With thousands of different web browsers, operating systems, and device combinations available, cross-browser testing is crucial for software companies to ensure a consistent user experience across every customer. This process involves testing a web application or website across multiple browsers to identify and fix any issues prior to release, ensuring that every customer has a positive user experience with the product. Different browsers handle JavaScript differently, making it essential to use cloud-based cross-browser testing platforms that provide infrastructure and tools for comprehensive testing. These platforms enable parallel testing, visual testing, and scalability, allowing software development teams to scale testing coverage without compromising speed or quality. By incorporating cross-browser testing into their software development and QA processes, organizations can build digital confidence, unlock new revenue opportunities, and prevent delays in the development process due to late-stage bugs.