Devuan GNU+Linux is a free software operating system for your
computer. Free software means you are free to use, copy
and distribute, study, change the software, and share your
modifications with the community.
software freedom, your way
apt install policykit-1
admin : optional
framework for managing administrative policies and privileges
PolicyKit is an application-level toolkit for defining and handling the policy
that allows unprivileged processes to speak to privileged processes.
It is a framework for centralizing the decision making process with respect to
granting access to privileged operations for unprivileged (desktop)