This looks like it works on 4.15.0-46-generic #49 now. Wifi seems to be working while booted in secure mode.
modinfo attached showing it as signed with ver PKCS#7 / md4 lappy5k:~$ uname -a Linux lappy5k 4.15.0-46-generic #49-Ubuntu SMP Wed Feb 6 09:33:07 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux lappy5k:~$ mokutil --sb-state SecureBoot enabled lappy5k:~$ cat iwconfig-info.txt wlo1 IEEE 802.11 ESSID:"LEDE" Mode:Managed Frequency:2.412 GHz Access Point: 16:91:82:35:66:B8 Bit Rate=144.4 Mb/s Tx-Power=20 dBm Retry short limit:7 RTS thr=2347 B Fragment thr:off Encryption key:off Power Management:on Link Quality=61/70 Signal level=-49 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:3 Missed beacon:0 lappy5k:~$ cat /etc/os-release NAME="Ubuntu" VERSION="18.04.2 LTS (Bionic Beaver)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 18.04.2 LTS" VERSION_ID="18.04" HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" VERSION_CODENAME=bionic UBUNTU_CODENAME=bionic ** Attachment added: "modinfo-r8822be.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1806472/+attachment/5239669/+files/modinfo-r8822be.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1806472 Title: RTL8822BE WiFi Disabled in Kernel 4.18.0-12 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1806472/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs