Thank you for reporting this bug to Ubuntu. Ubuntu 18.10 (cosmic) reached end-of-life on July 18, 2019.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. --- Pander, please open a new bug by running: ubuntu-bug linux. ** Changed in: linux (Ubuntu) Status: Incomplete => Won't Fix -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1796573 Title: Keyboard backlight not working on ubuntu 18.10, but works on 18.04 Status in Linux: Confirmed Status in linux package in Ubuntu: Won't Fix Bug description: 1) 18.10 2) 3) keyboard backlight turns on 4) nothing I have ASUS s14 s406ua laptop and I can't turn my keyboard backlight on... ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: linux-image-4.18.0-8-generic 4.18.0-8.9 ProcVersionSignature: Ubuntu 4.18.0-8.9-generic 4.18.7 Uname: Linux 4.18.0-8-generic x86_64 ApportVersion: 2.20.10-0ubuntu11 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: nadavshabtai 2215 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Sun Oct 7 19:21:02 2018 InstallationDate: Installed on 2018-09-28 (9 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 13d3:3500 IMC Networks Bus 001 Device 002: ID 13d3:56a2 IMC Networks Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: ASUSTeK COMPUTER INC. X406UAR ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-8-generic root=UUID=35bafd0c-f18c-4cc0-9146-d0f9f77447ff ro quiet splash vt.handoff=1 RelatedPackageVersions: linux-restricted-modules-4.18.0-8-generic N/A linux-backports-modules-4.18.0-8-generic N/A linux-firmware 1.175 SourcePackage: linux UpgradeStatus: Upgraded to cosmic on 2018-09-28 (9 days ago) dmi.bios.date: 04/24/2018 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: X406UAR.309 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: X406UAR dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX406UAR.309:bd04/24/2018:svnASUSTeKCOMPUTERINC.:pnX406UAR:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX406UAR:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: VivoBook dmi.product.name: X406UAR dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1796573/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp