How to add user to sudoers?

Q&A
#1

Hi,
so I created /etc/sudoers.d/visudo
(filename was chosen by visudo) with content:

username ALL=(ALL:ALL) ALL

…logged out & in but my application still complains about sudo permissions missing

any ideas ?

#2

Check out this link - Create and enable a new user space — Documentation for Clear Linux* project

Chris