Open the website in a browser
Right-click on the page
Select Inspect or Inspect Element
Use the Elements tab to view HTML and CSS
Use the Console tab to view logs and run JavaScript
Use the Network tab to inspect requests and responses
Use the Sources tab to view loaded files and scripts
Use the Application tab to inspect storage, cookies, and cache
Use the Device Toolbar to test responsive layouts
Hover over elements in the inspector to highlight them on the page
Edit HTML and CSS directly in the inspector to test changes
Refresh the page to see how changes affect loading
Close the developer tools when finished