Apple debuts larger MacBook Air

Apple has launched its first large-screen MacBook Air and new versions of the Mac Studio and Mac Pro, seeking to better compete with Windows PCs and reverse a sales slide that plagued its most recent earnings.

The larger MacBook Air, announced Monday at the company’s Worldwide Developers Conference, has a 15.3-inch screen, compared with a 13-inch display on most MacBook Air models since the product debuted in 2008. The new product, which starts at $1,299, ...