The "open in dashboard" button with the scissors? If you click on a blank sppace in the title bar you can choose "Customize Toolbar" (or click on View > Customize Toolbar) and then drag it back on.
Shop for your Apple, Mac, iPhone and other computer products on Amazon.
We are a participant in the Amazon Services LLC Associates Program, an affiliate program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.