Live Edit in Node.js applications
By default, Live Edit is enabled only in HTML and CSS files.
Before you start
Enable Live Edit
Install the LiveEdit plugin on the Settings/Preferences | Plugins page, tab Marketplace, as described in Installing plugins from JetBrains repository.
Press Ctrl+Alt+S to open the IDE settings and select.
Select Update Node.js application on changes. Specify the time-delay between changing the code in the editor and showing this change in the browser: accept the default value
300 msor specify a custom value using the spin box next to the corresponding field.