Fedora Linux
https://packages.fedoraproject.org/pkgs/nextcloud-client/nextcloud-client/ https://bodhi.fedoraproject.org/updates/?packages=nextcloud-client
sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2022-0d28863edd
Ubuntu Linux
sudo -s add-apt-repository ppa:nextcloud-devs/client apt update apt install nextcloud-client