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Questions tagged [wifi]

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Questions on the use of Wi-Fi (local area wireless computer networking technology). This tag is also used for generic "wlan" questions since they are commonly synonymous. Note shopping questions are off-topic.

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I'm using buildroot 2025.08.1 for a rp3b. After create a minimal build based on default rpi3 defconfig, I tried to add wifi with IWD, following this tutorial without success. The only other change I ...
Julien Pardo's user avatar
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94 views

I have a Raspberry Pi 4 and had Manjaro ARM installed on it. I had no problems with it so far. After a while, I notice that Manjaro ARM packages from RPi4 seems to be totally abandoned. So I switched ...
PillFall's user avatar
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I want to create a Wifi Hotspot with EAP - PEAP protocol with server certificate validation.I hosted the AP. I have conformed this by iw dev It shows that the interface is AP. but when I try to ...
Iyappan Iyappan's user avatar
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55 views

I am trying to set up a stable Wi-Fi Access Point (AP) on a Raspberry Pi 4 (kernel version 5.10.63-v7l+) using a TP-Link Archer T3U (RTL8812BU chipset) USB Wi-Fi adapter. Hardware & Software: ...
Iyappan Iyappan's user avatar
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I want to make a continuous scanning tool. Based on the command: sudo iw dev wlan1 scan I use the flush parameter because I am try to log the GPS data too and need fresh rssi data with every scan. ...
Csaba Tóth's user avatar
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1 answer
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I am attempting to set up a raspberry pi so that it will provide dynamic dhcp on the second ethernet port and over wifi. When I attempt to connect to the wifi network on my iPhone to test it, it works....
Jim's user avatar
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1 answer
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RPi 3B+, latest stable RaspberryPi OS (bookworm based) This Pi is a server-like system, always-on, no graphics (indeed no tty connected most of the time). Hence I don't want anything like ...
q.undertow's user avatar
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1 answer
171 views

I am having a problem where after some days my raspberry pi will disconnect from a 2.4ghz network and when I look up on the available SSIDs, there's only 5ghz networks, not a single 2.4ghz network. I ...
Gatonito's user avatar
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Apologies if this is similar to older questions but I can't see the exact use-case, and network manager has come along in recent times to deprecate the old ways, so here we go... We have a wifi-only ...
John U's user avatar
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167 views

I'm using a Raspberry Pi 3 Model B with Debian 12 Bookworm. Wifi used to work a few days ago. I then re-flashed the SD card and reinstalled Debian 12 Bookworm. Since then, wifi is not working anymore ...
Reeno's user avatar
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71 views

I would like to create a second wireless interface on my Raspberry Pi hardware. Ideally I would like it to be in infrastructure mode and on a different channel from wlan0. Where in the OS is wlan0 ...
Rowan Smith's user avatar
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1 answer
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I'm running Debian GNU/Linux 12 (bookworm) on Raspberry Pi 4 Model B Rev 1.1 and tried to boot with wlan on but some static IPv4. I got wlan and DHCP working yesterday but did some extra-clever moves ...
Christian's user avatar
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301 views

I set up an RPi 4 with the latest Raspberry Pi OS Lite a few days ago (Debian 12). I’ve been struggling to reliably connect to a local Wi-Fi network, and it seems to be in part because the Pi locks to ...
Rick's user avatar
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25 views

I'm running Raspbian GNU/Linux 12 (bookworm) on a Pi4. This is a headless system with SSH CLI only. I'm trying to add a Wi-Fi client connection in addition to Ethernet (which is working). I tried this ...
tim11g's user avatar
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64 views

I am using a Raspberry Pi b+ with bookworm Os. It is connected to the internet over wifi. It has a static IP. The problem I am facing is that I can't ssh to it a few hours after turn on. I am running ...
Savad K.S's user avatar
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So I flashed my Raspberry Pi and with the Raspberry Pi OS Lite (32-bit) and added my Wi-Fi credentials into it for a headless SSH setup and it works great. The issue I have is I want to connect the ...
PeppersONLY's user avatar
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187 views

I'm hoping someone can assist me with an issue I'm encountering while building a custom image for a Raspberry Pi 4 Model B using Buildroot 2025.02-rc1 (commit a031b51637622570609807418d47d8441fdf2501)....
Erdem ŞİMŞEK's user avatar
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2 votes
3 answers
356 views

I'm using Raspberry Pi Zero 2W on an FPV quad controlled via ELRS working on the same frequency (2,4 GHZ) as WiFi. To reduce any possible interference I'd like to turn off WiFi on my Pi entirely until ...
Sergey Tsypanov's user avatar
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1 answer
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The machine has a working hardwired Ethernet connections, but I want to have the wireless as a backup. The Pi-4 has been upgraded to bullseye (Debian 11). It has wpa_suppliant installed. I think it ...
Robert Heller's user avatar
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56 views

I’ve setup Raspberry Pi Zero as per the docs with WLAN enabled. However, I can’t see the Pi when I check the connected devices list on my router page. Also when I run the command ifconfig -a, I can’t ...
SanketR's user avatar
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1 answer
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I have a Pi Zero 2 running Pi OS. It's up-to-date and has been connected via WiFi for a thousand years. I just swapped out my router for an Asus GT-BE98 and now it no longer is able to connect. From ...
nsayer's user avatar
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1 answer
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I am running a Raspberry Pi 3 Model B using a freshly installed Raspberry OS (Debian 12 (bookworm)) and want to use it to provide a WiFi hotspot. This should be possible according to a tutorial on the ...
TuringTux's user avatar
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796 views

I have a Raspberry Pi 5 8GB connected to internet only through WiFi and placed very closed to the router in my house. It runs Debian 12 64bit, ARM architecture. It's not easy to connect through a real ...
SPS's user avatar
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2 votes
1 answer
250 views

About a month ago I reinstalled an RPi 4B with Ubuntu server 24.04.1 LTS. Today I did the exact same thing with a Zero 2 W. I used the customizing feature of the Pi Imager with the same settings. I ...
Las Ten's user avatar
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3 answers
3k views

It seems like with the latest Bookworm the support for wpa_supplicant.conf is removed without providing us with an alternative. Consider you already have Bookworm OS installed on the SD card. And you ...
router's user avatar
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1 vote
0 answers
106 views

I'm currently working with Buildroot to create a custom embedded system for my raspberry pi zero w , and I'm encountering an issue when trying to configure Wi-Fi with WPA2-PSK. I have configured my /...
ichbinderstar's user avatar
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0 votes
1 answer
170 views

I have a Raspberry Pi 5 fully updated and with the following OS: Distributor ID: Debian Description: Debian GNU/Linux 12 (bookworm) Release: 12 Codename: bookworm The ...
SPS's user avatar
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-1 votes
1 answer
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Have just started a course in Ethical Hacking. The plan is to use a Raspberry Pi-4 (32-bit Lite, Bookworm, Headless) which I have already configured it as an Access Point to use as a target: $ sudo ...
Fritzables's user avatar
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2 votes
2 answers
2k views

I followed the official guide (from the Raspberry Pi people) for setting up a Pi as a WiFi access point. It says: With this network configuration, wireless clients can all communicate with each other ...
demonstrably_false's user avatar
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0 votes
2 answers
177 views

My setup consists of a SIMCOM7600G-H LTE Modem hat and a raspberry pi 4 running 64-bit raspberry pi OS. The modem is all setup and supplying a connection to the OS and I've successfully setup an ...
shanedrum's user avatar
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0 votes
2 answers
185 views

I am wondering how to connect raspberry pi 0w to a display wirelessly (to be more specific via wi-fi). the devices which I have are raspberry pi 0w waveshare 7.9inch display any pointers will be ...
Nitin S's user avatar
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0 votes
1 answer
76 views

Running Raspberry Pi OS Lite on a RP5. Just done full upgrade. I am manually mounting my SSD. All appears ok until I tried to reboot and lost the WiFi connection. Pulled the power connector out then ...
adlibber's user avatar
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0 votes
1 answer
2k views

I have been experiencing various issues with connecting to my new RP5 over my wifi network. Using systemctl the following error appears repeatedly during those periods: raspberry kernel: brcmfmac: ...
adlibber's user avatar
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0 votes
1 answer
1k views

Hi I'm running the following O/S on Raspberry Pi 4: Distributor ID: Raspbian Description: Raspbian GNU/Linux 11 (bullseye) Release: 11 Codename: bullseye I've got a unit that can scan for Wi-...
vicatcu's user avatar
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1 vote
0 answers
41 views

I would like to setup my pi with station and p2p-go and want to connect Android Samsung to PI using WiFi Direct which is able to connect with my printer WIFI direct with simple connect so no problem ...
user393014's user avatar
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-2 votes
1 answer
515 views

When I do ip addr show show I get this: 3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group 57841 qlen 1000 link/ether 2c:cf:67:27:0b:c3 brd ff:ff:ff:ff:ff:...
neubert's user avatar
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0 votes
0 answers
23 views

I have a fresh raspberry pi zero 2 w with the official os installed(without GUI). I used the default settings in Raspberry Pi Imager to initially connect my Raspberry Pi to Wi-Fi. Now that I moved ...
Punk1503's user avatar
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0 votes
1 answer
143 views

Question What could cause a only Raspberry Pi3 devices to lose wifi connectivity at 38 minutes after the hour? Raspberry Pi 4 devices with the same configuration are not impacted. Issue: Raspberry pi ...
Aaron Ciuffo's user avatar
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0 votes
1 answer
114 views

Specs: Pi Model: Raspberry Pi 4 Model B Client OS: Ubuntu 22.04 Pro I am trying to ssh into raspberry Pi from outside my LAN, but it is giving me the same Permission denied, please try again error ...
Ammar Mujtaba Tariq's user avatar
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1 vote
1 answer
2k views

After the last update on RPI with ARCH LINUX OS: LINUX alarm 6.9.12-2-aarch64-ARCH I can not connection via wifi. I get always in the terminal : brcmfmac: brcmf_set_channel: set chanspec 0x100e fail, ...
CNeu's user avatar
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1 vote
0 answers
76 views

I’m heading to a place where Wi-Fi usage is billed by the minute per MAC address. This means I can connect one device for unlimited minutes at a high cost. Adding more devices like phones, laptops, ...
user631606's user avatar
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0 votes
0 answers
847 views

I got a new home routers that supports openwrt so I got openwrt installed and programs my WLANs. My previous router didn't support 802.11ax (WiFi6) but this new one does. So, on this new router I ...
Amjad Abdullah's user avatar
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2 votes
0 answers
347 views

I would like to connect one Raspberry PI to a Wifi network using DPP (Wifi Easy Connect) by another Raspberry PI that is already connected to this network. Both PIs are version 5 with Linux ...
Julius21's user avatar
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1 vote
1 answer
5k views

This should be a common situation. I have configured a Pi with Bookworm to work headless on my WiFi and now want to move it to a different location with another LAN. I have the SSID and password, but ...
Bouke's user avatar
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-1 votes
1 answer
640 views

I have an Alfa awus036axm wifi adapter that is not being recognised by my kali linux raspberry pi 4. It does not show as a wifi device but it does show up as an usb. It recognises it if I install ...
user avatar
0 votes
1 answer
158 views

I want to configure my Raspberry Pi Zero 2W so that it is an AP and a device (phone) can connect to it. I installed hostap and dnsmasq and configured it like: $ cat /etc/hostapd/hostapd.conf interface=...
stdcerr's user avatar
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1 vote
2 answers
3k views

I have a new Raspberry Pi. When I burned my SD card, I followed the recommendations given in the Raspberry Pi Imager and installed the 'bullseye' version of the OS. I have made no configuration ...
Seamus's user avatar
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0 votes
0 answers
106 views

I currently have a raspberry pi 4 set up as a astrophotography rig, i capture the images directly to an external storage device to protect the internal storage and to avoid any possible performance ...
Diego Sanchez's user avatar
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0 votes
0 answers
61 views

I a working with Raspberry pi 3 model b+. It has 2 network interfaces 1. Ethernet 2. Access Point The raspberry pi has to communicate with PC and ESP32 simultaneously. How it can transfer data ...
testdude's user avatar
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1 vote
2 answers
94 views

I'm setting up a Pi (currently developing on a a 3B, but I'm assuming I'll upgrade to a 4B) as a CCTV server and fileserver, but I've also just got solar panels installed and would like to switch ...
Chris H's user avatar
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