Alt+Enter is a shortcut key most often used to create a new line in a Microsoft Excel cell.
How to use the Alt+Enter shortcut key
Alt+Enter in Microsoft Excel
Using Alt+Enter in Internet browsers
In all major Internet browsers (Chrome, Edge, Firefox, Internet Explorer, and Opera) pressing Alt+Enter opens a search in a new tab. For example, if you type "computer help" in the address bar or search bar and then press Alt+Enter a search for "computer help" opens in a new tab.
Alt+Enter in Windows
Alt+Enter in the Windows command line
In early versions of Microsoft Windows (Windows XP and lower), pressing the Alt+Enter key would resize the Windows command line from a window to a full screen. More recent versions of Windows no longer support this shortcut key.
Alt+Enter in TextPad
In TextPad, pressing Alt+Enter opens the document properties that displays statistics such as the characters, words, and lines in the document.
Related keyboard shortcuts
Below are links to related keyboard key and keyboard shortcut pages.