Here's one (e.g. my) case: Asus AC1200 USB-AC53 Nano wifi adapter. No linux driver available from the manufacturer. But there are open-source drivers available that work well, but that require the -D parameter in order to be able to use wpa_supplicant.
Quoting https://github.com/jeremyb31/rtl8822bu/blob/master/README.md NOTES This driver allows use of wpa_supplicant by using the nl80211 driver wpa_supplicant -Dnl80211 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1814012 Title: netplan type wifis needs a device option To manage notifications about this bug go to: https://bugs.launchpad.net/netplan/+bug/1814012/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
