We assume that you have already installed the package.
You can now switch between languages by clicking on the flags above the block.
If you have multiple instances of C5DK Multilingual Content Block on the same side, you have the option of inserting C5DK Multilingual Content Menu block on the page.
This will make it possible to switch all the instances at the same time. C5DK Multilingual Content Menu has no Settings. But we have supplied a template which makes it possible to change the flag position from right to left.
This add-on also has some templates with different layout. Check dem out in the switch template section of the block.