After that, i running sudo apt install bcmwl-kernel-source. The output is here : Reading package lists... Done Building dependency tree Reading state information... Done bcmwl-kernel-source is already the newest version (6.30.223.271+bdcom-0ubuntu5). The following packages were automatically installed and are no longer required: fonts-font-awesome libfprint-2-tod1 linux-headers-5.4.0-42 linux-headers-5.4.0-42-generic linux-image-5.4.0-42-generic linux-modules-5.4.0-42-generic linux-modules-extra-5.4.0-42-generic linux-modules-nvidia-440-5.4.0-42-generic oxygen-icon-theme Use 'sudo apt autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 4 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] Y Setting up bcmwl-kernel-source (6.30.223.271+bdcom-0ubuntu5) ... Loading new bcmwl-6.30.223.271+bdcom DKMS files... Building for 5.4.0-47-generic Building for architecture x86_64 Building initial module for 5.4.0-47-generic Done.
wl.ko: Running module version sanity check. - Original module - No original module exists within this kernel - Installation - Installing to /lib/modules/5.4.0-47-generic/updates/dkms/ depmod... DKMS: install completed. modprobe: ERROR: could not insert 'wl': Operation not permitted modprobe: ERROR: ../libkmod/libkmod-module.c:990 command_do() Error running install command '/sbin/modprobe --ignore-install wl ' for module wl: retcode 1 modprobe: ERROR: could not insert 'wl': Invalid argument update-initramfs: deferring update (trigger activated) Processing triggers for initramfs-tools (0.136ubuntu6.2) ... update-initramfs: Generating /boot/initrd.img-5.4.0-47-generic Wifi settings just still not available, is there any other way? Thank you ** Attachment added: "Screenshot from 2020-09-16 23-07-15.png" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1890223/+attachment/5411364/+files/Screenshot%20from%202020-09-16%2023-07-15.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890223 Title: No Wi-Fi Adapter Found Ubuntu 20.04 after updated Linux kernel to version 5.4.0-42-generic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1890223/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
