Go to Apps and Click on PC settings

 

(Image shows PC Settings selected under Apps)

Click on Network

(Image shows Network selected under PC settings)

 

Click on Connections and click on Manage known networks


 

(Two images, one shows Connections selected under Network and the other shows a Not Connected Icon under WiFi)

Click on CCS Net and click on forget


(Image shows Manage known Networks)


(Images shows wording Choose a network to forget, CCS Net is selected and the Forget button is visible)