The article provides a comprehensive guide on using Chrome Developer Tools, a set of web development tools integrated into Google Chrome, to inspect, edit, and debug web applications. These tools feature various panels such as Elements, Console, Sources, Network, Performance, Memory, Application, Security, and Lighthouse, each serving distinct debugging and optimization functions. The guide explains how developers and testers can access these tools via shortcuts or browser menus to modify HTML/CSS, execute JavaScript, analyze network requests, monitor page performance, and ensure security. Additionally, it highlights how cloud-based testing tools like LambdaTest can enhance cross-browser testing and mentions the LT Debug Chrome extension designed to simplify debugging tasks. This resource aims to aid developers in building more efficient and error-free web applications by leveraging the capabilities of Chrome Developer Tools and related platforms.