MarsSeed [1] filed a deletion request for plasma5-applets-network- monitor [2]: Long dead and broken. Last released in 2016, its upstream is unmaintained since 2017. Users can install AUR/plasma6-applets-netspeed instead. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/plasma5-applets-network-monitor/