Giving Render access to your GitHub repositories for deployment.
Follow these steps to give Render access to your GitHub repositories for deployment of full stack web applications.
Click “New +” and select “Web Service”

On the right of the page, select “+ Connect account” for GitHub

Select your GitHub account

Ensure All repositories is selected and click “Install”

Now your Render account is set up and connected to GitHub, you are ready to deploy your first project.