More simply, the kernel version you have (from Ubuntu 18.04) is too old to support such new hardware. Instead you need Ubuntu 18.04.4 or Ubuntu 20.04.
-- 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/1880536 Title: HDMI port is not working Status in linux package in Ubuntu: Won't Fix Bug description: HDMI port is not working and I don't the second secreen in Display settings. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: xorg 1:7.7+19ubuntu7.1 ProcVersionSignature: Ubuntu 4.15.0-101.102-generic 4.15.18 Uname: Linux 4.15.0-101-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.14 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Mon May 25 11:13:51 2020 DistUpgraded: 2020-05-22 16:25:45,628 DEBUG /openCache(), new cache size 97390 DistroCodename: bionic DistroVariant: ubuntu ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Device [8086:9b41] (rev 02) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:5079] InstallationDate: Installed on 2020-04-02 (52 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) MachineType: LENOVO 20RD004FMH ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-101-generic root=/dev/mapper/username--vg-root ro quiet splash vt.handoff=1 Renderer: Software SourcePackage: xorg UpgradeStatus: Upgraded to bionic on 2020-05-22 (2 days ago) dmi.bios.date: 11/29/2019 dmi.bios.vendor: LENOVO dmi.bios.version: R16ET21W (1.07 ) dmi.board.asset.tag: Not Available dmi.board.name: 20RD004FMH dmi.board.vendor: LENOVO dmi.board.version: SDK0J40697 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrR16ET21W(1.07):bd11/29/2019:svnLENOVO:pn20RD004FMH:pvrThinkPadE15:rvnLENOVO:rn20RD004FMH:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone: dmi.product.family: ThinkPad E15 dmi.product.name: 20RD004FMH dmi.product.version: ThinkPad E15 dmi.sys.vendor: LENOVO version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.99-1ubuntu1~18.04.2 version.libgl1-mesa-dri: libgl1-mesa-dri 19.2.8-0ubuntu0~18.04.3 version.libgl1-mesa-glx: libgl1-mesa-glx 19.2.8-0ubuntu0~18.04.3 version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu4.4 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.0.1-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1880536/+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
