Forget a Wifi Connection on Chromebook

FORGET

Wifi Connection on Windows Laptop

Click the Windows Start Flag then click the settings icon

Click on Network & Internet and select the Wi-Fi option from the left.

Click on Manage Known Networks. 

Click the Network(s) that you would like to forget & they disappear.

Click the Wi-Fi icon to search for the network you want to RE-connect to & enter the necessary info to connect.