The Better Link Clicker plugin modifies how links work in Obsidian: instead of navigating to the target, it opens the editor and offers to create a new note.
By default, clicking a link in an Obsidian note opens that note. If you’d rather jump straight to editing it, this plugin can help
Better Link Clicker changes the logic for handling links. Now, clicking on them opens the editor instead of navigating.

Additionally, clicking a link that points to an existing note will prompt you to create a new note.