The popup closes and the text is linked to the target page.
After "Save" and "Show" you will see the link in the frontend. If you hold the mouse over the link and wait briefly, the title of the link will also be displayed briefly.
Create external link
After "Save" and then "Display", you will see the external link created in the preview.
Create e-mail link
After "Save" and "Show" again, you will see the generated email link in the preview.
Create file link
Note
File links should no longer be created in the editor. Always use the content element file links. This has the advantage that the file type and size are automatically displayed.