New Wi-Fi Network doesn't want to connect

Hi,
I’m not an expert in Manjaro, and all of my current wi-fi networks work fine, but I set-up a new wi-fi box. The connection works perfectly fine with ethernet, however when I try to connect to the wi-fi, my computer detects it, but it never passes the “configuring interface” part, always asking for me to re-enter my password (even though I put the correct one). I am running on KDE 5.19.4 and kernel 5.4.60-2.

Output for sudo lspci -v (for ethernet and network only):

00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection I219-LM (rev 21)
Subsystem: Lenovo Device 2233
Flags: bus master, fast devsel, latency 0, IRQ 131
Memory at f1300000 (32-bit, non-prefetchable) [size=128K]
Capabilities: [c8] Power Management version 3
Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [e0] PCI Advanced Features
Kernel driver in use: e1000e
Kernel modules: e1000e

04:00.0 Network controller: Intel Corporation Wireless 8260 (rev 3a)
Subsystem: Intel Corporation Device 0130
Flags: bus master, fast devsel, latency 0, IRQ 132
Memory at f1100000 (64-bit, non-prefetchable) [size=8K]
Capabilities: [c8] Power Management version 3
Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [40] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number e4-a4-71-ff-ff-69-a3-57
Capabilities: [14c] Latency Tolerance Reporting
Capabilities: [154] L1 PM Substates
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi

Thanks for any help!

this is just a guess but try disabling IPV6 and make sure security is set to wpa& wpa2
Also if you have secure boot turned on turn it off.

Start journalctl -f and try to connect, and see what it prints.

Thanks for the responses. I tried with journalctl -f and got:

NetworkManager[544]: [1599574944.2843] device (wlp4s0): state change: need-auth -> prepare (reason ‘none’, sys-iface-state: ‘managed’)
NetworkManager[544]: [1599574944.2852] device (wlp4s0): state change: prepare -> config (reason ‘none’, sys-iface-state: ‘managed’)
NetworkManager[544]: [1599574944.2858] device (wlp4s0): Activation: (wifi) connection ‘[wifi name]’ has security, and secrets exist
. No new secrets needed.
NetworkManager[544]: [1599574944.2866] Config: added ‘ssid’ value ‘[wifi name]’
NetworkManager[544]: [1599574944.2867] Config: added ‘scan_ssid’ value ‘1’
NetworkManager[544]: [1599574944.2867] Config: added ‘bgscan’ value ‘simple:30:-70:86400’
NetworkManager[544]: [1599574944.2868] Config: added ‘key_mgmt’ value ‘WPA-PSK WPA-PSK-SHA256 FT-PSK’
NetworkManager[544]: [1599574944.2868] Config: added ‘psk’ value ‘’
NetworkManager[544]: [1599574944.3048] device (wlp4s0): supplicant interface state: inactive -> scanning
NetworkManager[544]: [1599574944.3048] device (p2p-dev-wlp4s0): supplicant management interface state: inactive -> scanning
wpa_supplicant[614]: wlp4s0: SME: Trying to authenticate with [mac address] (SSID=’[wifi name]’ freq=2417 MHz)
kernel: wlp4s0: authenticate with [mac address]
NetworkManager[544]: [1599574944.8658] device (wlp4s0): supplicant interface state: scanning -> authenticating
NetworkManager[544]: [1599574944.8663] device (p2p-dev-wlp4s0): supplicant management interface state: scanning -> authenticating
kernel: wlp4s0: send auth to [mac address] (try 1/3)
wpa_supplicant[614]: wlp4s0: Trying to associate with [mac address] (SSID=’[wifi name]’ freq=2417 MHz)
NetworkManager[544]: [1599574944.8782] device (wlp4s0): supplicant interface state: authenticating -> associating
NetworkManager[544]: [1599574944.8783] device (p2p-dev-wlp4s0): supplicant management interface state: authenticating -> associating
kernel: wlp4s0: authenticated
kernel: wlp4s0: associate with [mac address] (try 1/3)
kernel: wlp4s0: associate with [mac address] (try 2/3)
kernel: wlp4s0: associate with [mac address] (try 3/3)
kernel: wlp4s0: association with [mac address] timed out
wpa_supplicant[614]: wlp4s0: CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="[wifi name]" auth_failures=1 duration=10 reason=CONN_FAILED
NetworkManager[544]: [1599574945.2745] device (wlp4s0): supplicant interface state: associating -> disconnected
NetworkManager[544]: [1599574945.2746] device (p2p-dev-wlp4s0): supplicant management interface state: associating -> disconnected
NetworkManager[544]: [1599574955.2810] device (wlp4s0): supplicant interface state: disconnected -> scanning
NetworkManager[544]: [1599574955.2811] device (p2p-dev-wlp4s0): supplicant management interface state: disconnected -> scanning

I tried disabling IPV6, setting security to wpa/wpa2, downgrading in kernels, but still no luck

Have you tried changing the wifi channel, bandwidth, using no encryption/WEP, moving the laptop closer to the AP, etc.?

Yes, tried it all, tried wifi-menu, network-manager, updating the system, firmware, etc., changing kernels but no luck. Might by the wifi card not being able to be compatible with the router, but will try a live-usb with a different OS to see if it will work.

I meant that you could try playing with the router’s settings: channel, bandwidth, band (2.4/5 GHz), encryption, etc.

I actually had this problem and couldn’t get it resolved so I ended doing a complete reinstall after changing kernels from 6.8 back down to 5.7. Do you have any other devices that can connect to the said wifi for comparison?

I tried as well to change the routers settings, and my other laptop (running on windows) and my phone (android) both work and connect to the wifi. Hopefully I don’t have to do a complete reinstall but it could be a good solution

@thiao15 Seems like we have the same wifi problem assoc with iwlwifi driver; i found a temporary solution eveytime it happens by manually removing the driver and readding it back. I am new to manjaro too .

You might want to take a look at these.

https://wiki.archlinux.org/index.php/Network_configuration/Wireless

I’ve got the same problem here with a Broadcom device. Wifi is working, but I can’t connect to a new router I installed. Tried all those things you mentioned, too, but with no success. Did you solve the issue by now?
The lspci -v lines for the adapter are:

07:00.0 Network controller: Broadcom Inc. and subsidiaries BCM4313 802.11bgn Wireless Network Adapter (rev 01)
Subsystem: Broadcom Inc. and subsidiaries Device 0609
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at d1500000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: wl
Kernel modules: bcma, wl

@echo26 Tried the script you mentioned, too, but my machine crashes when the scanning is happening, so I don’t know if this could be a workaround for me, too.

You mean /sys/bus/pci/rescan this command? Mine randomly disconnects wifi and even unable to connect back on the same wifi network. can you post log from dmesg -w.

yes, exactly. ok, so we are not facing the same problem, I guess. I still can connect to my old network, but not to the new one. It is working with 2 different smartphones and 2 other computers running manjaro / windows. If I want to connect with my computer it doesn’t work and it connects to the old network. dmesg -w gives me this, when I try to connect to the new network with NetworkManager:

[ 1475.945329] audit: type=1131 audit(1610212232.942:180): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
[ 1488.567793] audit: type=1111 audit(1610212245.566:181): pid=458 uid=0 auid=4294967295 ses=4294967295 msg='op=connection-activate uuid=fc2221db-57ce-4a28-b821-44f1e752e3b1 name="BratKartoffeln" pid=4411 uid=1000 result=success exe="/usr/bin/NetworkManager" hostname=? addr=? terminal=? res=success'
[ 1488.580710] audit: type=1130 audit(1610212245.579:182): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
[ 1488.662370] ERROR @wl_cfg80211_scan : 
[ 1488.662373] WLC_SCAN error (-22)
[ 1490.531226] ERROR @wl_set_key_mgmt : 
[ 1490.531229] invalid cipher group (1027076)
[ 1491.500986] ERROR @wl_set_key_mgmt : 
[ 1491.500989] invalid cipher group (1027076)
[ 1492.875457] ERROR @wl_set_key_mgmt : 
[ 1492.875461] invalid cipher group (1027076)
[ 1494.745761] ERROR @wl_set_key_mgmt : 
[ 1494.745768] invalid cipher group (1027076)
[ 1498.954710] audit: type=1131 audit(1610212255.952:183): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
[ 1504.622451] ERROR @wl_set_key_mgmt : 
[ 1504.622454] invalid cipher group (1027076)
[ 1516.993109] IPv6: ADDRCONF(NETDEV_CHANGE): wlp7s0: link becomes ready
[ 1517.033169] audit: type=1130 audit(1610212274.029:184): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
[ 1526.950811] audit: type=1131 audit(1610212283.949:185): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'

Yeah we dont have teh same issues, were in iwlwifi driver .

post rfkill list,
try to press the function button of your wireless controll; usually its FN + F(number).
post again your rfkill list.
Then if all says no, try to connect to your wifi again.

once the network is connected, manually add the ssid on your network manager.

Does it happen when you changed your drive to wl or it has been liek that since then?

I just did what you proposed, and after rebooting the router and then turning off and on wireless devices with the F-Button, adding the network in NetworkManager as a hidden network, it suddenly worked. Thanks a lot for your efforts!

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Yey, that’s a good news.