Debug background services
How to debug Background Fetch, Background Sync, Notifications, Push Messages, and view reports with Chrome DevTools.
Watch JavaScript values in real-time with Live Expressions
If you find yourself typing the same JavaScript expressions into the Console repeatedly, try Live Expressions instead.
Console overview
The main uses of the Chrome DevTools Console are logging messages and running JavaScript.
Sources panel overview
View and edit files, create Snippets, debug JavaScript, and set up Workspaces in the Sources panel of Chrome DevTools.
Pause your code with breakpoints
Learn about all the ways you can pause your code in Chrome DevTools.
JavaScript debugging reference
Discover new debugging workflows in this comprehensive reference of Chrome DevTools debugging features.
Run snippets of JavaScript
Snippets are small scripts that you can author and execute within the Sources panel of Chrome DevTools. You can access and run them from any page. When you run a snippet, it executes from the context of the currently open page.