If your "DLC" or update is a folder containing custom scenery files (like those from community forums): : Extract the downloaded file to get the scenery folder. Move Folder : Copy and paste the unzipped folder into the X-Plane 11 > Custom Scenery directory. Verify Order : X-Plane loads scenery based on the scenery_packs.ini file located in the Custom Scenery
For tips on enhancing the default look with realistic ground services and improved textures: x plane 11 global scenery dlccodex upd
The "upd" likely stands for an unofficial update or patch intended to make pirated scenery compatible with specific versions of the base simulator. Official Equivalent: In the legitimate version of X-Plane 11, Global Scenery If your "DLC" or update is a folder