Once you log in, click on "Settings"

Fill up your profile details and click on "Your Website"

Enter your URL in the "Website" field and hit the 'Save & Update' button

Go back to "Profile" or "Settings" and click on "Click here to go to your About Me page"

Your first backlink is ready.

Now visit the URL as shown in the pic and log in using your credentials.

Now click on "Settings"

Enter your URL in the "Website" field

Click on "View Profile" to check out your second backlink.

Now go back to your cloud main page and under 'Recommended Files', click on "Talk"

Click on the "+" icon and select "New Text File"

Now write your content and place your contextual backlink as shown in the pic

Click on "Share Link" under "Sharing" to find the public URL of your backlink.

Voila! Your contextual backlink is also ready.