Step 1: Check whether the ssh key already exists on the local host
The picture above indicates that it already exists. Skip to step three
Step 2: Generate ssh key
ssh-keygen -t rsa -C "[email protected]"
Step 3: Get the ssh key public key content (id_rsa.pub)
cat id_rsa.pub
Step 4: Add the public key to your Github account
Copy the content of step 3 and save it