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#1 2020-08-24 21:08:43

Jont828
Member
Registered: 2018-01-12
Posts: 32

No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

I just completed a new PC build using the MSI B550 Gaming Edge Wifi motherboard with built in wifi and bluetooth support. I installed Windows first and got the wifi working, so I know the built in wifi is functional. I booted up Arch from a USB, and when I run ifconfig, I only see `lo`, and there is no `wlan0` or `eth0` section in the output. I did run `lspci -k`, and a grep search showed a Network interface with Intel called `iwlwifi`. I tried to run `ip link set iwlwifi up`, but it is unable to find `iwlwifi`. I'm a bit stuck here since in my past installations on laptops, I was able to find a wifi profile. Should I buy an ethernet cable and see if connecting to that changes anything? Or is there another way to go about this that I'm not seeing?

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#2 2020-08-24 21:16:36

loqs
Member
Registered: 2014-03-06
Posts: 17,315

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

iwlwifi is a kernel module not an interface name.  Did you install the linux-firmware package?
If it is installed,  dump the output of dmesg to portable media and post it from a system with internet access.

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#3 2020-08-24 21:26:47

Jont828
Member
Registered: 2018-01-12
Posts: 32

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

I'm not sure, let me boot up to Arch again and check. What do you mean by posting it from a system with internet access? Would I be installing something to a portable USB from a working Linux install, and then copying the package over?

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#4 2020-08-25 00:47:48

loqs
Member
Registered: 2014-03-06
Posts: 17,315

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

If linux-firmware is installed.  Boot installation media,  set up networking if needed,  chroot in  as you did during installation.
Then see the tip box from pastebin to pipe the output of `journalctl -b -1` to the pastebin then post the link.

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#5 2020-08-25 01:04:36

Jont828
Member
Registered: 2018-01-12
Posts: 32

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

I currently have not formatted the disk or installed packages yet, should I go ahead and set up the partitions first?

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#6 2020-08-25 01:20:00

loqs
Member
Registered: 2014-03-06
Posts: 17,315

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

I thought you had installed the system,  my mistake.
You followed Wireless#Check_the_driver_status
From the `lspci` output,  what is the model of Intel WiFI?   If you search dmesg for iwlwifi messages as mentioned on the wiki page are their any?
Edit:
What version of the installation media are you using?

Last edited by loqs (2020-08-25 01:23:59)

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#7 2020-08-25 04:09:39

Jont828
Member
Registered: 2018-01-12
Posts: 32

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

I'm running the Arch ISO I downloaded on August 1st. The network controller is called "Intel Corporation Wifi-6 AX200 (rev 1a)" and the device name is "RTL8111E Giga LAN. I grep searched the dmesg output for iwlwifi and it said that it was enabling the device, detected Intel WIfi 6 AX 200, and then said that the direct firmware load for iwl-debug-yoyo.bin failed with error -2. Here are some pics of the output. https://imgur.com/a/U2dFYDC

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#8 2020-08-25 05:05:35

loqs
Member
Registered: 2014-03-06
Posts: 17,315

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

What is the output of `ip l`?

Last edited by loqs (2020-08-25 05:06:10)

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#9 2020-08-25 07:01:41

Jont828
Member
Registered: 2018-01-12
Posts: 32

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

It only shows one entry for lo/loopback.

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#10 2020-08-25 15:33:11

loqs
Member
Registered: 2014-03-06
Posts: 17,315

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

Please try the 2020.06.01 ISO which uses a 5.6 kernel instead of 5.7  See if the result is the same.

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#11 2020-08-27 04:39:08

Jont828
Member
Registered: 2018-01-12
Posts: 32

Re: No wifi or ethernet profiles on MSI B550 Gaming Edge Wifi

Got it! I had an old ISO from January 2020 that I had previously completed an install on and reflashed it. Detected the profile "wlan0" and wifi-menu is included as well. I hadn't thought of the idea that changing the ISO could help. Anyway thanks for the help, and I guess I've learned the lesson of don't update an ISO that works for no reason.

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