Yes, it does. The DHCP option will tell your _OS_ about the PAC file, but the browser won't ask the OS for that information unless the "Use system proxy settin

Yes, it does. The DHCP option will tell your _OS_ about the PAC file, but the browser won't ask the OS for that information unless the "Use system proxy settings" option (which is the default) is selected. The choices in this dialog map to the preference values I describe in https://news.ycombinator.com/item?id=12175050 https://news.ycombinator.com/item?id=12175050 as follows: "No Proxy": 0 "Auto-detect proxy settings for this network": 4 "Use system proxy settings": 5 "Manual proxy configuration": 1 "Automatic proxy configuration URL": 2