There are times when the WiFi network just can't give you the connection you need. Perhaps you are at work and the WiFi just can't cope with all the iPads and iPhones accessing it so it slows your browsing to a crawl (or your boss decides to change the password for the same reason). Maybe you are in a hotel and can't connect all your devices to the room's WiFi at once. Or possibly you want to allow someone onto your WiFi but you don't want to give away the password. It's easy to create a hotspot from your Mac and share your connection with other devices via WiFi, we'll show you how. You will need to have an Ethernet connection to your Mac. Step 1 Open System Preferences and select Sharing Step 2