First See how to install docker in your Ubuntu machine : Install Docker in Ubuntu

1. Update the system: sudo apt-get update -y
2. Upgrade the system: sudo apt-get upgrade -y
3. Add additional packages if not installed:

  1. sudo apt-get install curl
  2. sudo apt-get install apt-transport-https

4. Download Minikube Binary : wget

Once the binary is downloaded, copy it to the path /usr/local/bin and set the executable permissions on it
5. Copying: sudo cp minikube-linux-amd64 /usr/local/bin/minikube
6. Giving permission: sudo chmod +x /usr/local/bin/minikube

Congratulations! you have successfully installed Minikub
7. Check version: minikube version
Kubectl is a command utility which is used to interact with Kubernetes cluster for managing deployments, service and pods etc.

8. Install Kubectl : curl -LO`curl -s`/bin/linux/amd64/kubectl

9. Give permission to downloaded package: chmod +x kubectl
10. Move the package to /usr/local/bin/ folder : sudo mv kubectl /usr/local/bin/

Now verify the kubectl version

kubectl version -o yaml

Note: For adding “Docker” for Minikube , user following command: minikube start --driver=docker or minikube config set driver docker