friendica-addons/impressum/config/impressum.config.php

<?php

// Warning: Don't change this file! It only holds the default config values for this addon.
// Instead, copy this file to config/impressum.config.php in your Friendica directory and set the correct values there

return [
	'impressum' => [
		// owner (String)
		// This is the Name of the Operator
		'owner' => '',

		// ownerprofile (String)
		// This is an optional Friendica account where the above owner name will link to
		'ownerprofile' => '',

		// email (String)
		// A contact email address (optional)
		// Will be displayed slightly obfuscated as name(at)example(dot)com
		'email' => '',

		// postal (String)
		// Should contain a postal address where you can be reached at (optional)
		'postal' => '',

		// notes (String)
		// Additional informations that should be displayed in the Impressum block
		'notes' => '',

		// footer_text (String)
		// Text that will be displayed at the bottom of the pages.
		'footer_text' => '',
	],
];