Cross platform testing of a web app or website is mandatory thing before deployment of product. To create virtual desktops manually , a lot of effort is required and expensive too.
There are many online platforms are available where you perform cross browser testing on virtual desktop browsers. One such platform is LambdaTest.
With LambdaTest, you can seamlessly test your public or locally hosted web apps across 1400+ different browsers, OS, resolutions and devices.