Thank you for the bug report, where did you get the kernel from? The focal serie doesn't have 5.8 available neither in standard nor as an upgrade
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to usb-modeswitch in Ubuntu. https://bugs.launchpad.net/bugs/1910982 Title: ZTE Modem USB stick not recognized with kernel 5.8 Status in usb-modeswitch package in Ubuntu: New Bug description: Description: Ubuntu 20.04.1 LTS Release: 20.04 Linux ubuntu-dev 5.8.0-36-generic #40~20.04.1-Ubuntu SMP Wed Jan 6 10:15:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux usb-modeswitch: Installed: 2.5.2+repack0-2ubuntu3 Candidate: 2.5.2+repack0-2ubuntu3 Version table: *** 2.5.2+repack0-2ubuntu3 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages 100 /var/lib/dpkg/status ZTE Modem USB stick is not recognized with kernel 5.8. It works fine with kernel 5.4. Other versions not tested. 5.8 syslog shows: Jan 11 07:58:54 ubuntu-dev usb_modeswitch_dispatcher[2915]: Unable to open bind list file: No such file or directory Jan 11 07:58:54 ubuntu-dev usb_modeswitch[2915]: usb_modeswitch: add device ID 19d2:1589 to driver option Jan 11 07:58:54 ubuntu-dev usb_modeswitch[2915]: usb_modeswitch: please report the device ID to the Linux USB developers! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/usb-modeswitch/+bug/1910982/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp