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110 votes
Accepted

What does the lightning bolt mean?

That's the new undervoltage symbol. Your Pi's power supply is marginal or insufficient for its requirements. From the raspberrypi.org blog page: Finally on the subject of icons, in the past if ...
goobering's user avatar
  • 10.7k
41 votes

How to enable auto-login?

I found a solution that uses raspi-config. I played around with it for a bit, and found something (NOTE: You may need to update raspi-config) To enable Auto-login with raspi-config: Run: sudo raspi-...
Joseph .M 101's user avatar
37 votes

How could one automate the raspbian raspi-config setup?

This is still not documented anywhere, but the rc_gui tool (I'm assuming it would be a graphical user interface to the raspi-config if I were to ever install the full desktop) uses command line ...
Bruno Bronosky's user avatar
37 votes
Accepted

How could one automate the raspbian raspi-config setup?

At least nowadays, raspi-config seems to support noninteractive mode: cat /boot/cmdline.txt # show original cmdline.txt raspi-config nonint do_serial 1 # disable serial console cat /boot/...
Silly Freak's user avatar
29 votes

What does the lightning bolt mean?

The lightning bolt means that the Pi is not receiving the required voltage. This may be due to the power supply you are using or the cable (if separate). You should switch to a better supply/cable as ...
Steve Robillard's user avatar
26 votes
Accepted

Temporarily disable expand filesystem during first boot

[Beware this may not reflect the current mechanism as it is some years old.] There is a two part mechanism which takes responsibility for this on Raspbian; likely the best idea is to take care of both ...
goldilocks's user avatar
  • 59.2k
24 votes

Raspberry Pi Camera Rev 1.3 is not detected

I just had this same problem. Here is what eventually worked after reading this (From the comments it looks like you had the same issue as I did): vcgencmd get_camera (Returned supported=1 detected=0)...
StarSweeper's user avatar
20 votes
Accepted

Why Does raspi-config Depend On triggerhappy?

Triggerhappy is only used in raspi-config's init script, see line 17 of the init script. There it checks if any of the Shift keys is hold down at boot time to disable the ondemand scaling governor. ...
Axel Beckert's user avatar
  • 1,182
14 votes

What does the lightning bolt mean?

The lightning bolt means that you don't have enough power going to the Raspberry Pi. Almost any standard micro USB cable will be able to power the Pi. Most of us have one or two laying around from ...
Keith E. Truesdell's user avatar
12 votes

How to enable auto-login?

I needed to know how to do this manually, not using raspi-config. I couldn't find anyone sharing the secret sauce. Thank Stallman for open source. Just read the source. do_boot_behaviour() { if [ &...
HackSlash's user avatar
  • 223
10 votes

What does raspi-config's Expand Filesystem option do?

raspi-config is POSIX shell script and fairly easy to read if you understand shell scripting; on Raspbian it's in /usr/bin, and runs via an init service the first time you boot, but is kept updated ...
goldilocks's user avatar
  • 59.2k
8 votes

sudo raspi-config not working: boot partition not mounted

Check if your boot folder is empty using cd /boot/ in a terminal session. If so, you should be able to mount it to the SD card using a simple command. sudo mount /dev/mmcblk0p1 /boot All this ...
Zachary Vincze's user avatar
7 votes

How can I enable the camera without using raspi-config?

raspi-config seems to support noninteractive mode: you can use nonint command to set the camera # raspi-config nonint do_camera %d # %d - Integer input - 0 is in general success / yes / selected, 1 ...
Pankaj's user avatar
  • 171
7 votes

Connection between Raspberry Zero and Raspberry Pi 2 or 3

A USB OTG connection seems like the best option here. It will be much faster than about any alternative (certainly faster than I2C or UART), and with the g_ether driver you will be able to use it as a ...
Dmitry Grigoryev's user avatar
7 votes

Connection between Raspberry Zero and Raspberry Pi 2 or 3

By far the easiest options for moving large amounts of data between Pi Zeros and other Pis are USB OTG, which has already been covered by Dmitry Grigoryev's answer, and ethernet or WiFi. While USB ...
goobering's user avatar
  • 10.7k
7 votes

raspi-config network option not working

Try run wpa_supplicant interactively: sudo killall wpa_supplicant sudo wpa_supplicant -c /etc/wpa_supplicant/wpa_supplicant.conf -d -iwlan0 This will provide a lot of diagnostic logging; in my case (...
Hendré Wassermann's user avatar
7 votes

How to get raspi-config on Ubuntu 20.04

raspi-config is a simple (if long and involved) shell script to configure Pi hardware and Raspbian settings. It is just a front end to the underlying system commands. As Ubuntu (which doesn't even ...
Milliways's user avatar
  • 60.4k
7 votes

How to get raspi-config on Ubuntu 20.04

You could use following script to install raspi-config to any Debian like OS. wget https://archive.raspberrypi.org/debian/pool/main/r/raspi-config/raspi-config_20200601_all.deb -P /tmp sudo apt-get ...
eirenik0's user avatar
  • 171
6 votes

hcitool scan says No such device

I had the same issue pi@jarvis:~ $ hcitool dev Devices: with a inactive hciuart.service pi@jarvis:~ $ systemctl status hciuart.service ‚óŹ hciuart.service - Configure Bluetooth Modems connected by ...
Alexylem's user avatar
6 votes
Accepted

What does raspi-config's Expand Filesystem option do?

The base image is sized so that it will take as little as possible of the SD card space as practical. That's probably 4GB for Raspbian (full). Many people will use larger capacity cards. Unless the ...
joan's user avatar
  • 71.2k
6 votes
Accepted

Expand Raspbian File System on First Boot

First edit /boot/cmdline.txt and append init=/usr/lib/raspi-config/init_resize.sh on to the first (and only) line e.g. it may end up looking like dwc_otg.lpm_enable=0 console=serial0,115200 console=...
Jaromanda X's user avatar
  • 2,435
5 votes

Expand file system Kali Linux on SD card of 16GB

A quicker solution: Run apt-get install gparted GUI pops up Select ext4 + right click + "resize/move" Get all available space + "resize" "Apply All Operations"
cizzbar's user avatar
  • 51
5 votes
Accepted

Raspbian Jessie "wait for network" Vs. Cron @reboot entries

will the entire system halt until the network is up No. where in the boot-up sequence is crontab activated? Crontabs are managed by cron, a system daemon started by init, which on Raspbian jessie ...
goldilocks's user avatar
  • 59.2k
5 votes
Accepted

Enable VNC and SSH for user other than `pi`?

SSH SSH is achieved just by creating a new user (useradd) and making a small edit to sshd_config. First lets create the user: useradd UserName passwd UserName Once the user is created, if you want ...
bradleyduncan's user avatar
5 votes
Accepted

Raspberry install centos

From the image in your question, it is clear that you have an original Pi B The ARM chip in the Pi B (and A, and B+) is an armv6 There is no Centos image available for the original raspberry pi (...
Jaromanda X's user avatar
  • 2,435
4 votes

How could one automate the raspbian raspi-config setup?

All raspi-config does is editing a few configuration files, which you can also edit with a script. Check the sed manual to see how such edits can be efficiently done. If you have a lot of changes to ...
Dmitry Grigoryev's user avatar
4 votes

How to enable auto-login?

The simplest way I have found using Raspbian, is to edit the raspi-config file. Do this by opening /etc/lightdm/lightdm.conf and setting the autologin-user= parameter. Change: autologin-user=pi to ...
TheMattSki's user avatar
4 votes

Temporarily disable expand filesystem during first boot

You can flash the same image on two SD cards: you boot from the first one (which will expand), and mount the second one using the USB card reader. Then you chroot into the second image, make the ...
Dmitry Grigoryev's user avatar
4 votes

What does the lightning bolt mean?

It also appears if you power the Pi from the GPIO power pins. Everything works fine but the power led will not be lit.
John's user avatar
  • 41
4 votes

advanced options I2C not showing

Take a look under option 5, "Interfacing Options"
seth10's user avatar
  • 141

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