How to uninstall a globally installed package with Yarn?
you have to read yarn documentation
yarn global remove @quasar/cli
https://classic.yarnpkg.com/en/docs/cli/global
In Linux:
which <the package name: packageXYZ>
output: /home/user1234/.nvm/versions/node/v16.13.0/bin/packageXYZ
go there and delete it!