How to auto-schedule or auto-post the new RSS Feed articles:
Firstly click on Automation, which is located on the left side of the dashboard.
Locate your desired automation and click the three dots as shown in the picture. (Check out this guide on how to create a new RSS automation)
In order to add new social media accounts you have to pause the automation, so go ahead and click Pause.
Once paused the automation should go into draft mode and then click the three dots again and click Edit configuration.
Scroll down until you see How to process new feed and change it to Publish on socials.
Go ahead and choose your desired social media profile and click on it.
Scroll all the way down until you see Update and set live and click it
Once clicked you should be brought back to the automation page where you should see a little logo of your social media account on the right side of the automation as shown in the picture.