To install the Pricefx Studio plugin:
Open IntelliJ IDEA.
Open Plugins from the Configure menu.
Click 'Manage Plugin Repositories'.
Click the 'plus' button to add a new custom repository.
Stable release – https://developer.pricefx.eu/studio/
Nightly Build – https://developer.pricefx.eu/studio/eap (Early Access Program that has the latest features, but it is potentially unstable)
Click OK to close the dialog.
Back in Marketplace, in the list of plugins, search for pricefx to find the plugin named pricefx-studio-idea.
Click 'Install'.
When the installation is complete, restart IDEA.
When a new version of the plugin is released, IDEA will check during startup and offer you to update the plugin version.