My 2¢ while using MacBook Pro. Safari Related Developer’s Tool Webpage inspector also works on Safari(see: “Apple Developer”) Open Safari > Settings > Advanced > Enable Show fatures for web developers checkbox [MAYBE] Restart Safari OPT + CMD + i to open inspector Homepage to Favorites If you want to use New Tab Page as Home Page, you can go to Settings, Home Page and enter favorites://. Then you can go to New Tab Page on any webpage, with shortcut below.