To remove LimaCharlie Net WireGuard configuration on Windows,
Open Task Manager and look for WireGuard in the list; expand it to see the name of the configuration name (e.g. hcp_net)
Open a command prompt with Administrator rights
Run the command:
%programfiles%\\\\wireguard\\\\wireguard.exe /uninstalltunnelservice CONF_NAME
Note that CONF_NAME is likely hcp_net