (I can see this from GPIO and some flashing LED's) but the Raspbian desktop is no longer ...
-1 votes
1 answer
50 views

Delete software and could not log to PIXEL anymore

As there are a lot of software in Raspbian. I delete the software below: sudo apt-get purge wolfram-engine sudo apt-get purge sonic-pi sudo apt-get purge scratch sudo apt-get purge python ...
2 votes
1 answer
4k views

GUI won't start automatically Raspbian Pixel

I have a triple boot Raspberry, and after an update of Raspbian, the gui won't start, when boot option in raspi-config is on Desktop I get Splashscreen of Raspbian Pixel and after this I get a black ...
1 vote
0 answers
36 views

How do I add monitor resolution options to Pixel?

I only have about 4 or 5 monitor resolutions on the configuration screen for my Raspberry Pi. I have seen pictures online where people have dozens of them. Where is this reading them from? How can I ...
2 votes
2 answers
4k views

Error Alsa arecord: set_params:1233:

Does anybody know how to fix this error? Or where I can edit it so it includes the sample format? arecord -d 4 test.wav Recording WAVE 'test.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono arecord: ...
1 vote
1 answer
2k views

Disable default bluetooth dialog box for accept pairing in raspberry pi3

I am developing a Bluetooth application using Qt5 on Raspberry Pi3. I have implemented my own Pairing agent which will automatically accept the pairing request from the remote device. The code is ...
0 votes
1 answer
632 views

How to install the latest version of Pixel offline

I've been trying to find the latest pixel image on this webpage. But I don't know which release is the latest pixel image. Can someone tell me which one is the one? I have no internet connection on my ...
1 vote
1 answer
968 views

autostart Chromium using Pixel

I'm about done with this, for two days i have tried to simply autostart Chromium on a pi for a project at work but nothing happens when I reboot. Using the path - ~/.config/lxsession/LXDE-pi/...