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Questions tagged [raspberry-pi-os]

Do not use this tag. It was intended for issues common to Raspberry Pi OS, but Raspberry Pi OS - Bullseye is significantly different to its predecessor. Use the version specific tags raspberry-pi-os-buster or raspberry-pi-os-bullseye.

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304 votes
7 answers
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How do I set up networking/WiFi/static IP address on Raspbian/Raspberry Pi OS?

I have followed (any one of hundreds) tutorial, and it does not work. How do I set up networking/WiFi/static IP address on the Raspberry Pi? After the Foundation introduced the dhcpcd networking ...
Milliways's user avatar
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17 votes
5 answers
57k views

Should I install NOOBS or Raspbian?

The Foundation site used to state states "Beginners should start with NOOBS – New Out Of the Box Software." Raspberry Pi Ltd. now hides NOOBS from unsuspecting novices. Only unscrupulous ...
Milliways's user avatar
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4 votes
1 answer
6k views

Can you use a 5V Relay Module with the Pi?

Can you use a 5V Relay Module or similar with the Pi?
Milliways's user avatar
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3 votes
2 answers
5k views

Reliable temperature/humidity logging with Python and a DHT11

There are more than 100 questions on this site concerning DHT11 or DHT22 sensors and I have used these with Python and c code using various libraries. None that I have tried seem to give reliable ...
Milliways's user avatar
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7 votes
1 answer
15k views

Run 64-bit Raspberry Pi OS beta test version

With the latest release from 2020-05-27 the operating system was renamed from Raspbian to Raspberry Pi OS and its image names are changed from e.g. 2020-02-13-raspbian-buster.zip to 2020-05-27-raspios-...
Ingo's user avatar
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1 vote
2 answers
3k views

Headless Raspberry Pi 4 Password Reset?

I have a Raspberry Pi 4 that I haven't used in a little bit, and I've forgotten the password. I know it's running Raspbian Lite, no idea which version. I'd really hate to wipe it, there were many ...
Japerspn's user avatar
9 votes
4 answers
4k views

Will Raspberry Pi OS update `sudo` to address a recent security vulnerability?

There has been some traffic online this year regarding an apparently substantial vulnerability in sudo that allows unauthorized privilege elevation - CVE-2021-3156. I've been checking sudo --version ...
Seamus's user avatar
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7 votes
4 answers
20k views

Turn off screen reader in Raspberry Pi OS?

This is a fun one: somehow, the screen reader accessibility setting has been turned on in my Raspberry Pi OS environment. I can't figure out how to turn it off! Other than turning off all audio, the ...
jbeldock's user avatar
  • 173
2 votes
2 answers
1k views

Raspberry pi 4 stuck on rainbow screen, green LED flashes 4 times

Abandoned post by Unregistered user. I have install latest(2020-05-27) raspberry pi image 32-bit. And it gets on rainbow screen on both outputs, red lights is on, while green lights flashes 4 times. ...
thisdoulwork's user avatar
2 votes
2 answers
3k views

Raspberry Pi w/Buster dynamic AP and Wi-fi client

I have managed to setup my Raspberry Pi Zero W to work in both AP and Client mode simultaneously using this great guide. Using wpa_cli -iwlan0 (no sudo), I am able to scan, connect and save networks ...
Bassline Soup's user avatar
1 vote
3 answers
627 views

Can I turn On and Off my Raspberry Pi 3B+ on a specific time?

I have my Raspberry Pi 3B+ powered via Solar Panel. And I know that Raspberry Pi especially 3B+ have low power consumption unlike any other Raspberry Pi version. Though Power Consumption was not that ...
Little Intoxicated's user avatar
0 votes
2 answers
322 views

Raspberry PI4 + Coral TPU + Telit LTE get "Under-Voltage"

I am using a Raspberry PI4 powered by the Raspberry power supply(5.1V,3A) and I have also a Coral TPU and a Telit Lte Modem attached on Raspberry USB 3.0 Ports Hub. According with the Coral Power ...
Andrea Lancioni's user avatar
6 votes
4 answers
19k views

Uninstall Python2 in Raspberry Pi

I can observe both versions of Python2 and Python3 in my Raspberry Pi. Both of them were by default. Why do we have both the version of python in Raspbian? Is it safe to uninstall Python2 and only ...
Ranjan Pal's user avatar
4 votes
1 answer
1k views

I2C baudrate in Raspberry Pi, depends on arm core frequency

I'm using a Raspberry Pi 3, with a Raspberry Pi OS (arm64) official image to communicate with a PMBus compatible device (rpb1600-48 battery charger). I was experiencing communication problems. ...
Federico Ruiz's user avatar
3 votes
2 answers
4k views

Connecting RPI Zero W2 to different Wi-Fi AP simultaneously or sequentially

I am trying to use a RPI Zero W2 to solve a problem I have with collecting files from an IoT device. Specifically, I don't know how to setup the Wi-Fi network(s). Any inputs to my questions would be ...
Sachin's user avatar
  • 31
2 votes
1 answer
3k views

Anydesk not installing in Raspberry Pi 3b+ with Raspberry OS 64 bit

pi@raspberrypi:~ $ sudo dpkg -i anydesk_6.0.1-1_armhf.deb (Reading database ... 94130 files and directories currently installed.) Preparing to unpack anydesk_6.0.1-1_armhf.deb ... Failed to stop ...
Badjano's user avatar
  • 189
2 votes
1 answer
27k views

How can I restore my raspberry pi sources list

I changed something which bricked my rpi. I changed sources.list and raspi.list then when I run sudo apt update I am getting this error: E: Malformed entry 1 in list file /etc/apt/sources.list (Suite) ...
neotick's user avatar
  • 39
2 votes
4 answers
3k views

Raspberry Pi OS: Alt+Tab switches only between most recently focused windows

I just started my adventure with Raspberry Pi and there's a silly productivity problem for which I can't find a solution online. Basically Alt+Tab shortcut in Desktop switches between two most ...
Piotr's user avatar
  • 131
1 vote
2 answers
939 views

After writing Raspberry Pi OS to SSD, I cannot add ssh file

I am trying to boot my Raspberry pi 4b from an SSD. After following the most recent instructions I could find for allowing booting via USB (updating bootloader, setting boot order), I installed ...
Peter's user avatar
  • 11
1 vote
1 answer
1k views

Blank desktop problem

On Raspbian, I installed a different desktop environment and selected the wrong one in the terminal and when I rebooted, I went to the MATE desktop environment even though it's not installed. I tried ...
Achak Claw's user avatar
1 vote
1 answer
841 views

Kernel version does not update when using apt update, apt full-upgrade [again] [duplicate]

Back again with the same issue (previously it was 5.4.51 -> 5.4.83 Kernel version does not update when using apt update, apt full-upgrade, got no useful suggestions) - now it's 5.4.83 -> 5.10.17....
user2403531's user avatar
1 vote
2 answers
1k views

Rpi python DRV8833 motor driver setting up and troubleshooting DC motor driving problem

So what I am trying to do is to get the motor to spin but I want to raspberry pi between the motor so I can spin it clockwise for 5 seconds and then spin it anti-clockwise for 5 seconds. But initially,...
Patrick Hession's user avatar
1 vote
1 answer
375 views

networkd DNS issues (cannot resolve pip name)

I have configured my pi0w's wifi as per my own answer to this other question (and this great answer by Ingo that it's based on) to utilise both AP and Client modes. Everything generally works fine, ...
Bassline Soup's user avatar
1 vote
0 answers
131 views

PCA 9685 i2c communication issue

I would like to ask a question regarding the usage of secondary channel of i2c in rpi 4b. I have enabled the secondary channel through adding "dtoverlay=i2c-gpio,bus=2,i2c_gpio_sda=22,...
user153780's user avatar
1 vote
0 answers
1k views

Does Raspberry Pi 64-bit (aarch64) OS support Pi Camera module?

Does Debian Buster 64-bit (aarch64) have support for Pi Camera library? I have recently installed a 64-bit Debian Buster OS on my Raspberry Pi 4B, I switched from a 32-bit (armv7l) OS version, because ...
abdullah zakhilwal's user avatar
0 votes
2 answers
2k views

How to connect an Android phone and a raspberry pi through wifi direct programmatically

so I have been working on the task of connecting a pi to an android via wifi direct for a while, and I was able to get it to work, using the information given in this question: Issue connecting ...
Dyskord's user avatar
  • 119
0 votes
1 answer
889 views

Second Acer monitor X183H native 1366 x 768 HDMI-to-VGA adapters "Input Not Supported" (*First AcerG195W works great)

#Raspberry Pi w/ latest Raspbian (Raspberry's OS) (which I have connected as a desktop computer) https://www.raspberrypi.org/products/raspberry-pi-4-model-b/specifications/?resellerType=home #...
just.a.nobody's user avatar
0 votes
2 answers
361 views

My Raspi speaker is saying everything I write [duplicate]

Something strange is happening with my Raspi speaker. Everything I do in Raspbian is repeated by my speaker. For example, when I type "ls" in my terminal, it says "ls" and then ...
Samir's user avatar
  • 103
0 votes
1 answer
274 views

Broadcasting From An USB Sound Card With PiFmRds Isn't Working

I am using PiFmRds on my raspberry pi 3a+ (https://github.com/ChristopheJacquet/PiFmRds), and I am trying to live broadcast with a mic and a USB sound card. The command is: sudo arecord -fS16_LE -r ...
PiWannabe's user avatar
0 votes
0 answers
393 views

Raspberry Pi 3B+ in endless loop boot on SSD

I installed 2021-10-30-raspios-bullseye-arm64-lite on my SSD. The booted, ran through some common options with raspi-config, like localization. Rebooted, as requested. Then I did a sudo apt update, ...
Akyhne's user avatar
  • 21
0 votes
1 answer
164 views

What step am I missing in my installation schema for Raspberry Pi OS on my headless RPI 1 to enable encryption?

This is what I have written down to myself after trying what was then called Raspbian out a while ago: Go to: https://www.raspberrypi.org/downloads/raspberry-pi-os/ Download the "Lite" ZIP ...
Irwing's user avatar
  • 11
-1 votes
1 answer
881 views

How to change files on raspberry pi without starting it up

I had made a script and I wanted it to run on startup so I included it in /etc/rc.local. But I had forgotten that at the end of the script I have it set to shut the pi completely. And so now whenever ...
Mohammad's user avatar
-1 votes
0 answers
28 views

Hello! I im new to rasppberry pi zero 2w. I installed the OS but it doesnt display nothing. What should I do? Thanks!

I checked multiple times the SD card and found out that nothing was wrong. When I powered up the board, it showed an image and the LED went green(no blinks). After that image, the screen went black. I ...
Raspberry_begginer's user avatar
-8 votes
1 answer
115 views

Why is RPI OS "installed" in such a weird manner, and how can I install it like normal Linux distros are installed? [closed]

To get RPI OS on my RPI, I have to use a special software to "burn" an image onto a memory card, then make an empty file called "ssh" on it, then put it into my RPI. Then it's &...
L. Bonsteel's user avatar