To get the most out of this tutorial, open up the demo and try out the features on the demo page. Start with the Audits panel because it gives you targeted suggestions on how to improve your page. There are many types of load performance issues that aren't related to network activity. If you're looking for ways to improve page load performance, don't start with the Network panel. Inspecting the properties of an individual resource, such as its HTTP headers, content, size, and so on.Making sure that resources are actually being uploaded or downloaded at all.The most common use cases for the Network panel are: In general, use the Network panel when you need to make sure that resources are being downloaded or uploaded as expected.
