How to Start/Stop WinHTTP Web Proxy Auto-Discovery Service
Service name: WinHttpAutoProxySvc
Display name: WinHTTP Web Proxy Auto-Discovery Service
WinHTTP implements the client HTTP stack and provides developers with a Win32 API and COM Automation component for sending HTTP requests and receiving responses. In addition, WinHTTP provides support for auto-discovering a proxy configuration via its implementation of the Web Proxy Auto-Discovery (WPAD) protocol.