- Go to Resources
- Click on File Type Configurations
- Edit or create a new configuration and select XHTML v.2 or HTML5 in the process (this will provide you with preview settings for configuration purposes)
After creating a project using a HTML source file and you want to enable the real-time preview:
- Open the project file in Online Editor
- Click on View tab
- Click on Preview then choose how you would like the preview to be set up