Hi Varisht, rpi4b is not supported by this 4.15 kernel, please try ubuntu 18.04.6 or 20.04 image:
https://ubuntu.com/download/raspberry-pi ** Tags added: sru -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1912866 Title: [18.04.3] WLAN device disappear after upgrading linux-firmware-raspi2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware-raspi2/+bug/1912866/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
