id="article-body" class="row" section="article-body"> The 12.3-inch Surface Pro 6 (left) and the 12.9-inch iPad Pro. 

Sarah Tew/CNET Looks like Apple is getting more serious about making the iPad into a laptop replacement. At WWDC 2019, its annual developers conference, Apple introduced iPadOS, a dedicated operating system for the iPad that breaks away from some of iOS' limitations, especially when it comes to productivity. 

Apple will release iPadOS this fall as a free software update for the iPad Air 2 and iPad Mini (released earlier this year), all the iPad Pros, the 2017 iPad, the 2018 iPad and the iPad Mini 4. However, the public beta is available now if you want to start testing out the features (though updating is not without risk). We installed it on an 11-inch 2018 iPad Pro to see if the new OS has solved some old issues. 

The feature that has generated some of the most interest is the addition of bluetooth mouse support. While that might sound like a big step towards