In 2022, ensuring a seamless user experience across various browsers and devices is vital for digital businesses to remain competitive, which necessitates a robust cross-browser testing strategy. Google Chrome leads the global browser market, but testing should also include Safari, Edge, Firefox, and other browsers, as these can hold significant market shares in specific regions or devices, such as Safari on iOS. The testing process must account for different screen sizes, resolutions, and operating systems, and while manual testing on numerous devices is impractical, platforms like LambdaTest offer a cloud-based solution to test web applications across over 3000 real browser and OS combinations. Effective browser testing considers the geographical location and device preferences of the target audience, with analytics tools like Google Analytics helping to identify the most relevant browsers and versions. As technology evolves, businesses must continually adapt their testing strategies to maintain optimal website functionality and user satisfaction.