Even if the “UPD” works, you lose access to:

Then the world loaded.

If you’re coming across this “X-Plane 11 Global Scenery DLC Codex Upd,” let me clarify what it actually is. This isn’t an official paid DLC in the traditional sense. Instead, it appears to be a repackaged update that includes the for X‑Plane 11 (often the default world scenery that covers areas outside the included demo region) plus an update/patch (likely bringing the simulator to a newer version, such as 11.50+ or 11.55).

North, leaving areas like the Canadian Arctic Circle largely empty.