How does vscade use the built-in browser?

I use HBuilderX It is very inconvenient to use this built-in browser （ Maybe there's a version problem ）

In fact, the result of the viewer is

There is still no way to find a way through the Internet , So switch to VScode Come up and write code .

VScode The advantage of many plug-ins , I soon found a built-in browser plug-in Browser Preview

The way to use it is