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    Bluetooth & Wireless Adapters no longer activating / disappeared

    This Week, after running the latest Kubuntu 24.04 LTS firmware & Kernel updates, my Bluetooth & Wifi Adapters are no longer activating or functioning.
    I currently utilise a Hard-line RTK Network Card with a Thinkpad T14 Model and thankfully still have connectivity.

    I've looked up every quick solution / work around for Bluetooth functionality dropping and No Powering Off and turning BIOS on and off from the BIOS does not work.
    I believe there is a Controller Conflict issue happening where the R-TEK hardline Ethernet is now blocking the functionality of my Qualcomm Dual Bluetooth/Wifi Chipset.

    Qualcomm drivers are not good for Linux and I can't seem to find a work around for the issue through .cfg editing.
    Is this a Kubuntu issue with Controller/Kernel type conflicts?

    Any suggestions on a Steady Kernel where the Qualcomm 7700 Dual Bluetooth/Wifi Chipset is recognized without conflicting with Ethernet?
    Appreciate any suggestions to help resolve, hopefully updated firmware will solve the issue but it is making me question Kubuntu as the right distro to use moving forward
    Last edited by Ottey; Mar 20, 2025, 08:38 PM.
  • Answer selected by Snowhog at Apr 02, 2025, 08:45 AM.

    Greetings!

    For sake of Topic closure, noted some updates as we have confirmed it was Lenovo Hardware Failure.
    Technician team came and replaced the entire Motherboard and the new chip immediately picked up WIFI/Bluetooth fuctionality.

    As such, have now converted over into the Manjaro Distros and optimising Wifi 7.
    Appears that the 6Ghz channel was both available on Kubuntu as well as Manjaro.

    However as earlier admin mentioned, I think being on the latest edge of Kernel roll outs will better suit my updated system
    Please mark topic as closed, thanks for the inputs

    Comment


      #2
      Just some additional other notes from another thread here on Kubuntu Forums:

      https://www.kubuntuforums.net/forum/...disabled/page2

      I believe it certainly could be a KDE-Plasma Controller File issue causing this issue.
      I've tried all the ModProbe Command lines, restarting of services, setting CFG edits to make sure defaults on, confirming no Hard blocks etc.

      This has feeling it is more of the Kernel Platform issue itself:

      KDE Plasma Version - 5.27.12
      KDE Frameworks: 5.115.0
      QT Version: 5.15.3
      Kernel Version: 6.8.055-generic (64 bit)

      Has anyone had similar issue, I've also seen from Mint Forums that switching Distros also doesn't help. Fedora appears to have better Kernel options.
      I've got a Ticket open with Lenovo Tech Support as well so am investigating the Qualcomm Drivers themselves as well

      Comment


        #3
        Further Investigations via the Ubuntu Firmware/Kernel FAQ

        Additionally was able to track down the Specific Bluetooth Card is actually the Intel AX211 Bluetooth
        https://community.intel.com/t5/Wirel...x/td-p/1562666

        Went and installed the 5.14+ Kernel Intel Linux Drivers into my Firmware Folder
        https://www.intel.com/content/www/us.../wireless.html

        Re-start and now Bluetooth has become active again, however still nothing for the WIFI Networks

        Comment


          #4
          I you dual boot Windows, be sure to turn off Windows Fast Startup.
          https://support.lenovo.com/gt/en/sol...n-windows-1081

          This is well known to muck with hardware, and I have personal experience with it disabling Bt, and iirc keeping the hardware from being detected.​ It also locks out drives with NTFS partitions.


          Originally posted by Ottey View Post
          I believe it certainly could be a KDE-Plasma Controller File issue causing this issue.
          I don't know what this means,
          The desktop environment itself does not affect or supply any hardware support, that is from the kernel and the bluetooth stack.

          Have you tried booting to a previous kernel? Security patches and new kernel version (there was a somewhat recent upgrade to the 6.8 kernel in Ubuntu 24.04)

          Originally posted by Ottey View Post
          I've tried all the ModProbe Command lines, restarting of services, setting CFG edits
          What were these all, specifically? And how did you determine that they were relevant to your specific wifi/Bt chipset?


          But you really do need ot provide some hardware info here (or in other ubuntu related areas) so we can see the exact chip you have

          lsusb will give the bluetooth hardware ID, even if the Wifi card itself is PCI. It will; look something like this:

          (I plugged in a USB dongle just to add variety)

          Code:
          $ lsusb
          Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
          Bus 001 Device 002: ID 1bcf:284d Sunplus Innovation Technology Inc. USB 2.0 Camera
          Bus 001 Device 003: ID 2d99:a031 Jieli Technology HECATE G1500 GAMING SPEAKERS
          Bus 001 Device 004: ID 1532:0520 Razer USA, Ltd Kraken Tournament Edition
          Bus 001 Device 005: ID 05e3:0610 Genesys Logic, Inc. Hub
          Bus 001 Device 006: ID 8087:0032 Intel Corp. AX210 Bluetooth  <-------obvious, and from my wifi card
          Bus 001 Device 007: ID 1a86:8091 QinHeng Electronics USB HUB
          Bus 001 Device 008: ID 2516:01ab Cooler Master Co., Ltd. SK653 Mechanical Keyboard
          Bus 001 Device 009: ID 25a4:9421 USB C USB C Video Adaptor
          Bus 001 Device 010: ID 24ae:2014 Shenzhen Rapoo Technology Co., Ltd. Rapoo 2.4G Wireless Device
          Bus 001 Device 011: ID 2357:0604 TP-Link TP-Link UB500 Adapter <---- not obvious, a USB Bt dongle
          Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
          Bus 002 Device 002: ID 0bda:9210 Realtek Semiconductor Corp. RTL9210 M.2 NVME Adapter
          Bus 002 Device 003: ID 05e3:0626 Genesys Logic, Inc. Hub
          Bus 002 Device 004: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter
          Knowing the exact chip can be useful as some specific devices may need specific tweaks, or even have better driver modules out there somewhere.
          The device will show up here no matter if it has a driver or functions. If it doesn't, that means it is either not connected to the mainboard or plugged in, physically damaged, or disabled in the BIOS or some hardware switch. (or possibly having its firmware locked up by Windows Fast Restart, maybe?)


          Actually,

          Originally posted by Ottey View Post
          hardline Ethernet is now blocking the functionality of my Qualcomm Dual Bluetooth/Wifi Chipset.
          ​Does this mean Bt works if the Ethernet is unplugged?

          If so, this seems to possibly be a hardware setting in the BIOS to switch off the wifi when the Ethernet is connected? I have a setting in my HP thin client I am using as a desktop PC, but I have not used that option. I'd think that this should not affect bt, but you never know,.....

          Comment


            #5
            Greetings!

            Thanks for the response and additional follow ups to understand further, let me share my lscpci list.
            My current guess on the issue is still linked to the Ethernet Controller doing something to disrupt or disable the Wifi.

            As you can see below, the Bluetooth/Wifi chip is not even showing up in the list

            00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14e8
            00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Device 14e9
            00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
            00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
            00:02.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14ee
            00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14ee
            00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
            00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 19h USB4/Thunderbolt PCIe tunnel
            00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
            00:04.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 19h USB4/Thunderbolt PCIe tunnel
            00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
            00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
            00:08.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
            00:08.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
            00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 71)
            00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
            00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f0
            00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f1
            00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f2
            00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f3
            00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f4
            00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f5
            00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f6
            00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f7
            01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller (rev 0e)
            01:00.1 Serial controller: Realtek Semiconductor Co., Ltd. RTL8111xP UART #1 (rev 0e)
            01:00.2 Serial controller: Realtek Semiconductor Co., Ltd. RTL8111xP UART #2 (rev 0e)
            01:00.3 IPMI Interface: Realtek Semiconductor Co., Ltd. RTL8111xP IPMI interface (rev 0e)
            01:00.4 USB controller: Realtek Semiconductor Co., Ltd. RTL811x EHCI host controller (rev 0e)
            02:00.0 Non-Volatile memory controller: KIOXIA Corporation NVMe SSD Controller XG8 (rev 01)
            c3:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Phoenix3 (rev d0)
            c3:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Rembrandt Radeon High Definition Audio Controller
            c3:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 19h (Model 74h) CCP/PSP 3.0 Device
            c3:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15b9
            c3:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15ba
            c3:00.5 Multimedia controller: Advanced Micro Devices, Inc. [AMD] ACP/ACP3X/ACP6x Audio Coprocessor (rev 63)
            c3:00.6 Audio device: Advanced Micro Devices, Inc. [AMD] Family 17h/19h HD Audio Controller
            c4:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 14ec
            c4:00.1 Signal processing controller: Advanced Micro Devices, Inc. [AMD] AMD IPU Device
            c5:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 14ec
            c5:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15c0
            c5:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15c1
            c5:00.5 USB controller: Advanced Micro Devices, Inc. [AMD] Pink Sardine USB4/Thunderbolt NHI controller #1
            c5:00.6 USB controller: Advanced Micro Devices, Inc. [AMD] Pink Sardine USB4/Thunderbolt NHI controller #2​

            Originally posted by claydoh View Post
            I you dual boot Windows, be sure to turn off Windows Fast Startup.
            https://support.lenovo.com/gt/en/sol...n-windows-1081
            Yes, not dual booting, and not Fast Load, was one of the first things I tried to switch off to resolve the issue.

            This is well known to muck with hardware, and I have personal experience with it disabling Bt, and iirc keeping the hardware from being detected.​ It also locks out drives with NTFS partitions.


            Originally posted by claydoh View Post
            I don't know what this means,
            The desktop environment itself does not affect or supply any hardware support, that is from the kernel and the bluetooth stack.

            Have you tried booting to a previous kernel? Security patches and new kernel version (there was a somewhat recent upgrade to the 6.8 kernel in Ubuntu 24.04)

            I tried loading another Kernel from past and the Bluetooth work but the Wifi still did not work when reverting back.

            Originally posted by claydoh View Post
            What were these all, specifically? And how did you determine that they were relevant to your specific wifi/Bt chipset?
            ModProbs were done to the Bluetooth to test whether signals were being sent, no response. There are customized Service restart Commands to retrigger Wifi & Bluetooth services but both did nothing to alleviate the issue.
            Sudo Modprob bluetooth
            sudo systemctl start bluetooth.service

            Originally posted by claydoh View Post
            But you really do need ot provide some hardware info here (or in other ubuntu related areas) so we can see the exact chip you have

            lsusb will give the bluetooth hardware ID, even if the Wifi card itself is PCI. It will; look something like this:
            This did not work for the PCI list, I shared my list above here is also the lshw list for reference, as you can see it appears the Ethernet controller is only item being recognised

            lshw -C network
            WARNING: you should run this program as super-user.
            *-network
            description: Ethernet interface
            product: RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller
            vendor: Realtek Semiconductor Co., Ltd.
            physical id: 0
            bus info: pci@0000:01:00.0
            logical name: enp1s0f0
            version: 0e
            serial: c4:ef:bb:99:a0:da
            size: 1Gbit/s
            capacity: 1Gbit/s
            width: 64 bits
            clock: 33MHz
            capabilities: bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
            configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=6.8.0-55-generic duplex=full ip=192.168.50.109 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
            resources: irq:51 ioport:a400(size=256) memory:90b14000-90b14fff memory:90b00000-90b03fff
            WARNING: output may be incomplete or inaccurate, you should run this program as super-user.​

            Originally posted by claydoh View Post
            (I plugged in a USB dongle just to add variety)
            Code:
            $ lsusb
            Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
            Bus 001 Device 002: ID 1bcf:284d Sunplus Innovation Technology Inc. USB 2.0 Camera
            Bus 001 Device 003: ID 2d99:a031 Jieli Technology HECATE G1500 GAMING SPEAKERS
            Bus 001 Device 004: ID 1532:0520 Razer USA, Ltd Kraken Tournament Edition
            Bus 001 Device 005: ID 05e3:0610 Genesys Logic, Inc. Hub
            Bus 001 Device 006: ID 8087:0032 Intel Corp. AX210 Bluetooth <-------obvious, and from my wifi card
            Bus 001 Device 007: ID 1a86:8091 QinHeng Electronics USB HUB
            Bus 001 Device 008: ID 2516:01ab Cooler Master Co., Ltd. SK653 Mechanical Keyboard
            Bus 001 Device 009: ID 25a4:9421 USB C USB C Video Adaptor
            Bus 001 Device 010: ID 24ae:2014 Shenzhen Rapoo Technology Co., Ltd. Rapoo 2.4G Wireless Device
            Bus 001 Device 011: ID 2357:0604 TP-Link TP-Link UB500 Adapter <---- not obvious, a USB Bt dongle
            Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
            Bus 002 Device 002: ID 0bda:9210 Realtek Semiconductor Corp. RTL9210 M.2 NVME Adapter
            Bus 002 Device 003: ID 05e3:0626 Genesys Logic, Inc. Hub
            Bus 002 Device 004: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter
            Originally posted by claydoh View Post
            Knowing the exact chip can be useful as some specific devices may need specific tweaks, or even have better driver modules out there somewhere.
            The device will show up here no matter if it has a driver or functions. If it doesn't, that means it is either not connected to the mainboard or plugged in, physically damaged, or disabled in the BIOS or some hardware switch. (or possibly having its firmware locked up by Windows Fast Restart, maybe?)
            Yes, I agree, this appears to be more specific to the specific WIFI / BLUETOOTH devices themselves and making sure they are being recognized with the right Kernels


            Actually,

            Originally posted by claydoh View Post
            ​Does this mean Bt works if the Ethernet is unplugged?

            If so, this seems to possibly be a hardware setting in the BIOS to switch off the wifi when the Ethernet is connected? I have a setting in my HP thin client I am using as a desktop PC, but I have not used that option. I'd think that this should not affect bt, but you never know,.....
            I checked this again multiple times in the BIOS but can confirm I have the Auto-Switch turned off so it should still recognize the WIFI even if the Ethernet is connected
            Last edited by Snowhog; Mar 21, 2025, 11:22 AM. Reason: Corrected quoting

            Comment


              #6
              Reading further into Qualcomm support for Linux Drivers and others with similar issues.
              Sounding like path is to upgrade to 25.04 Dev where the new Kernel is picking up the Wifi Qualcomm Drivers better

              https://www.reddit.com/r/Ubuntu/comm...ter/?rdt=51845

              https://sypalo.com/how-to-upgrade-ubuntu

              Building a WPA Supplicant via their instructions seems a bit extreme
              https://w1.fi/cgit/hostap/plain/wpa_supplicant/README

              Comment


                #7
                You don't even show a WiFi card in your lspci output. That means it is not plugged in or broken (highly unlikely) or disabled at the hardware level somehow.


                You also stated that you have Intel AX211. That is your WiFi. It also provides your bluetooth. Qualcomm isn't relevant here with intel ax211

                But show us the lsusb to help clarify which specific model of chip you do have. The ID can be used to find this if the displayed name isn't helpful.

                The lsusb command should show your BT, it will be a USB device even though it isn't connected directly by USB, and the WiFi being m.2 PCI. Ya, it It's weird.

                As the Bt is apparently working, this further points at the WiFi being disabled or turned off at the mainboard level. BIOS setting, hardware switch ( rare these days), or keyboard function key combo (fn-F5 on thinkpads iirc?).


                So, I may have missed it, but does disconnecting the Ethernet Restore your WiFi??

                Wpasupplicant is meaningless if the hardware is not present, disabled or whatever. It isn't something you'd need to mess with in general, either.

                Comment


                  #8
                  I experienced a similar situation. I had just installed this version after booting from the latest ISO to try it out. Bluetooth, wireless and audio were all working on the Live test and the fresh install. Notice popped up that there were updates so I ran sudo apt upgrade and rebooted. Bluetooth, wireless and audio were no longer working. I did a clean reinstall and they are all working again. I don't know enough to try and diagnose what happened. I listed the upgrades available but nothing seemed to touch those devices unless it was hidden in kernel or lib updates.

                  Comment


                    #9
                    Originally posted by MichaelD View Post
                    I experienced a similar situation. I had just installed this version after booting from the latest ISO to try it out. Bluetooth, wireless and audio were all working on the Live test and the fresh install. Notice popped up that there were updates so I ran sudo apt upgrade and rebooted. Bluetooth, wireless and audio were no longer working. I did a clean reinstall and they are all working again. I don't know enough to try and diagnose what happened. I listed the upgrades available but nothing seemed to touch those devices unless it was hidden in kernel or lib updates.
                    You might want to start a new thread for this, and provide the details about your wifi card, try booting to a previous kernel, and go from there.

                    This I think is quite different as the OP's wifi hardware ID isn't showing, so the issue here is at a hardware level, not the OS level.

                    Comment


                      #10
                      How do I tell which kernel version I currently have running?

                      Comment


                        #11
                        Look at the "About this System" in System Settings, or open the full tool KInfoCenter, or uname -r in the terminal

                        Comment


                          #12
                          Thank you. Well it turns out it was not the updates that caused my problem but the installation of the nVidia drivers for my GTX970m adapter. I'll be started a new thread about this but atm I have to post from a different computer so I won't be able to paste the output from lspci into a post.

                          Comment


                            #13
                            Originally posted by claydoh View Post
                            You don't even show a WiFi card in your lspci output. That means it is not plugged in or broken (highly unlikely) or disabled at the hardware level somehow.


                            You also stated that you have Intel AX211. That is your WiFi. It also provides your bluetooth. Qualcomm isn't relevant here with intel ax211

                            But show us the lsusb to help clarify which specific model of chip you do have. The ID can be used to find this if the displayed name isn't helpful.

                            The lsusb command should show your BT, it will be a USB device even though it isn't connected directly by USB, and the WiFi being m.2 PCI. Ya, it It's weird.

                            As the Bt is apparently working, this further points at the WiFi being disabled or turned off at the mainboard level. BIOS setting, hardware switch ( rare these days), or keyboard function key combo (fn-F5 on thinkpads iirc?).


                            So, I may have missed it, but does disconnecting the Ethernet Restore your WiFi??

                            Wpasupplicant is meaningless if the hardware is not present, disabled or whatever. It isn't something you'd need to mess with in general, either.
                            Yes, so some clarification, I went back into my Lenovo T14 build and can confirm Qualcomm FastConnect 7800 Dual Bluetooth Adapter is my Bluetooth/Wifi dual chip.
                            Per lsusb you cannot even see a Qualcomm listing here so it definitely appears that something is switching off the WIFI at the mainboard level, would this be a WIRELESS WAN/LAN.

                            Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
                            Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
                            Bus 002 Device 002: ID 05e3:0610 Genesys Logic, Inc. Hub
                            Bus 002 Device 003: ID 06cb:00f9 Synaptics, Inc.
                            Bus 002 Device 004: ID 10ab:9309 USI Co., Ltd
                            Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
                            Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
                            Bus 004 Device 002: ID 5986:1199 Bison Electronics Inc. Integrated Camera
                            Bus 005 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
                            Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
                            Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
                            Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
                            Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub​

                            I'm wondering with Ethernet Hard Line that by default it is switching off the Wifi/Bluetooth but strange that the Bluetooth functionality occasionally comes back on as well.
                            My major concerns however kind of come back to the earlier thread around 25.04 in which users were stating in order to properly operate WIFI 7 you need to have drivers from 25.04

                            I'm currently using a WIFI 7 arrangement too and I certainly don't want to use a downgraded Kubuntu driver for basis of Network recognition.. so now I'm exploring 24.10 Kubunto upgrade or doing the 25.04 upgrade as mentioned in

                            https://sypalo.com/how-to-upgrade-ubuntu

                            Unless others may have some sort of solution to this Qualcomm WIFI 7 issue in Kubuntu 24.04 LTS, itself would be great to hear
                            To answer your earlier question, no, unplugging the Ethernet and restarting BIOS did not solve the issue either, the WIFI chip itself appears to have entirely disappeared.

                            My guess is that RealTek Ethernet Driver more or less operates as a Unified Driver and I may have to get into that blacklisting process in order to get the WIFI to pick up again
                            Last edited by Ottey; Mar 21, 2025, 07:36 PM.

                            Comment


                              #14
                              So, can you post the lspci /lsusb when the Ethernet is disconnected?
                              We really can't say too much without knowing the exact chip via its hardware ID.


                              I suggest trying out live sessions of 24.10, 25.04 ( cdimage.ubuntu.com) and even others such as current Fedora or an Arch based distro with a reasonably up to date live ISO, such as Endeavour or maybe Manjaro, to see if a more current kernel stack does work. BUT the hardware still needs to be visible. Blacklisting a driver module probably won't do anything to make that happen, but I can't say for sure.

                              You can pull hardware IDs from a live session as well, if the hardware is enabled and working of course.

                              Wifi 7 is still sort of cutting edge-ish, so you don't necessarily want to use an LTS type distro like Ubuntu 24.04 that perhaps came out a bit too early for this.
                              However, the fact that it was working already really confuses things. Running a live OS session before installing can help determine if it is working better on the more modern stack before committing to an install.


                              Also, it can help to provide more exact laptop model information. T14s have many generations, and finding data on your specific one might help clear things up a bit.

                              if you haven't yet, do visit Lenovo's user forums. They are quite Linux friendly and will have more expertise in their user base -- Thinkpads are extremely popular with developer types. General Ubuntu support venues will be useful as well, to add more eyeballs and perhaps someone who has had the same sort of issue on the same hardware.

                              Comment


                                #15
                                Yes, so without Ethernet plugged in lscpci still shows now recognition of the Hardware, I believe it is RealTek Controller driver may be taking precedent over recognizing the Qualcomm hardware.
                                To answer your question, I'm using a T14 Gen 5 - AMD computer.

                                All really good points on LTS distro in order to recognize WIFI 7, I'm going to have to step up the game a bit to the latest distros.
                                As mentioned, I do have a Lenovo Ticket opened and Customer Support looking into this with their Linux specialist to get more info.

                                I'll dig around for best Linux Distros to recognize Wifi 7 set ups... which is all really strange because as of early this week my wifi was working just fine and it was recognizing 6Ghz channel .. then something happened

                                00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14e8
                                00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Device 14e9
                                00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
                                00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
                                00:02.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14ee
                                00:02.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14ee
                                00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14ee
                                00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
                                00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 19h USB4/Thunderbolt PCIe tunnel
                                00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
                                00:04.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 19h USB4/Thunderbolt PCIe tunnel
                                00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14ea
                                00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
                                00:08.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
                                00:08.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 14eb
                                00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 71)
                                00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
                                00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f0
                                00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f1
                                00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f2
                                00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f3
                                00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f4
                                00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f5
                                00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f6
                                00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 14f7
                                01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller (rev 0e)
                                01:00.1 Serial controller: Realtek Semiconductor Co., Ltd. RTL8111xP UART #1 (rev 0e)
                                01:00.2 Serial controller: Realtek Semiconductor Co., Ltd. RTL8111xP UART #2 (rev 0e)
                                01:00.3 IPMI Interface: Realtek Semiconductor Co., Ltd. RTL8111xP IPMI interface (rev 0e)
                                01:00.4 USB controller: Realtek Semiconductor Co., Ltd. RTL811x EHCI host controller (rev 0e)
                                03:00.0 Non-Volatile memory controller: KIOXIA Corporation NVMe SSD Controller XG8 (rev 01)
                                c4:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Phoenix3 (rev d0)
                                c4:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Rembrandt Radeon High Definition Audio Controller
                                c4:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 19h (Model 74h) CCP/PSP 3.0 Device
                                c4:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15b9
                                c4:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15ba
                                c4:00.5 Multimedia controller: Advanced Micro Devices, Inc. [AMD] ACP/ACP3X/ACP6x Audio Coprocessor (rev 63)
                                c4:00.6 Audio device: Advanced Micro Devices, Inc. [AMD] Family 17h/19h HD Audio Controller
                                c5:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 14ec
                                c5:00.1 Signal processing controller: Advanced Micro Devices, Inc. [AMD] AMD IPU Device
                                c6:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 14ec
                                c6:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15c0
                                c6:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15c1
                                c6:00.5 USB controller: Advanced Micro Devices, Inc. [AMD] Pink Sardine USB4/Thunderbolt NHI controller #1
                                c6:00.6 USB controller: Advanced Micro Devices, Inc. [AMD] Pink Sardine USB4/Thunderbolt NHI controller #2​

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