Keyboard not working anymore after login screen

Hi,

I’m having a strange issue with a Logitech Mx Keys S keyboard on Manjaro KDE (Wayland) which was working fine before.

Current behavior:

  • The keyboard works at the SDDM/login screen.
  • The keyboard is detected in Solaar.
  • The Logitech mouse still works fine through the same Logi Bolt receiver.
  • But once the KDE session starts, key presses stop working completely.
  • The keyboard can still reconnect/pair normally.

What happened:

I was using another USB keyboard for a few days. I installed last Manjaro upgrades. I noticed my touchpad stopped working.
I installed the following packages while trying to troubleshoot my touchpad:
sudo pacman -Syu libinput xf86-input-libinput

Few days later I tried to use my logitech keyboard but it didn’t work.

I already tried:

  • rebooting
  • disconnecting/reconnecting the keyboard for Solaar
  • removing xf86-input-void (adviced by ChatGPT)
  • checking lsusb (receiver detected correctly)
  • sudo evtest /dev/input/event3 correctly receives the keyboard inputs (adviced by ChatGPT)
  • systemctl --user stop ydotoold (but still ko)

I also got this warning from Fcitx5 at some point, which I disabled then uninstalled:
“Fcitx should be launched by KWin under KDE Wayland…”

Any ideas on what to check next?

System information:

System:
  Kernel: 6.12.90-1-MANJARO arch: x86_64 bits: 64 compiler: gcc v: 16.1.1
    clocksource: tsc avail: acpi_pm
    parameters: BOOT_IMAGE=/boot/vmlinuz-6.12-x86_64
    root=UUID=9a713eb6-3b19-4e57-96d2-46e15d2a47d4 ro quiet apparmor=1
    security=apparmor resume=UUID=fc2be996-aac5-49bf-8ff3-07e101a56602
    udev.log_priority=3
  Desktop: KDE Plasma v: 6.6.5 tk: Qt v: N/A info: frameworks v: 6.26.0
    wm: kwin_wayland with: krunner vt: 1 dm: SDDM Distro: Manjaro
    base: Arch Linux
Machine:
  Type: Convertible System: LENOVO product: 82BH v: Yoga 7 14ITL5
    serial: <superuser required> Chassis: type: 31 v: Yoga 7 14ITL5
    serial: <superuser required>
  Mobo: LENOVO model: LNVNB161216 v: SDK0J40709 WIN
    serial: <superuser required> part-nu: LENOVO_MT_82BH_BU_idea_FM_Yoga 7
    14ITL5 uuid: <superuser required> Firmware: UEFI vendor: LENOVO
    v: F5CN38WW date: 10/26/2020
Battery:
  ID-1: BAT0 charge: 71.7 Wh (100%) condition: 71.7/71 Wh (101%) volts: 17.15
    min: 15.4 model: LGC L19L4PDC type: Li-poly serial: <filter> charging:
    status: full cycles: 654
Memory:
  System RAM: total: 16 GiB available: 15.42 GiB used: 5.6 GiB (36.3%)
  Message: For most reliable report, use superuser + dmidecode.
  Array-1: capacity: 16 GiB slots: 2 modules: 2 EC: None
    max-module-size: 8 GiB note: est.
  Device-1: Controller0-ChannelA type: DDR4 detail: synchronous size: 8 GiB
    speed: 3200 MT/s volts: curr: 1 width (bits): data: 64 total: 64
    manufacturer: Micron Technology part-no: 4ATF1G64HZ-3G2E1 serial: N/A
  Device-2: Controller1-ChannelA type: DDR4 detail: synchronous size: 8 GiB
    speed: 3200 MT/s volts: curr: 1 width (bits): data: 64 total: 64
    manufacturer: Micron Technology part-no: 4ATF1G64HZ-3G2E1 serial: N/A
PCI Slots:
  Permissions: Unable to run dmidecode. Root privileges required.
CPU:
  Info: model: 11th Gen Intel Core i5-1135G7 bits: 64 type: MT MCP
    arch: Tiger Lake gen: core 11 level: v4 note: check built: 2020
    process: Intel 10nm family: 6 model-id: 0x8C (140) stepping: 1
    microcode: 0xBE
  Topology: cpus: 1x dies: 1 clusters: 4 cores: 4 threads: 8 tpc: 2
    smt: enabled cache: L1: 320 KiB desc: d-4x48 KiB; i-4x32 KiB L2: 5 MiB
    desc: 4x1.2 MiB L3: 8 MiB desc: 1x8 MiB
  Speed (MHz): avg: 400 min/max: 400/4200 scaling: driver: intel_pstate
    governor: powersave cores: 1: 400 2: 400 3: 400 4: 400 5: 400 6: 400 7: 400
    8: 400 bogomips: 38720
  Flags: 3dnowprefetch abm acpi adx aes aperfmperf apic arat
    arch_capabilities arch_perfmon art avx avx2 avx512_bitalg avx512_vbmi2
    avx512_vnni avx512_vp2intersect avx512_vpopcntdq avx512bw avx512cd
    avx512dq avx512f avx512ifma avx512vbmi avx512vl bmi1 bmi2 bts cat_l2
    cdp_l2 clflush clflushopt clwb cmov constant_tsc cpuid cpuid_fault cx16
    cx8 de ds_cpl dtes64 dtherm dts epb ept ept_ad erms est f16c flexpriority
    flush_l1d fma fpu fsgsbase fsrm fxsr gfni ht hwp hwp_act_window hwp_epp
    hwp_notify hwp_pkg_req ibpb ibrs ibrs_enhanced ibt ida intel_pt invpcid
    lahf_lm lm mca mce md_clear mmx monitor movbe movdir64b movdiri msr mtrr
    nonstop_tsc nopl nx ospke pae pat pbe pcid pclmulqdq pdcm pdpe1gb pebs
    pge pku pln pni popcnt pse pse36 pts rdpid rdrand rdseed rdt_a rdtscp
    rep_good sdbg sep sha_ni smap smep split_lock_detect ss ssbd sse sse2
    sse4_1 sse4_2 ssse3 stibp syscall tm tm2 tpr_shadow tsc tsc_adjust
    tsc_deadline_timer tsc_known_freq umip user_shstk vaes vme vmx vnmi
    vpclmulqdq vpid x2apic xgetbv1 xsave xsavec xsaveopt xsaves xtopology
    xtpr
  Vulnerabilities:
  Type: gather_data_sampling mitigation: Microcode
  Type: indirect_target_selection mitigation: Aligned branch/return thunks
  Type: itlb_multihit status: Not affected
  Type: l1tf status: Not affected
  Type: mds status: Not affected
  Type: meltdown status: Not affected
  Type: mmio_stale_data status: Not affected
  Type: reg_file_data_sampling status: Not affected
  Type: retbleed status: Not affected
  Type: spec_rstack_overflow status: Not affected
  Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via
    prctl
  Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer
    sanitization
  Type: spectre_v2 mitigation: Enhanced / Automatic IBRS; IBPB:
    conditional; PBRSB-eIBRS: SW sequence; BHI: SW loop, KVM: SW loop
  Type: srbds status: Not affected
  Type: tsa status: Not affected
  Type: tsx_async_abort status: Not affected
  Type: vmscape status: Not affected
Graphics:
  Device-1: Intel TigerLake-LP GT2 [Iris Xe Graphics] vendor: Lenovo
    driver: i915 v: kernel alternate: xe arch: Xe process: Intel 10nm
    built: 2020-21 ports: active: DP-2 off: eDP-1 empty: DP-1, DP-3, DP-4,
    HDMI-A-1, HDMI-A-2, HDMI-A-3, HDMI-A-4 bus-ID: 00:02.0 chip-ID: 8086:9a49
    class-ID: 0300
  Device-2: Syntek Integrated Camera driver: uvcvideo type: USB rev: 2.0
    speed: 480 Mb/s lanes: 1 mode: 2.0 bus-ID: 3-8:4 chip-ID: 174f:243f
    class-ID: 0e02 serial: <filter>
  Display: wayland server: X.org v: 1.21.1.22 with: Xwayland v: 24.1.11
    compositor: kwin_wayland driver: X: loaded: modesetting
    alternate: fbdev,vesa dri: iris gpu: i915 display-ID: 0
  Monitor-1: DP-2 model: H32T13 built: 2024 res: mode: 2560x1440 hz: 100
    scale: 125% (1.25) to: 2048x1152 dpi: 93 gamma: 1.2 chroma: red: x: 0.682
    y: 0.310 green: x: 0.208 y: 0.702 blue: x: 0.145 y: 0.051 white: x: 0.314
    y: 0.329 size: 531x298mm (20.91x11.73") diag: 801mm (31.5") ratio: 16:9
    modes: 2560x1440, 1920x1440, 1856x1392, 1792x1344, 2048x1152, 1920x1200,
    1920x1080, 1600x1200, 1680x1050, 1680x945, 1400x1050, 1600x900,
    1280x1024, 1440x900, 1280x960, 1360x768, 1280x800, 1152x864, 1280x768,
    1280x720, 1024x768, 1024x576, 800x600, 848x480, 720x480, 640x480,
    720x400, 640x400, 640x350
  Monitor-2: eDP-1 model: ChiMei InnoLux 0x1402 built: 2018 res: 1920x1080
    dpi: 158 gamma: 1.2 chroma: red: x: 0.639 y: 0.329 green: x: 0.298 y: 0.600
    blue: x: 0.149 y: 0.059 white: x: 0.314 y: 0.329
    size: 309x173mm (12.17x6.81") diag: 354mm (13.9") ratio: 16:9
    modes: 1920x1080
  API: EGL v: 1.5 hw: drv: intel iris platforms: device: 0 drv: iris
    device: 1 drv: swrast gbm: drv: iris surfaceless: drv: iris wayland:
    drv: iris x11: drv: iris
  API: OpenGL v: 4.6 compat-v: 4.5 vendor: intel mesa v: 26.0.6-arch1.1
    glx-v: 1.4 direct-render: yes renderer: Mesa Intel Iris Xe Graphics (TGL
    GT2) device-ID: 8086:9a49 memory: 15.06 GiB unified: yes display-ID: :1.0
  API: Vulkan v: 1.4.350 layers: 6 device: 0 type: integrated-gpu name: Intel
    Iris Xe Graphics (TGL GT2) driver: mesa intel v: 26.0.6-arch1.1
    device-ID: 8086:9a49 surfaces: N/A
  Info: Tools: api: clinfo, eglinfo, glxinfo, vulkaninfo
    de: kscreen-console,kscreen-doctor wl: wayland-info
    x11: xdpyinfo, xprop, xrandr
Audio:
  Device-1: Intel 500 Series Family On-Package High Definition Audio
    vendor: Lenovo driver: sof-audio-pci-intel-tgl alternate: snd_hda_intel,
    snd_soc_avs, snd_sof_pci_intel_tgl bus-ID: 00:1f.3 chip-ID: 8086:a0c8
    class-ID: 0401
  API: ALSA v: k6.12.90-1-MANJARO status: kernel-api with: aoss
    type: oss-emulator tools: alsactl,alsamixer,amixer
  Server-1: sndiod v: N/A status: off tools: aucat,midicat,sndioctl
  Server-2: JACK v: 1.9.22 status: off tools: N/A
  Server-3: PipeWire v: 1.6.5 status: off with: pipewire-media-session
    status: active tools: pw-cat,pw-cli
  Server-4: PulseAudio v: 17.0-98-gb096 status: active with:
    1: pulseaudio-alsa type: plugin 2: pulseaudio-jack type: module
    tools: pacat,pactl
Network:
  Device-1: Intel Wi-Fi 6 AX201 driver: iwlwifi v: kernel bus-ID: 00:14.3
    chip-ID: 8086:a0f0 class-ID: 0280
  IF: wlp0s20f3 state: up mac: <filter>
  IP v4: <filter> type: dynamic noprefixroute scope: global
    broadcast: <filter>
  IP v6: <filter> type: dynamic noprefixroute scope: global
  IP v6: <filter> type: noprefixroute scope: link
  Info: services: NetworkManager, systemd-timesyncd, wpa_supplicant
  WAN IP: <filter>
Bluetooth:
  Device-1: Intel AX201 Bluetooth driver: btusb v: 0.8 type: USB rev: 2.0
    speed: 12 Mb/s lanes: 1 mode: 1.1 bus-ID: 3-10:7 chip-ID: 8087:0026
    class-ID: e001
  Report: rfkill ID: hci0 rfk-id: 3 state: up address: see --recommends
Logical:
  Message: No logical block device data found.
RAID:
  Message: No RAID data found.
Drives:
  Local Storage: total: 1011.17 GiB used: 848.78 GiB (83.9%)
  SMART Message: Unable to run smartctl. Root privileges required.
  ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Western Digital model: PC SN730
    SDBPNTY-1T00-1101 size: 953.87 GiB block-size: physical: 512 B
    logical: 512 B speed: 31.6 Gb/s lanes: 4 tech: SSD serial: <filter>
    fw-rev: 11170001 temp: 40.9 C scheme: GPT
  ID-2: /dev/sda maj-min: 8:0 vendor: SanDisk model: USB 3.2Gen1
    size: 57.3 GiB block-size: physical: 512 B logical: 512 B type: USB rev: 2.1
    spd: 480 Mb/s lanes: 1 mode: 2.0 tech: N/A serial: <filter> fw-rev: 1.00
    scheme: MBR
  SMART Message: Unknown USB bridge. Flash drive/Unsupported enclosure?
  Message: No optical or floppy data found.
Partition:
  ID-1: / raw-size: 97.66 GiB size: 95.56 GiB (97.86%) used: 80.57 GiB (84.3%)
    fs: ext4 dev: /dev/nvme0n1p2 maj-min: 259:2 label: N/A
    uuid: 9a713eb6-3b19-4e57-96d2-46e15d2a47d4
  ID-2: /boot/efi raw-size: 512 MiB size: 511 MiB (99.80%)
    used: 312 KiB (0.1%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1 label: N/A
    uuid: 9954-FF9D
  ID-3: /home raw-size: 836.18 GiB size: 821.98 GiB (98.30%)
    used: 768.22 GiB (93.5%) fs: ext4 dev: /dev/nvme0n1p4 maj-min: 259:4
    label: N/A uuid: ef5ddeff-272d-411d-9a0a-49bae31e22a8
Swap:
  Kernel: swappiness: 60 (default) cache-pressure: 100 (default) zswap: no
  ID-1: swap-1 type: partition size: 19.53 GiB used: 0 KiB (0.0%)
    priority: -2 dev: /dev/nvme0n1p3 maj-min: 259:3 label: N/A
    uuid: fc2be996-aac5-49bf-8ff3-07e101a56602
Unmounted:
  ID-1: /dev/sda1 maj-min: 8:1 size: 5.28 GiB fs: iso9660
  ID-2: /dev/sda2 maj-min: 8:2 size: 4 MiB fs: vfat label: MISO_EFI
    uuid: C1C6-0176
USB:
  Hub-1: 1-0:1 info: hi-speed hub with single TT ports: 1 rev: 2.0
    speed: 480 Mb/s (57.2 MiB/s) lanes: 1 mode: 2.0 chip-ID: 1d6b:0002
    class-ID: 0900
  Hub-2: 2-0:1 info: super-speed hub ports: 4 rev: 3.1
    speed: 10 Gb/s (1.16 GiB/s) lanes: 1 mode: 3.2 gen-2x1 chip-ID: 1d6b:0003
    class-ID: 0900
  Hub-3: 3-0:1 info: hi-speed hub with single TT ports: 12 rev: 2.0
    speed: 480 Mb/s (57.2 MiB/s) lanes: 1 mode: 2.0 chip-ID: 1d6b:0002
    class-ID: 0900
  Device-1: 3-1:10 info: SanDisk 3.2Gen1 type: mass storage
    driver: usb-storage interfaces: 1 rev: 2.1 speed: 480 Mb/s (57.2 MiB/s)
    lanes: 1 mode: 2.0 power: 224mA chip-ID: 0781:55a9 class-ID: 0806
    serial: <filter>
  Hub-4: 3-3:3 info: Genesys Logic Hub ports: 4 rev: 2.0
    speed: 480 Mb/s (57.2 MiB/s) lanes: 1 mode: 2.0 power: 100mA
    chip-ID: 05e3:0608 class-ID: 0900
  Device-1: 3-3.1:5 info: Yubicom Yubikey 4/5 OTP+U2F+CCID
    type: keyboard,HID,smart card driver: hid-generic,usbhid interfaces: 3
    rev: 2.0 speed: 12 Mb/s (1.4 MiB/s) lanes: 1 mode: 1.1 power: 30mA
    chip-ID: 1050:0407 class-ID: 0b00
  Device-2: 3-3.3:9 info: Logitech Logi Bolt Receiver
    type: keyboard,mouse,HID driver: hid-generic,hid-multitouch,usbhid
    interfaces: 4 rev: 2.0 speed: 12 Mb/s (1.4 MiB/s) lanes: 1 mode: 1.1
    power: 98mA chip-ID: 046d:c548 class-ID: 0300
  Device-3: 3-3.4:8 info: xxxxxxxx USB Type-C Digital AV Adapter
    type: billboard driver: N/A interfaces: 1 rev: 2.0
    speed: 1.5 Mb/s (183 KiB/s) lanes: 1 mode: 1.0 power: 496mA
    chip-ID: 343c:0000 class-ID: 1100 serial: <filter>
  Device-4: 3-8:4 info: Syntek Integrated Camera type: video
    driver: uvcvideo interfaces: 2 rev: 2.0 speed: 480 Mb/s (57.2 MiB/s)
    lanes: 1 mode: 2.0 power: 500mA chip-ID: 174f:243f class-ID: 0e02
    serial: <filter>
  Device-5: 3-9:6 info: Synaptics type: <vendor specific> driver: N/A
    interfaces: 1 rev: 2.0 speed: 12 Mb/s (1.4 MiB/s) lanes: 1 mode: 1.1
    power: 100mA chip-ID: 06cb:00be class-ID: ff00 serial: <filter>
  Device-6: 3-10:7 info: Intel AX201 Bluetooth type: bluetooth driver: btusb
    interfaces: 2 rev: 2.0 speed: 12 Mb/s (1.4 MiB/s) lanes: 1 mode: 1.1
    power: 100mA chip-ID: 8087:0026 class-ID: e001
  Hub-5: 4-0:1 info: super-speed hub ports: 4 rev: 3.1
    speed: 10 Gb/s (1.16 GiB/s) lanes: 1 mode: 3.2 gen-2x1 chip-ID: 1d6b:0003
    class-ID: 0900
Sensors:
  System Temperatures: cpu: 48.0 C mobo: N/A
  Fan Speeds (rpm): N/A
Repos:
  Packages: 3016 pm: pacman pkgs: 2997 libs: 604 tools: pamac,yay pm: flatpak
    pkgs: 7 pm: snap pkgs: 12
  Active pacman repo servers in: /etc/pacman.d/mirrorlist
    1: https://manjaro.mirror.wearetriple.com/stable/$repo/$arch
    2: https://ftp.gwdg.de/pub/linux/manjaro/stable/$repo/$arch
    3: https://ftp.lysator.liu.se/pub/manjaro/stable/$repo/$arch
    4: https://ct.mirror.garr.it/mirrors/manjaro/stable/$repo/$arch
    5: https://mirror.truenetwork.ru/manjaro/stable/$repo/$arch
    6: https://codingflyboy.mm.fcix.net/manjaro/stable/$repo/$arch
    7: https://repo.ialab.dsu.edu/manjaro/stable/$repo/$arch
    8: https://mirror.archlinux.tw/Manjaro/stable/$repo/$arch
Processes:
  CPU top: 5 of 312
  1: cpu: 14.7% command: chromium pid: 7988 mem: 677.9 MiB (4.2%)
  2: cpu: 12.6% command: konsole pid: 9574 mem: 250.2 MiB (1.5%)
  3: cpu: 5.1% command: zsh pid: 9593 mem: 10.9 MiB (0.0%)
  4: cpu: 5.0% command: floorp pid: 5533 mem: 709.5 MiB (4.4%)
  5: cpu: 3.5% command: chromium pid: 7906 mem: 232.9 MiB (1.4%)
  Memory top: 5 of 312
  1: mem: 709.5 MiB (4.4%) command: floorp pid: 5533 cpu: 5.0%
  2: mem: 677.9 MiB (4.2%) command: chromium pid: 7988 cpu: 14.7%
  3: mem: 489.7 MiB (3.1%) command: chromium pid: 7867 cpu: 2.0%
  4: mem: 451.0 MiB (2.8%) command: plasmashell pid: 2218 cpu: 0.8%
  5: mem: 315.6 MiB (1.9%) command: baloorunner pid: 3195 cpu: 0.0%
Info:
  Processes: 312 Power: uptime: 32m states: freeze,mem,disk suspend: s2idle
    wakeups: 0 hibernate: platform avail: shutdown, reboot, suspend, test_resume
    image: 6.13 GiB services: org_kde_powerdevil,upowerd Init: systemd v: 260
    default: graphical tool: systemctl
  Compilers: clang: 22.1.5 gcc: 16.1.1 Shell: Zsh v: 5.9 default: Bash
    v: 5.3.9 running-in: konsole inxi: 3.3.40

Check the settings in Solaar.

It’s possible some are misconfigured for your MX keyboard – I’m personally using an “MX Keys S” keyboard, which seems to have no issues in Plasma (apart from the subtle key repositioning as compared my previous keyboard) – I do have sporadic issues with my mouse, which is generally resolved by stopping/starting Solaar.

My point is that sometimes one needs to investigate the settings rather than simply restart an application, and hope it does something – you may discover a setting change that makes all the difference.

Avoid blindly taking advice from so-called AI such as ChatGPT – all that is typically returned is information that may or may not be accurate; or even have context; depending upon the source of the original information.

System information may be helpful to those wishing to help.

Please edit your post to display code, commands or command output as pre-formatted text; as per forum guidelines. See below. :point_down:

Regards.


[Mini-HowTo] Provide System Information

Basic details provided by *-fetch type apps might give enough information for someone wishing to buy a computer, however, for Support purposes it’s best to ask your system directly.

Output of the inxi command will generate more useful and detailed information for those who may wish to help:


Suggested inxi command (use either):

inxi -zv8 (short-form)
inxi --filter --verbosity=8 (long-form)

Command output should be presented as pre-formatted text in accordance with forum guidelines. :eyes:


Running inxi within a chroot environment

  • Add --color=0 to the long-form command, or…
  • Change the short-form command to inxi -zv8c0

Your privacy is respected


[Mini-HowTo] Present code or command output

Note: Grave accent (or, backtick) characters are used. :eyes:

For inline code or to show a single command:

  • please follow this simple example: code here.

For multi-line command output:

  • place text beween two rows of three (```) backtick characters to form a scrollable text box, or …
  • use the </> button in the Compose window to achieve the same result.

The empty row between these rows of backtick characters is where to paste any multi-line command output (such as inxi).

An example of a pre-formatted text enclosure:

What is a Quark?

A. In Physics, an elementary particle and fundamental constituent of matter. 
B. A character from the Star Trek: "Deep Space Nine" television series.
C. A soft, creamy, usually unsalted cheese traditional to central Europe.

Solaar settings are all by default. I tried uninstalling it. It still doesn’t work. The keyboard still works in the BIOS or login screen though. Don’t know what else I can try.

I edited the first message and added System information.

Nasty.

Annoyingly, or perhaps despicably - the MXkeys keyboard USB-C port can only be used for charging, it won’t work wired - nice move by Logitech to limit the lifespan I suppose…

Can you locate a snapshot from before you messed it up?

No :confused: I was using another keyboard while traveling for some time :confused:

I did:

systemctl --user stop ydotoold
systemctl --user disable ydotoold
killall ydotoold

And I tested again: KO

I tested with another user session → it worked.

ChatGPT proposes:

mv ~/.config/kcminputrc ~/.config/kcminputrc.bak
mv ~/.config/kxkbrc ~/.config/kxkbrc.bak

What do you think?

Mod edit: Consecutive posts merged. Please edit your previous post(s) instead to add further information. :wink:

Ok, so if you’re asking ChatGPT you’re not familiar with this s41T.

What I’d suggest is that you open Dolphin with the ~/.config folder.

Then press F3 to dual pane that folder…

Hopefully you also have a proper backup.

You can copy the file kcminputrc from your backup folder, then paste it (add ‘OLD’ to the name) next to your current one, then use MELD to compare them.

You can rename your existing one (as mentioned in ChatGPT) and then rename your imported backup to replace it.

Every time you make changes in that folder, you need to restart plasma - or to be ultra sure, log out and in again to test the effect.

But sure, after testing another USER account we know for sure this is something in your USER files and it’ll be good to see if you can figure out not only which file, but also WHY it was messed up.

cat ~/.config/kcminputrc
ls -l ~/.config/kcminputrc

But remember, you don’t have to worry about the other commands…

Rather than to DELETE a file, you just rename it by moving it to a new filename.

The downside is you just lose whatever was in the file…

So after you try mv ~/.config/kcminputrc ~/.config/kcminputrc-BORKED or whatever, you can then log out/log in, find a new kcminputrc and use something like meld to compare it with the BORKED version.

2 Likes

Great it worked, thanks a lot.

I had this in ~/.config/kcminputrc:

[Libinput][1133][50504][Logitech USB Receiver]
Enabled=false

I just put true, logged out, logged in and it worked.

3 Likes

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