To Remove a WiFi connection from Windows 10 is not a big problem and it is easy to do this, sometime I will unnecessary WiFi remove without disconnect the WiFi USB stick!
Simple run the command ms-settings:network-wifisettings and click on Forget of the WiFi connection that is unnecessary. (... see Image 1 Point 1 & 2)
and click or tap on you Windows 10 Tablet PC Forget (... see Image 1 Point 4)
Info: this action will delete the saved WiFi password if you reconnect to the same WiFi network you must reenter the WiFi password again.
For tablet PC: TAP / CLICK:
► Windows Logo ► Settings ► Network & Internet ► WiFi ► Manage Know Networks
See also: ► Wi-Fi Password find end see ► Show Driver Information, how to
FAQ 197: Updated on: March 25th 2018 12:23