Provisioned a K3S cluster on a remote machine and try to manage it through the kubectl cli command.
After the cluster is provisioned, download /etc/rancher/k3s/k3s.yaml and modify the line server: https://127.0.0.1:6443, replace the localhost IP with the IP of the remote server
Then, set the ENV VAIRABLE poiniting to where the file is kept as below,
export KUBECONFIG=/where the k3s.yaml is located/
You could then use kubectl to manage the cluster