Change WebStorm LiveEdit Port (63342)

Well you will need to go onto chrome for this one. Firstly you need to go into extensions:

You can quickly do this by typing chrome://extensions/ into your awesomebar, and then just hitting ENTER.

Makee sure developer mode is enabled:

Click options underneath Jetbrains IDE support. It will open up a new window where you can change your port.

Default built-in server port can be configured in IDE - Settings/Debugger/javaScript/built-in server port.

WebStorm 8

In WebStorm 8 follow menu (or press Shortcut Alt+F7):

File -> Settings

Category:

IDE Settings -> Debugger -> JavaScript

And there change "Built-in server port".

Hint:

If you have a firewall warning when starting WebStorm then you must uncheck the checkbox "Can accept external connections" inside the settings window.

WebStorm 9, 10, 11

In newer WebStorm Versions you'll have to enter the Settings like explained above, but enter a different category.

Category:

Build, Execution, Deployment -> Debugger